Click to skip top of page links USPTO IntranetIntranet HomeIndexResourcesContactsInternetSearch
Patent Intranet > Classification Home Page > Classification Search Page > Classification Schedule with Indent Level
Site Feedback
 
   Search Classification Data | Class Numbers & Titles | Class Numbers | USPC Index  | International  | HELP  | Employee by Name  | Employees by Org       

 Class   340COMMUNICATIONS: ELECTRICAL
  Click here to view a PDF version of this file
  850           UNDERWATER
  851           . (1 indent ) Ship guidance system
  852           . (1 indent ) Electrodes and electrode systems
  853.1           WELLBORE TELEMETERING OR CONTROL (E.G., SUBSURFACE TOOL GUIDANCE, DATA TRANSFER, ETC.)
  853.2           . (1 indent ) Diagnostic monitoring or detecting operation of communications equipment or signal
  853.3           . (1 indent ) Selective control of subsurface equipment
  853.4           .. (2 indent ) In horizontal or inclined drilling or passage
  853.5           ... (3 indent ) Control of drilling apparatus using magnetic field
  853.6           .. (2 indent ) Control of drill bit or apparatus (e.g., steering, speed, etc.)
  853.7           . (1 indent ) Repeater in subsurface link (e.g., cable, etc.)
  853.8           . (1 indent ) With orientation sensing of subsurface telemetering equipment (other than drilling equipment)
  853.9           . (1 indent ) Including detail of subsurface signal storage (e.g., memory, recorder, register, etc.)
  854.1           . (1 indent ) With position or depth recording (e.g., line payout, equipment locator, etc.)
  854.2           .. (2 indent ) Location of collar or stuck tool
  854.3           . (1 indent ) Using a specific transmission medium (e.g., conductive fluid, annular spacing, etc.)
  854.4           .. (2 indent ) Drill string or tubing support signal conduction
  854.5           .. (2 indent ) Wellbore casing or ground
  854.6           .. (2 indent ) Electromagnetic energy (e.g., radio frequency, etc.)
  854.7           ... (3 indent ) Optical link (e.g., waveguide, etc.)
  854.8           ... (3 indent ) Near field coupling (e.g., inductive, capacitive, etc.)
  854.9           .. (2 indent ) Cable or wire (e.g., conductor as support, etc.)
  855.1           ... (3 indent ) Coupling connection structural feature
  855.2           ... (3 indent ) Single conductor cable or wire
  855.3           . (1 indent ) Multiplexed signals
  855.4           . (1 indent ) Pulse or digital signal transmission
  855.5           .. (2 indent ) Digital signal processing in subsurface transmitter
  855.6           ... (3 indent ) Having acoustic sensor
  855.7           . (1 indent ) Modification of signal bandwidth, frequency, or circuit impedance at subsurface location
  855.8           . (1 indent ) Including specified power transmission feature or source (e.g., battery, etc.)
  855.9           .. (2 indent ) Specified alternating current (A.C.) circuit feature
  856.1           . (1 indent ) In horizontal or inclined passage arrangement
  856.2           . (1 indent ) With expandable or inflatable sensor element or mounting
  856.3           . (1 indent ) Including particular sensor
  856.4           .. (2 indent ) Acoustic or vibratory (e.g., sonic, fluidic, etc.)
  870.01           CONTINUOUSLY VARIABLE INDICATING (E.G., TELEMETERING)
  870.02           . (1 indent ) With meter reading
  870.03           .. (2 indent ) Having plural transmitters
  870.04           . (1 indent ) With calibration
  870.05           . (1 indent ) With calculation
  870.06           .. (2 indent ) Plural transmitters (e.g., ratio)
  870.07           . (1 indent ) Combined (TM system with other system)
  870.08           .. (2 indent ) Radio dial
  870.09           .. (2 indent ) With alarm or annunciator (concurrent with TM)
  870.1           . (1 indent ) For radio sonde
  870.11           . (1 indent ) Plural transmitters
  870.12           .. (2 indent ) Frequency division multiplex
  870.13           .. (2 indent ) Time division multiplex
  870.14           ... (3 indent ) Using particular sync
  870.15           .. (2 indent ) With plural receiver
  870.16           . (1 indent ) Condition responsive
  870.17           .. (2 indent ) Temperature
  870.18           . (1 indent ) Using a particular modulation (e.g., phase, frequency, or amplitude)
  870.19           .. (2 indent ) Pulse
  870.2           ... (3 indent ) Pulse repetition
  870.21           ... (3 indent ) Analog to digital function converter
  870.22           ... (3 indent ) Permutation code
  870.23           ... (3 indent ) Increase pulses plus decrease pulses
  870.24           ... (3 indent ) Pulse duration (e.g., pulse train)
  870.25           . (1 indent ) Phase variation
  870.26           . (1 indent ) Frequency variation
  870.27           . (1 indent ) Plural circuits, each for particular magnitude
  870.28           . (1 indent ) Via radiant energy beam (via particular energy)
  870.29           .. (2 indent ) Photoelectric cell pickup
  870.3           . (1 indent ) With particular transmitter (e.g., piezoelectric, dynamo)
  870.31           .. (2 indent ) Inductive transmitter
  870.32           ... (3 indent ) Mutual inductance
  870.33           .... (4 indent ) Flux valve type (e.g., with movable saturating magnet)
  870.34           .... (4 indent ) Self-synchronous type
  870.35           .... (4 indent ) Differential type
  870.36           .... (5 indent ) Linear variable differential transformer (LVDT)
  870.37           .. (2 indent ) Capacitive transmitter
  870.38           .. (2 indent ) Resistive transmitter
  870.39           . (1 indent ) With supply voltage regulation or compensation
  870.4           . (1 indent ) With particular receiver (e.g., ratiometer)
  870.41           .. (2 indent ) Plural receivers
  870.42           .. (2 indent ) With feedback (e.g., reflex along line)
  870.43           ... (3 indent ) Follow-up (e.g., circuit rebalanced when upset)
  870.44           .. (2 indent ) With discharge device (e.g., CRT)
  901           EXTERNAL CONDITION VEHICLE-MOUNTED INDICATOR OR ALARM
  902           . (1 indent ) Transmitter in another vehicle (e.g., emergency vehicle)
  903           .. (2 indent ) Relative distence between vehicles (e.g., collision alert)
  904           . (1 indent ) Transmitter in one vehicle only
  905           . (1 indent ) Highway information (e.g., weather, speed limits, etc.)
  906           OVERRIDE OF TRAFFIC CONTROL INDICATOR BY COMMAND TRANSMITTER
  907           TRAFFIC CONTROL INDICATOR
  908           . (1 indent ) Portable
  908.1           .. (2 indent ) Barricade marker
  909           . (1 indent ) Plural intersections under common central station control
  910           .. (2 indent ) Central station responsive to traffic detectors
  911           ... (3 indent ) Central station controls offset (time between beginning of same phase at adjacent intersections)
  912           .. (2 indent ) Standby cycling implemented if invalid transmission received or loss of transmission occurs
  913           .. (2 indent ) Offset control
  914           .. (2 indent ) Split control
  915           .. (2 indent ) Central station includes display of status of indicators
  916           . (1 indent ) Intersection normally under local controller
  917           .. (2 indent ) Controller responsive to traffic detectors
  918           ... (3 indent ) Controller, when changing right of way, alters or skips normal "go" cycle of street having no traffic detected
  919           ... (3 indent ) Plural cross highways at intersection each have traffic detectors
  920           .... (4 indent ) Density determines split
  921           .... (5 indent ) Extension of time
  922           ... (3 indent ) Density determines split
  923           ... (3 indent ) Extension of time
  924           .. (2 indent ) Local controller can be superceded by central station controller
  925           .. (2 indent ) Pedestrian control
  926           .. (2 indent ) Manual setting of cycle length and split times
  927           .. (2 indent ) Rotating cam structure (specific structure required)
  928           . (1 indent ) Combined (e.g., toll systems, one-way)
  929           . (1 indent ) Indication of time remaining before change of phase
  930           .. (2 indent ) Electromechanical movable auxiliary indicator
  931           . (1 indent ) Traffic control or local controller failure indicator
  932           . (1 indent ) Pacing (e.g., vehicle keeps pace with sequentially activated lights)
  932.1           . (1 indent ) Pivoted
  932.2           VEHICLE PARKING INDICATORS
  933           VEHICLE DETECTORS
  934           . (1 indent ) Density
  935           . (1 indent ) Discriminates vehicle direction
  936           . (1 indent ) Speed and overspeed
  937           . (1 indent ) With camera
  938           . (1 indent ) Compensation for vehicle remaining at sensor position
  939           . (1 indent ) Environmental or drift compensation
  940           . (1 indent ) With pneumatic
  941           . (1 indent ) Inductive
  942           . (1 indent ) Photoelectric
  943           . (1 indent ) Sonic or ultrasonic
  944           PEDESTRIAN GUIDANCE
  945           AIRCRAFT ALARM OR INDICATING SYSTEMS
  946           . (1 indent ) Nonairplane (e.g., balloon or helicopter)
  947           . (1 indent ) Land-based landing guidance
  948           .. (2 indent ) Aircraft actuation of land-based landing guides
  949           .. (2 indent ) Wind direction
  950           .. (2 indent ) Movable (e.g., rotatable) guides
  951           .. (2 indent ) Phased landing guidance (e.g., runway approach, landing, touchdown)
  952           .. (2 indent ) Particular energy guide source (e.g., sound, electric field, radio)
  953           ... (3 indent ) Visual source
  954           .... (4 indent ) Alignment of plural sources
  955           .... (4 indent ) Plural colors
  956           .... (4 indent ) Modulated light source
  957           ... (3 indent ) Magnetic field guide
  958           . (1 indent ) Docking guidance
  959           . (1 indent ) Takeoff indicator
  960           . (1 indent ) Landing gear indicator
  961           . (1 indent ) Potential collision with other aircraft
  962           . (1 indent ) Icing indicator
  963           . (1 indent ) Flight alarm
  964           .. (2 indent ) Phased warnings for same flight condition
  965           .. (2 indent ) Tactile
  966           .. (2 indent ) Stall
  967           .. (2 indent ) Attitude (including yaw, angle of attack, roll, pitch, glide slope)
  968           .. (2 indent ) Wind shear
  969           .. (2 indent ) Speed
  970           .. (2 indent ) Altitude
  971           . (1 indent ) Nonalarm flight indicator
  972           .. (2 indent ) Runway presentation
  973           .. (2 indent ) Indicator of at least four flight parameters (altitude, speed, etc.)
  974           .. (2 indent ) Attitude
  975           ... (3 indent ) Roll or pitch
  976           ... (3 indent ) Glide slope or path
  977           .. (2 indent ) Altitude
  978           .. (2 indent ) Speed
  979           .. (2 indent ) Heading (includes deviation from desired course)
  980           .. (2 indent ) Indicator visible in pilot's line of sight through windscreen
  981           . (1 indent ) Aircraft beacons
  982           .. (2 indent ) Lights communicate (e.g., direction, altitude, reference position to observer)
  983           . (1 indent ) Obstruction beacon
  984           WATERCRAFT ALARM OR INDICATING SYSTEMS
  985           . (1 indent ) Navigation guides (e.g., channel lights)
  986           . (1 indent ) Anchor movement
  987           . (1 indent ) Rudder position indicator
  988           VEHICLE POSITION INDICATION
  989           . (1 indent ) At remote location
  990           .. (2 indent ) With map display
  991           .. (2 indent ) Position indication transmitted by vehicle after receipt of information from local station
  992           .. (2 indent ) Position indication transmitted at periodic intervals (e.g., distance travelled)
  993           .. (2 indent ) Position indication transmitted by local station to remote location
  994           .. (2 indent ) Vehicle's arrival or expected arrival at remote location along route indicated at that remote location (e.g., bus arrival systems)
  995.1           . (1 indent ) Map display
  995.11           .. (2 indent ) Having plural maps
  995.12           .. (2 indent ) Transmission of map data to vehicle
  995.13           ... (3 indent ) Traffic information
  995.14           .. (2 indent ) Manipulation of map display or data
  995.15           ... (3 indent ) Having adjustable map (e.g., scalable, etc.)
  995.16           .... (4 indent ) Input device
  995.17           .... (4 indent ) Display change based on vehicle position
  995.18           ... (3 indent ) Particular data storage
  995.19           .. (2 indent ) Route determination and display on map
  995.2           ... (3 indent ) Intersection turn guidance
  995.21           .... (4 indent ) Off course, route re-search
  995.22           .... (5 indent ) Pattern matching
  995.23           .... (5 indent ) Specifying particular start/destination
  995.24           .. (2 indent ) Including landmark information
  995.25           .. (2 indent ) Including vehicle position correction
  995.26           .. (2 indent ) Including particular display structure (e.g., detachable, rolling map sheet, etc.)
  995.27           .. (2 indent ) Including particular display feature (e.g., indication of direction, mileage, road type, etc.)
  995.28           .. (2 indent ) Including particular position/direction sensor
  996           . (1 indent ) Prerecorded message describes position
  425.5           LAND VEHICLE ALARMS OR INDICATORS
  426.1           . (1 indent ) Of burglary or unauthorized use
  427           .. (2 indent ) Of motorcycles or bicycles
  428           .. (2 indent ) Responsive to changes in voltage or current in a vehicle electrical system
  429           .. (2 indent ) Responsive to inertia, vibration, or tilt
  430           .. (2 indent ) With entrance/exit time delay
  426.11           .. (2 indent ) Including immobilization
  426.12           ... (3 indent ) User activated (e.g., car-jacking, etc.)
  426.13           .. (2 indent ) Remote control
  426.14           ... (3 indent ) Programmable
  426.15           ... (3 indent ) Status indication
  426.16           ... (3 indent ) Transmitter and receiver in vehicle
  426.17           ... (3 indent ) Transmitter on user
  426.18           .. (2 indent ) Remote alarm
  426.19           ... (3 indent ) Using GPS (i.e., location)
  426.2           ... (3 indent ) Cellular
  426.21           ... (3 indent ) Paging
  426.22           .. (2 indent ) Local indication
  426.23           ... (3 indent ) Exterior of vehicle
  426.24           .. (2 indent ) Including specified sensor
  426.25           ... (3 indent ) Plural diverse sensors
  426.26           ... (3 indent ) Detecting intruder energy (e.g., infrared, etc.)
  426.27           ... (3 indent ) Window (i.e., glass)
  426.28           ... (3 indent ) Door or lock
  426.29           ... (3 indent ) Trunk or hood
  426.3           ... (3 indent ) Ignition switch
  426.31           ... (3 indent ) Steering wheel
  426.32           ... (3 indent ) Brake
  426.33           ... (3 indent ) Wheel/tire
  426.34           ... (3 indent ) Accessory (e.g., speaker, radio face plate, etc.)
  426.35           .. (2 indent ) Including programmable key
  426.36           .. (2 indent ) Including keyless entry
  431           . (1 indent ) For trailer
  432           . (1 indent ) For bicycle
  433           . (1 indent ) For school bus
  434           . (1 indent ) For taxi
  435           . (1 indent ) Of relative distance from an obstacle
  436           . (1 indent ) Of collision or contact with external object
  437           .. (2 indent ) Curb
  438           . (1 indent ) Internal alarm or indicator responsive to a condition of the vehicle
  439           .. (2 indent ) Operation efficiency (e.g., engine performance, driver habits)
  440           .. (2 indent ) Tilt, imbalance, or overload
  441           .. (2 indent ) Speed of vehicle, engine, or power train
  442           .. (2 indent ) Tire deflation or inflation
  443           ... (3 indent ) By indirect detection means (e.g., height measurement)
  444           .... (4 indent ) Relative wheel speed
  445           ... (3 indent ) With particular telemetric coupling
  446           .... (4 indent ) Acoustic wave
  447           .... (4 indent ) Radio wave
  448           .... (4 indent ) Inductive
  449           .. (2 indent ) Temperature
  450           .. (2 indent ) Fluid level
  450.1           ... (3 indent ) Of hydraulic brake fluid
  450.2           ... (3 indent ) Of fuel
  450.3           ... (3 indent ) Of lubricant (e.g., engine oil)
  451           .. (2 indent ) Fluid pressure
  452           ... (3 indent ) Of brake fluid
  453           .. (2 indent ) Brake or clutch condition
  454           ... (3 indent ) Wear
  455           .. (2 indent ) Battery charging system condition
  456           .. (2 indent ) Gear position
  457           .. (2 indent ) Reminder
  457.1           ... (3 indent ) Of seat belt application
  457.2           ... (3 indent ) Of headlight energization
  457.3           ... (3 indent ) Of parking brake application
  457.4           ... (3 indent ) Of service interval expiration
  458           .. (2 indent ) Lamp or lamp circuit condition
  459           .. (2 indent ) Plural conditions
  460           ... (3 indent ) With voice warning
  461           ... (3 indent ) With particular display means
  462           .... (4 indent ) Digital
  463           . (1 indent ) External alarm or indicator of movement
  464           .. (2 indent ) Plural indications (e.g., go, slow, stop)
  465           .. (2 indent ) Turning or steering
  466           .. (2 indent ) Speed
  467           .. (2 indent ) Acceleration or deceleration
  468           . (1 indent ) External signal light system
  469           .. (2 indent ) With two or more intensity levels (e.g., day or night)
  470           .. (2 indent ) Pass - no pass
  471           .. (2 indent ) Hazard warning or distress signalling
  472           ... (3 indent ) Auxiliary signal permanently attached to vehicle
  473           ... (3 indent ) Portable signal
  474           .. (2 indent ) With audible signal
  475           .. (2 indent ) Turn signal
  476           ... (3 indent ) With automatic cancelling
  477           .... (4 indent ) By predetermined time interval or distance
  478           ... (3 indent ) With plural bulbs sequentially flashed
  479           .. (2 indent ) Brake light
  480           . (1 indent ) Electromagnetically actuated mechanical signal
  481           .. (2 indent ) Wigwag type
  482           .. (2 indent ) Normally encased
  483           ... (3 indent ) Plural concurrent indicators
  484           ... (3 indent ) Sliding sign or shutter
  485           ... (3 indent ) Window exhibited sign or shutter
  486           .... (4 indent ) Drum
  487           .. (2 indent ) Pivoting
  488           ... (3 indent ) Multiple indicators
  489           ... (3 indent ) Three or more positions
  490           .... (4 indent ) Vertical axis
  146.2           DIGITAL COMPARATOR SYSTEMS
  500           CONDITION RESPONSIVE INDICATING SYSTEM
  501           . (1 indent ) With particular system function (e.g., temperature compensation, calibration)
  502           .. (2 indent ) Acknowledgement
  503           ... (3 indent ) With ringback
  504           .. (2 indent ) Answer-back
  505           .. (2 indent ) Interrogator-responder
  506           .. (2 indent ) Alarm system supervision
  507           ... (3 indent ) Fail-safe
  508           ... (3 indent ) Redundant (e.g., added circuit or loop)
  509           ... (3 indent ) Plural or diverse current sources
  510           ... (3 indent ) Bridge or potential divider
  511           ... (3 indent ) Threshold or window (e.g., of analog electrical level)
  512           ... (3 indent ) Pulse
  513           ... (3 indent ) Diode
  514           .. (2 indent ) Testing
  515           ... (3 indent ) Simulation of condition
  516           ... (3 indent ) Automatic (e.g., periodic, start-up)
  517           .. (2 indent ) Selection from a plurality of sensed conditions
  518           ... (3 indent ) Scanning
  519           ... (3 indent ) Worst condition
  520           ... (3 indent ) First sensed exclusively indicated
  521           ... (3 indent ) Plural diverse conditions
  522           .... (4 indent ) Combined for response
  523           ... (3 indent ) Particular sequence of conditions
  524           ... (3 indent ) Condition position indicator
  525           .... (4 indent ) Display board
  526           .. (2 indent ) Predetermined rate of occurrence
  527           .. (2 indent ) Time delay
  528           ... (3 indent ) Entrance/exit
  529           ... (3 indent ) Condition persistence
  530           .... (4 indent ) Capacitor
  531           . (1 indent ) With particular coupling link
  532           .. (2 indent ) Having particular safety function
  533           .. (2 indent ) Wired
  534           ... (3 indent ) Coded message
  535           .... (4 indent ) Mechanical code means (e.g., coded disc)
  536           ... (3 indent ) Noninterfering
  537           ... (3 indent ) With impedance level coding
  538           ... (3 indent ) Combined with power line
  538.11           .... (4 indent ) Modulation technique
  538.12           .... (4 indent ) Noise reduction (e.g., filtering)
  538.13           .... (5 indent ) Zero crossing
  538.14           .... (4 indent ) Impedance matching (e.g., Y-match or delta match)
  538.15           .... (4 indent ) Bi-directional (e.g., with transceiver)
  538.16           .... (4 indent ) With inductive coupling (e.g., transformer or torroid)
  538.17           .... (4 indent ) With coupling plug
  539.1           .. (2 indent ) Radio
  539.11           ... (3 indent ) Including personal portable device
  539.12           .... (4 indent ) Medical
  539.13           .... (4 indent ) Tracking location (e.g., GPS, etc.)
  539.14           ... (3 indent ) Including remote residential device
  539.15           .... (4 indent ) Parent/child device
  539.16           ... (3 indent ) Including central station detail
  539.17           .... (4 indent ) And remote station detail
  539.18           .... (5 indent ) Dispatching
  539.19           .... (5 indent ) Programmable
  539.2           .... (4 indent ) Map
  539.21           .... (4 indent ) Signal strength
  539.22           ... (3 indent ) Having plural distinct sensors (i.e., for surrounding conditions)
  539.23           .... (4 indent ) Proximity
  539.24           .... (4 indent ) Diagnostic
  539.25           .... (4 indent ) Including video
  539.26           ... (3 indent ) Specific environmental sensor
  539.27           .... (4 indent ) Heat
  539.28           .... (4 indent ) Weather
  539.29           .... (4 indent ) Dosimeter
  539.3           ... (3 indent ) Including power saving
  539.31           ... (3 indent ) Including tamper resistant device
  539.32           ... (3 indent ) Including location of misplaced item
  540           . (1 indent ) Specific condition
  541           .. (2 indent ) Intrusion detection
  542           ... (3 indent ) Lock
  543           .... (4 indent ) Permutation
  544           ... (3 indent ) Disturbance of fluid pressure
  545.1           ... (3 indent ) Door or window movement
  546           .... (4 indent ) Portable
  545.2           .... (4 indent ) Specified sensor
  547           .... (5 indent ) Magnetic sensor
  548           .... (5 indent ) Plug or cord tension sensor
  549           .... (5 indent ) Rotatable sensor
  545.3           .... (5 indent ) Sensing of electromagnetic energy (e.g., light, infrared, or microwave)
  545.4           .... (5 indent ) Sensing of electrical parameter (e.g., piezoelectricity or capacitance)
  545.5           .... (5 indent ) Inertia-type sensor (e.g., mercury or pendulum switch)
  545.6           .... (4 indent ) Door, cover, or lid for self-contained article (e.g., refrigerator, mailbox, drawer, cabinet, or box)
  545.7           .... (4 indent ) Specified door or window portion (e.g., doorknob)
  545.8           .... (4 indent ) Specified door or window attachment (e.g., shade or blind)
  545.9           .... (4 indent ) Plural doors or windows
  550           ... (3 indent ) Partition penetration
  551           ... (3 indent ) Disturbance of magnetic field
  552           ... (3 indent ) Disturbance of electromagnetic waves
  553           .... (4 indent ) Standing waves
  554           .... (4 indent ) Doppler effect
  555           .... (4 indent ) Light
  556           .... (5 indent ) Beam
  557           ..... (6 indent ) Laser
  561           ... (3 indent ) Disturbance of electric field
  562           .... (4 indent ) Capacitance
  563           .... (5 indent ) With bridge
  564           .... (5 indent ) Fence
  565           ... (3 indent ) Responsive to intruder energy
  566           .... (4 indent ) Vibration
  567           .... (4 indent ) Electromagnetic energy
  568.1           .. (2 indent ) Article placement or removal (e.g., anti-theft)
  568.2           ... (3 indent ) Signal-carrying conduit between sensor and article (e.g., cable, power cord, or data link)
  568.3           .... (4 indent ) Power cord
  568.4           .... (4 indent ) Specified connector (e.g., phone jack-type plug)
  568.5           ... (3 indent ) Shopping cart or item thereon
  568.6           ... (3 indent ) Sporting equipment (e.g., golfbag, club, cart, or skis)
  568.7           ... (3 indent ) Currency, credit card, or container therefor (e.g., wallet or handbag)
  568.8           ... (3 indent ) Article on pedestal, in display case, or mounted on wall (e.g., work of art)
  569           ... (3 indent ) Mailbox
  570           ... (3 indent ) Drawer
  571           ... (3 indent ) Alarm on protected article
  572.1           ... (3 indent ) Detectable device on protected article (e.g., "tag")
  572.2           .... (4 indent ) Specified relationship between field and detection frequencies (e.g., nth order harmonics)
  572.3           .... (4 indent ) Deactivatable by means other than mere removal
  572.4           .... (4 indent ) Specified processing arrangement for detected signal
  572.5           .... (4 indent ) Having tuned resonant circuit
  572.6           .... (4 indent ) Having "soft" magnetic element (e.g., Permalloy)
  572.7           .... (4 indent ) Specified antenna structure
  572.8           .... (4 indent ) Specified device housing or attachment means
  572.9           .... (5 indent ) Having means locking device to article
  573.1           .. (2 indent ) Human or animal
  574           ... (3 indent ) Holdup
  575           ... (3 indent ) Sleep
  576           ... (3 indent ) Drive capability
  573.2           ... (3 indent ) Nondomestic animal (e.g., for hunting, fishing, or repelling)
  573.3           ... (3 indent ) Domestic animal training, monitoring, or controlling
  573.4           ... (3 indent ) House arrest system, wandering, or wrong place
  573.5           ... (3 indent ) Incontinence or enuresis alarm
  573.6           ... (3 indent ) Water safety alarm
  573.7           ... (3 indent ) Posture alarm
  577           .. (2 indent ) Flame
  578           ... (3 indent ) By radiant energy
  579           ... (3 indent ) By ionization or conductivity
  580           .. (2 indent ) Ice formation
  581           ... (3 indent ) Thermal
  582           ... (3 indent ) Vibratory
  583           ... (3 indent ) Photoelectric
  584           .. (2 indent ) Thermal
  585           ... (3 indent ) Refrigerated storage
  586           ... (3 indent ) Portable
  587           ... (3 indent ) False alarm resistant
  588           ... (3 indent ) Time-temperature relationship (e.g., overtemperature exceeds predetermined interval or time-temperature integral)
  589           .... (4 indent ) Rate of temperature change
  590           ... (3 indent ) Fusible, frangible, or destructible sensor
  591           .... (4 indent ) Containing pressurized fluid
  592           ... (3 indent ) Expanding fluid sensor
  593           ... (3 indent ) Switch sensor
  594           .... (4 indent ) With bimetallic element
  595           ... (3 indent ) Current modifier or generator
  596           .... (4 indent ) Cable or elongated probe
  597           .... (4 indent ) Curie point sensor
  598           .... (4 indent ) Barrier-layer sensor
  599           .... (4 indent ) Bridge circuit
  600           .. (2 indent ) Radiant energy
  601           .. (2 indent ) Meteorological condition
  602           ... (3 indent ) Moisture or humidity (e.g., rain)
  603           .. (2 indent ) Fluent material
  604           ... (3 indent ) Wetness
  605           ... (3 indent ) Leakage
  606           ... (3 indent ) Flow rate
  607           .... (4 indent ) Filter clogging
  608           .... (4 indent ) Stoppage
  609           .... (4 indent ) Counting
  610           .... (4 indent ) Vane in flow path
  611           .... (4 indent ) Pressure
  612           ... (3 indent ) Material level
  613           .... (4 indent ) Weight in container
  614           .... (4 indent ) Pressure
  615           .... (4 indent ) Moving sensor (e.g., impeller)
  616           .... (4 indent ) Overflow
  617           .... (4 indent ) Pulverant material (e.g., bin)
  618           .... (4 indent ) Liquid
  619           .... (5 indent ) Optical sensor
  620           .... (5 indent ) Electrode probe
  621           .... (5 indent ) Having sonic sensor
  622           .... (5 indent ) Having heat sensor
  623           .... (5 indent ) Float sensor
  624           ..... (6 indent ) Vertically reciprocable
  625           ..... (6 indent ) Pivoted arm
  626           ... (3 indent ) Pressure
  627           ... (3 indent ) Particle suspension in fluid
  628           .... (4 indent ) Smoke
  629           .... (5 indent ) Ionization
  630           .... (5 indent ) Photoelectric
  631           .... (4 indent ) Lubricant
  632           ... (3 indent ) Gas
  633           .... (4 indent ) Catalytic detector
  634           .... (4 indent ) Semiconductor detector
  635           .. (2 indent ) Condition of electrical apparatus
  636.1           ... (3 indent ) Battery
  636.11           .... (4 indent ) By change or rate of change of impedance or admittance
  636.12           .... (4 indent ) By current and voltage
  636.13           .... (4 indent ) By current
  636.14           .... (5 indent ) Thermochromic indication
  636.15           .... (4 indent ) By voltage
  636.16           .... (4 indent ) Having load detail
  636.17           .... (4 indent ) Having overcharge detection or protection
  636.18           .... (5 indent ) Including temperature detection
  636.19           .... (4 indent ) Battery deterioration detection
  636.2           .... (4 indent ) Including charging circuit
  636.21           .... (4 indent ) Wet cell type
  637           ... (3 indent ) Watt-hour meter
  638           ... (3 indent ) Fuse or circuit breaker
  639           .... (4 indent ) Plural
  640           ... (3 indent ) Heater element
  641           ... (3 indent ) Signalling light element
  642           .... (4 indent ) Plural bulbs or filaments
  643           .... (4 indent ) Thermal or magnetic current sensors
  644           ... (3 indent ) Switch or relay
  645           ... (3 indent ) Rectifier
  646           ... (3 indent ) Transformer
  647           ... (3 indent ) Insulation
  648           ... (3 indent ) Motor
  649           ... (3 indent ) Condition of intentional grounding circuit
  650           ... (3 indent ) Undesired circuit ground or short
  651           .... (4 indent ) For plural circuit conductors
  652           ... (3 indent ) Breaking of circuit continuity
  653           ... (3 indent ) Electronic circuit or component
  654           ... (3 indent ) Circuit energization
  655           .... (4 indent ) Heating circuit
  656           .... (4 indent ) Electrical socket
  657           .. (2 indent ) Electrical characteristic
  658           ... (3 indent ) Phase or frequency
  659           ... (3 indent ) Pulse or surge
  660           ... (3 indent ) Voltage
  661           .... (4 indent ) Comparison
  662           .... (4 indent ) Overvoltage
  663           .... (4 indent ) Undervoltage
  664           ... (3 indent ) Current
  665           .. (2 indent ) Force or stress
  666           ... (3 indent ) Weight
  667           .... (4 indent ) On seat
  668           ... (3 indent ) Tension
  669           .. (2 indent ) Acceleration
  670           .. (2 indent ) Velocity
  671           ... (3 indent ) Angular
  672           .... (4 indent ) Direction of shaft rotation
  673           .. (2 indent ) Article transport
  674           ... (3 indent ) Discrete articles
  675           ... (3 indent ) Web, film, or strip
  676           .... (4 indent ) Conveyor belt
  677           ... (3 indent ) Strand
  678           .. (2 indent ) Of geometrical gauge
  679           .. (2 indent ) Machine condition
  680           ... (3 indent ) Machine tool
  681           ... (3 indent ) Synchronization
  682           ... (3 indent ) Bearing
  683           ... (3 indent ) Vibration
  684           ... (3 indent ) Agricultural
  685           ... (3 indent ) Cranes
  686.1           .. (2 indent ) Position responsive
  687           ... (3 indent ) Connected or disconnected
  688           ... (3 indent ) Meter dial
  689           ... (3 indent ) Tilt
  690           ... (3 indent ) Geophysical (e.g., fault slip)
  686.2           ... (3 indent ) Alignment or misalignment
  686.3           ... (3 indent ) Shaft or rotary element
  686.4           ... (3 indent ) One article inserted into another
  686.5           ... (3 indent ) Workpiece
  686.6           ... (3 indent ) Proximity or distance
  691.1           . (1 indent ) Specified indicator structure
  691.2           .. (2 indent ) Simulated effect
  691.3           .. (2 indent ) Degree or urgency
  691.4           .. (2 indent ) Plural
  691.5           ... (3 indent ) Diverse
  691.6           .. (2 indent ) Information display
  692           .. (2 indent ) Sound reproducer
  691.7           .. (2 indent ) Mechanical
  691.8           .. (2 indent ) Control circuit detail
  693.1           . (1 indent ) Specified power supply
  693.2           .. (2 indent ) Substitute or emergency source (e.g., back-up battery)
  693.3           .. (2 indent ) Having reduced power consumption (e.g., intermittent power)
  693.4           .. (2 indent ) Having specified voltage regulator
  693.5           . (1 indent ) Specified housing
  693.6           .. (2 indent ) Configured to promote sensing capability (e.g., smoke detector)
  693.7           ... (3 indent ) Inserted battery required for housing closure
  693.8           .. (2 indent ) Simulation
  693.9           .. (2 indent ) Having specified mounting structure
  693.11           ... (3 indent ) To wall or ceiling
  693.12           ... (3 indent ) Within another housing
  1.1           SELECTIVE
  2.1           . (1 indent ) Path selection
  2.2           .. (2 indent ) Channel selecting matrix
  2.21           ... (3 indent ) Plural stages
  2.22           .... (4 indent ) Clos type
  2.23           .... (4 indent ) Alternate routing
  2.24           .... (4 indent ) Having master control element
  2.25           ... (3 indent ) Folded
  2.26           ... (3 indent ) Having master control element
  2.27           ... (3 indent ) Plural matrices
  2.28           ... (3 indent ) Crosspoint switch detail (i.e., specific crosspoint)
  2.29           .... (4 indent ) Semiconductor
  2.31           .... (4 indent ) Gas discharge
  2.4           .. (2 indent ) Code or pulse responsive
  2.5           .. (2 indent ) Wiper
  2.6           .. (2 indent ) Plural stages
  2.7           .. (2 indent ) Condition of data channel
  2.71           ... (3 indent ) Hunting
  2.9           .. (2 indent ) Spare channel
  2.8           .. (2 indent ) Data channel selector line
  2.81           .. (2 indent ) Tree or cascade
  3.1           . (1 indent ) Monitoring in addition to control (e.g., supervisory)
  3.2           .. (2 indent ) Synchronization
  3.21           ... (3 indent ) Time slot or packet
  3.22           ... (3 indent ) Electromechanical (e.g., relay, rotary distributor)
  3.23           .... (4 indent ) Relay chain
  3.24           .... (4 indent ) Step-by-step
  3.3           .. (2 indent ) Including storage or recording
  3.31           ... (3 indent ) Storage at controlled device or sensor
  3.32           ... (3 indent ) Storage at controller
  3.4           .. (2 indent ) Quiescent
  3.41           ... (3 indent ) Collision avoidance
  3.42           .. (2 indent ) Control to avoid fault
  3.43           .. (2 indent ) Fault condition detection
  3.44           ... (3 indent ) Control to correct fault
  3.5           .. (2 indent ) Including addressing
  3.51           ... (3 indent ) Polling or roll call
  3.52           ... (3 indent ) Group address
  3.53           ... (3 indent ) Source address
  3.54           ... (3 indent ) Destination address
  3.55           .... (4 indent ) Pulse counting
  3.6           .. (2 indent ) Scanning
  3.61           ... (3 indent ) Continuous
  3.62           ... (3 indent ) Interrupted
  3.63           .... (4 indent ) Automatic
  3.7           .. (2 indent ) Including indicator
  3.71           ... (3 indent ) Having manual control input
  3.8           .. (2 indent ) Electromechanical relay
  3.9           .. (2 indent ) Control then monitoring
  4.1           . (1 indent ) Communication or control for the handicapped
  4.11           .. (2 indent ) Remote control
  4.12           .. (2 indent ) Tactile
  4.13           .. (2 indent ) Visual
  4.14           .. (2 indent ) Audible
  4.2           . (1 indent ) Synchronizing
  4.21           .. (2 indent ) With addressing
  4.3           . (1 indent ) Program control
  4.31           .. (2 indent ) Operator initiated
  4.32           .. (2 indent ) Download through data network
  4.33           .. (2 indent ) Download through distribution network
  4.34           .. (2 indent ) Enable/disable (e.g., kill machine signal, etc.)
  4.35           .. (2 indent ) Time sequential manner
  4.36           .. (2 indent ) Machine tool
  4.37           .. (2 indent ) Of audio system
  4.4           . (1 indent ) Audio reproducing system (e.g., by pulse signal, etc.)
  4.41           .. (2 indent ) Plural devices
  4.42           .. (2 indent ) Wireless
  4.5           . (1 indent ) Stock quotation
  4.51           .. (2 indent ) With information storage
  4.6           . (1 indent ) Space allocation (e.g., vehicle seat, hotel reservation, etc.)
  4.61           .. (2 indent ) Remote terminal
  4.62           ... (3 indent ) Wireless
  5.1           . (1 indent ) Intelligence comparison for controlling
  5.2           .. (2 indent ) Authorization control (e.g., entry into an area)
  5.21           ... (3 indent ) Varying authorization
  5.22           .... (4 indent ) Code programming
  5.23           .... (5 indent ) Programming from coded record to controller
  5.24           ..... (6 indent ) Using additional record or carrier code
  5.25           .... (5 indent ) Programming of coded record
  5.26           .... (4 indent ) Code rotating or scrambling
  5.27           .... (4 indent ) Rule based input
  5.28           ... (3 indent ) Timed access blocking
  5.3           ... (3 indent ) Having indication of improper access
  5.31           .... (4 indent ) Lockout or disable
  5.32           .... (4 indent ) Visual indication
  5.33           .... (4 indent ) Including link to remote indicator
  5.4           ... (3 indent ) Credit
  5.41           .... (4 indent ) Banking or finance
  5.42           .... (4 indent ) Debiting (e.g., rental)
  5.5           ... (3 indent ) Input from central location for plural controlled devices
  5.51           ... (3 indent ) Manual code input
  5.52           .... (4 indent ) Biometrics
  5.53           .... (5 indent ) Image (e.g., fingerprint, face)
  5.54           .... (4 indent ) Password
  5.55           .... (4 indent ) Rotary input
  5.6           ... (3 indent ) Coded record input (e.g., IC card or key)
  5.61           .... (4 indent ) Wireless transceiver
  5.62           .... (5 indent ) Including manual switching means
  5.63           .... (5 indent ) Including timing means (e.g., clock)
  5.64           .... (4 indent ) Wireless transmitter
  5.65           .... (4 indent ) Electronic coded record
  5.66           .... (4 indent ) Magnetic coded record
  5.67           .... (4 indent ) Mechanical coded record
  5.7           ... (3 indent ) Access barrier
  5.71           .... (4 indent ) Garage door
  5.72           .... (4 indent ) Vehicle door
  5.73           .... (4 indent ) Lockbox
  5.74           ... (3 indent ) Access to electrical information
  5.8           .. (2 indent ) Authentication (e.g., identity)
  5.81           ... (3 indent ) Personal identification
  5.82           .... (4 indent ) Biometrics
  5.83           .... (5 indent ) Image (Fingerprint, Face)
  5.84           .... (5 indent ) Voice
  5.85           .... (4 indent ) Password
  5.86           ... (3 indent ) Document authentication
  5.9           .. (2 indent ) Commodity (e.g., vending)
  5.91           ... (3 indent ) Including merchandise information display system (e.g., store price display)
  5.92           ... (3 indent ) Item inventorying
  6.1           . (1 indent ) Having indication or alarm
  6.11           .. (2 indent ) Additional to other selective control
  6.12           .. (2 indent ) Party line
  6.13           ... (3 indent ) Selection by means of frequency
  6.14           ... (3 indent ) Selector or indicator, per se
  6.15           ... (3 indent ) Step-by-step impulse
  6.16           .... (4 indent ) Polarity controlled
  6.17           ... (3 indent ) Amplitude or polarity controlled
  7.1           .. (2 indent ) Paging to control diverse device
  7.2           .. (2 indent ) Code responsive (i.e., paging)
  7.21           ... (3 indent ) Two-way paging
  7.22           .... (4 indent ) Acknowledgment of message receipt
  7.23           .... (5 indent ) Including reply to query
  7.24           ... (3 indent ) Transmitting configuration
  7.25           .... (4 indent ) Multiple transmitters
  7.26           .... (5 indent ) Simulcast
  7.27           .... (5 indent ) Zoned
  7.28           ... (3 indent ) Paging terminal (i.e., element prior to the transmitter)
  7.29           .... (4 indent ) Terminal connected to other network
  7.3           .... (4 indent ) Queuing
  7.31           .... (4 indent ) Message input
  7.32           ... (3 indent ) Power control or battery saving
  7.33           .... (4 indent ) Based on received signal
  7.34           .... (5 indent ) Frame based timing
  7.35           .... (5 indent ) Address based
  7.36           .... (5 indent ) Received signal includes power command
  7.37           .... (4 indent ) Control based upon available power
  7.38           .... (4 indent ) Time based
  7.39           ... (3 indent ) Programming the receiver
  7.4           .... (4 indent ) Via local device
  7.41           .... (4 indent ) Over the air
  7.42           ... (3 indent ) Frequency scanning for address
  7.43           ... (3 indent ) Particular message and address format (e.g., POCSAG, FLEX, etc.)
  7.44           .... (4 indent ) Having error detection or correction
  7.45           ... (3 indent ) Addressing format
  7.46           .... (4 indent ) Group call
  7.47           .... (5 indent ) Source address
  7.48           .... (5 indent ) News information provider (e.g., sports, weather, etc.)
  7.49           .... (4 indent ) Tone code (i.e., frequency code)
  7.5           ... (3 indent ) Distress signal
  7.51           ... (3 indent ) Message presentation
  7.52           .... (4 indent ) Storing or retrieving message (e.g., received message database handling)
  7.53           .... (4 indent ) Canned message (audible or visual)
  7.54           .... (4 indent ) Via externally coupled device
  7.55           .... (4 indent ) Display
  7.56           .... (5 indent ) Including graphics
  7.57           .... (4 indent ) Audible
  7.58           ... (3 indent ) Alert
  7.59           .... (4 indent ) Priority alert
  7.6           .... (4 indent ) Vibratory (i.e., tactual) alarm
  7.61           .... (4 indent ) Visual
  7.62           .... (4 indent ) Audible
  7.63           ... (3 indent ) Housing detail
  8.1           .. (2 indent ) Location indication
  9.1           . (1 indent ) Addressing
  9.11           .. (2 indent ) Group addressing
  9.12           .. (2 indent ) Asynchronous
  9.13           ... (3 indent ) Multiple discrete addresses
  9.14           ... (3 indent ) Packet data
  9.15           .. (2 indent ) Including source address
  9.16           .. (2 indent ) Programming of the address
  9.17           .. (2 indent ) Plural part (e.g., digit, etc.) or repetitions
  10.1           . (1 indent ) Interrogation response
  10.2           .. (2 indent ) Contention avoidance
  10.3           .. (2 indent ) Interrogation signal detail
  10.31           ... (3 indent ) Individual call
  10.32           ... (3 indent ) Group call
  10.33           ... (3 indent ) Wake up (all call)
  10.34           ... (3 indent ) Power up
  10.4           .. (2 indent ) Response signal detail
  10.41           ... (3 indent ) Combination response
  10.42           ... (3 indent ) Identification only
  10.5           .. (2 indent ) Additional control
  10.51           ... (3 indent ) Programming (e.g., read/write)
  10.52           .... (4 indent ) ID code
  10.6           .. (2 indent ) Printout or display
  11.1           . (1 indent ) With multidigit encoder
  12.1           . (1 indent ) Pulse responsive actuation
  12.11           .. (2 indent ) Phase or frequency shift keying
  12.12           .. (2 indent ) Polarity
  12.13           .. (2 indent ) Pulse pairs
  12.14           .. (2 indent ) Having delay line
  12.15           .. (2 indent ) Serial
  12.16           ... (3 indent ) Pulse width
  12.17           ... (3 indent ) Pulse spacing (e.g., pulse repetition rate, etc.)
  12.18           ... (3 indent ) Counting
  12.19           .... (4 indent ) Relay
  12.2           .... (4 indent ) Counting chain
  12.21           ... (3 indent ) Shift register
  12.22           ... (3 indent ) Remote control
  12.23           .... (4 indent ) Programming
  12.24           .... (5 indent ) Operator initiated
  12.25           .... (5 indent ) Download through data network
  12.26           .... (5 indent ) Download through distribution network
  12.27           .... (5 indent ) Enable/disable (e.g., kill machine signal, etc.)
  12.28           .... (5 indent ) Programming a controller
  12.29           .... (5 indent ) Programming an appliance
  12.3           .... (4 indent ) Diverse delivery media (e.g., wired and wireless, etc.)
  12.31           .... (4 indent ) Wired
  12.32           .... (5 indent ) Power line (PLC)
  12.33           ..... (6 indent ) Modulation technique
  12.34           ..... (6 indent ) Noise reduction (e.g., filtering, etc.)
  12.35           ...... (7 indent ) Zero crossing
  12.36           ..... (6 indent ) Impedance matching (e.g., Y-match or delta match, etc.)
  12.37           ..... (6 indent ) Bi-directional (e.g., with transceiver, etc.)
  12.38           ..... (6 indent ) With inductive coupling (e.g., transformer or torroid, etc.)
  12.39           ..... (6 indent ) With coupling plug
  12.4           .... (5 indent ) Data network
  12.5           .... (4 indent ) Radio
  12.51           .... (5 indent ) RFID
  12.52           .... (4 indent ) Plural devices
  12.53           .... (5 indent ) Diverse devices
  12.54           .... (4 indent ) Indicator or display
  12.55           .... (4 indent ) Housing or casing
  13.1           . (1 indent ) Phase responsive actuation
  13.2           . (1 indent ) Frequency responsive actuation
  13.21           .. (2 indent ) Programming
  13.22           .. (2 indent ) Diverse delivery media (e.g., wired and wireless, etc.)
  13.23           .. (2 indent ) Power line (PLC)
  13.24           .. (2 indent ) Wireless link
  13.25           ... (3 indent ) Radio
  13.26           .... (4 indent ) RFID
  13.27           ... (3 indent ) Plural frequencies
  13.28           .... (4 indent ) Simultaneous
  13.29           .... (4 indent ) Permutation
  13.3           .... (4 indent ) Corresponding to distinct functions
  13.31           ... (3 indent ) Indicator or display
  13.32           ... (3 indent ) Housing or casing
  13.33           .. (2 indent ) Plural frequencies
  13.34           ... (3 indent ) Simultaneous
  13.35           ... (3 indent ) Permutation
  13.36           ... (3 indent ) Corresponding to distinct functions
  13.37           . (1 indent ) Amplitude responsive actuation
  13.38           .. (2 indent ) Divided resistor
  14.1           . (1 indent ) Decoder matrix
  14.2           .. (2 indent ) Plural stage
  14.3           .. (2 indent ) Programmable
  14.31           ... (3 indent ) Having fusible element
  14.4           .. (2 indent ) Logic crosspoint
  14.5           .. (2 indent ) Bistable crosspoint
  14.6           .. (2 indent ) Semiconductor crosspoint
  14.61           ... (3 indent ) Integrated circuit
  14.62           ... (3 indent ) Transistor
  14.63           .... (4 indent ) Field effect transistor
  14.64           .... (4 indent ) Four or more electrode type
  14.65           .... (4 indent ) Plural transistors in element
  14.66           ... (3 indent ) Semiconductor diode
  14.67           .... (4 indent ) Charge storage
  14.68           .... (4 indent ) Plural diodes at crosspoint
  14.69           ... (3 indent ) Switching element
  15.1           . (1 indent ) Having electron beam device
  16.1           . (1 indent ) System having rectifier
  286.01           SYSTEMS
  286.02           . (1 indent ) Network signaling
  286.03           .. (2 indent ) Speaking tube including circuit
  286.04           . (1 indent ) Manual alarm telegraph; e.g., other than signal box type
  286.05           .. (2 indent ) Fire
  286.06           . (1 indent ) Call station
  286.07           .. (2 indent ) Hospital
  286.08           .. (2 indent ) Hotel
  286.09           .. (2 indent ) Restaurant
  286.11           . (1 indent ) Annunciator
  286.12           .. (2 indent ) Drop annunciator
  286.13           . (1 indent ) Mimic
  286.14           .. (2 indent ) Mapping
  287           . (1 indent ) Signal box type (e.g., to call messenger, plural fire alarm boxes)
  288           .. (2 indent ) Combined (e.g., alarm circuit over power line)
  289           ... (3 indent ) With fire extinguisher (e.g., CO2)
  290           ... (3 indent ) Engine house apparatus controlling (e.g., releases horses, starts motor)
  291           .. (2 indent ) Repeaters (e.g., from central to plural fire houses or to siren)
  292           .. (2 indent ) Circuit maintenance (e.g., fault alarm, faulty circuit substitution)
  293           .. (2 indent ) Variable signal (e.g., police and fire, first and third alarm)
  294           ... (3 indent ) Dial selector for variable signal
  295           .. (2 indent ) Noninterfering (prevents break-in by another box during transmission)
  296           ... (3 indent ) Key obstruction type
  297           .. (2 indent ) With signal at box (e.g., preliminary signal to combat false alarms)
  298           ... (3 indent ) Answer back signal acknowledges transmitted signal
  299           ... (3 indent ) Simultaneous (e.g., actuated by transmitted signal)
  300           ... (3 indent ) Lamp at box (e.g., to call patrolman)
  301           .. (2 indent ) Portable box actuating key (e.g., key must be released by signal from central)
  302           ... (3 indent ) Frangible guard or protector for key
  303           .. (2 indent ) Frangible element must be broken to send signal
  304           .. (2 indent ) False alarm combating (e.g., detention devices)
  305           .. (2 indent ) Local circuit to actuate box
  306           ... (3 indent ) Watchman's local circuit
  307           .. (2 indent ) Transmitters
  308           ... (3 indent ) Controlled by door of signal box
  309           ... (3 indent ) With make and break wheel
  309.16           . (1 indent ) Timer control
  309.2           .. (2 indent ) With nonelectrical indicator or exhibitor
  309.3           .. (2 indent ) With diversely controlled indicator
  309.4           .. (2 indent ) Selectively or sequentially actuated indicators
  309.5           ... (3 indent ) With independent manual controller
  309.6           .. (2 indent ) Circuit maker-breaker in series
  309.7           .. (2 indent ) Reminder device with built-in timer
  309.8           .. (2 indent ) Separate diverse device activated by timer
  309.9           .. (2 indent ) Separate diverse device deactivated by timer
  311.2           . (1 indent ) Nonselective paging (e.g., public address system)
  313           . (1 indent ) Answer back
  314           .. (2 indent ) Noncorrespondence alarm (e.g., if acknowledgement is incorrect)
  315           . (1 indent ) Selsyn type
  316           . (1 indent ) Rebalancing at receiver
  317           .. (2 indent ) Automatic rebalancing
  318           . (1 indent ) Synchronous distributor at transmitter and receiver
  319           . (1 indent ) Plural electromagnets or plural motors receiver
  320           . (1 indent ) Via fluid conduit (e.g., fire hose)
  321           . (1 indent ) Portable self-contained (e.g., movie usher's signalling flashlight)
  322           . (1 indent ) Self-cancelling after fixed time
  323R           . (1 indent ) Game reporting
  323B           .. (2 indent ) Bowling
  326           . (1 indent ) Plural (e.g., concurrent auxiliary) single indications (e.g., light flashes when bell rings)
  327           .. (2 indent ) With sounder signal cut-off
  328           . (1 indent ) Audible signals (e.g., bell rings softly first and then loudly)
  329           .. (2 indent ) Intermittent
  330           . (1 indent ) In and out indicators (e.g., doorbell button flashes "out" sign)
  331           . (1 indent ) Periodic or flashing
  332           . (1 indent ) Signal light systems
  333           . (1 indent ) With specific power supply (e.g., power substitution)
  425.1           REPEATER IN UNSPECIFIED TYPE COMMUNICATIONS LINE OR CHANNEL (E.G., RELAY STATION)
  425.2           . (1 indent ) Power control
  407.1           TACTUAL INDICATION
  407.2           . (1 indent ) With input means (e.g., keyboard)
  815.4           VISUAL INDICATION
  815.41           . (1 indent ) False signal prevention (anti-sunlight)
  815.42           . (1 indent ) Having light piping
  815.43           .. (2 indent ) With specified colors
  815.44           . (1 indent ) Seven-segment indicator
  815.45           . (1 indent ) Using light emitting diodes
  815.46           . (1 indent ) Audio responsive lamp
  815.47           . (1 indent ) Switchboard or panel type (e.g., bullseye)
  815.48           .. (2 indent ) Pushbutton
  815.49           .. (2 indent ) Housing
  815.5           ... (3 indent ) Including optical means
  815.51           ... (3 indent ) Including spring
  815.52           .. (2 indent ) With details of energizing circuit
  815.53           . (1 indent ) Lighted alphanumeric or character indicator matrix
  815.54           .. (2 indent ) Having optical means in viewing path
  815.55           . (1 indent ) Transparent or translucent indicator with means for blocking light
  815.56           .. (2 indent ) Color
  815.57           .. (2 indent ) Having optical device
  815.58           . (1 indent ) Step by step positioner
  815.59           .. (2 indent ) Having resetting device
  815.6           .. (2 indent ) Remote controller
  815.61           .. (2 indent ) Drum indicator
  815.62           . (1 indent ) Electromagnetic actuator for indicator matrix
  815.63           . (1 indent ) Binary indicator
  815.64           . (1 indent ) Electromagnetic rotator for indicator wheel
  815.65           . (1 indent ) Multiple colors
  815.66           .. (2 indent ) By light signal
  815.67           ... (3 indent ) Plural
  815.68           ... (3 indent ) With movable optical means
  815.69           . (1 indent ) Diverse indications
  815.7           .. (2 indent ) Having percussion type indication (e.g., electric bells, chimes)
  815.71           ... (3 indent ) Electromagnetic
  815.72           .. (2 indent ) Having pneumatic type indication
  815.73           . (1 indent ) With lamp enclosed in transparent housing
  815.74           .. (2 indent ) Combined
  815.75           .. (2 indent ) Light source modifier
  815.76           ... (3 indent ) Lens type
  815.77           .. (2 indent ) Relatively movable light source
  815.78           . (1 indent ) Pointer indicator
  815.79           .. (2 indent ) Annunciator
  815.8           ... (3 indent ) Having electromagnetically releasable latch
  815.81           . (1 indent ) Grouped drop annunciators
  815.82           .. (2 indent ) Support
  815.83           . (1 indent ) Movable
  815.84           .. (2 indent ) Semaphore
  815.85           .. (2 indent ) Self restoring type annunciator
  815.86           .. (2 indent ) Rotary
  815.87           ... (3 indent ) Rotor driven
  815.88           ... (3 indent ) Vane indicator
  815.89           .. (2 indent ) Circuit closing type
  815.9           .. (2 indent ) By electromagnetically releasable latch
  815.91           ... (3 indent ) Having restoring means
  815.92           ... (3 indent ) Gravity operated drop annunciator
  384.1           AUDIBLE INDICATION
  384.2           . (1 indent ) Ultrasonic pest control
  384.3           . (1 indent ) Simulation
  384.4           . (1 indent ) Electronic siren (e.g., wail tone or yelp tone warning device)
  384.5           . (1 indent ) With computer element
  384.6           . (1 indent ) Piezoelectric
  384.7           . (1 indent ) Electronic
  384.71           .. (2 indent ) Timing
  384.72           .. (2 indent ) Plural generators
  384.73           .. (2 indent ) With sound transducer details
  385.1           . (1 indent ) Explosive
  387.1           . (1 indent ) Weatherproofing
  388.1           . (1 indent ) Diaphragm (e.g., horn or buzzer)
  390.1           .. (2 indent ) Rotary actuator
  390.2           ... (3 indent ) Having spring
  388.2           .. (2 indent ) Alternating current
  388.3           .. (2 indent ) With auxiliary flexible membrane
  388.4           .. (2 indent ) With resonance chamber
  388.5           .. (2 indent ) Armature support
  388.6           ... (3 indent ) Having spring
  388.7           .. (2 indent ) Interrupter
  388.8           ... (3 indent ) Having spring
  391.1           .. (2 indent ) Housing or mounting
  392.1           . (1 indent ) Percussion-type sound producer (e.g., signal chimes or bells)
  392.2           .. (2 indent ) Rotary actuator
  393.1           .. (2 indent ) Plural armatures
  393.2           .. (2 indent ) Battery operated
  393.3           .. (2 indent ) Pushbutton
  393.4           .. (2 indent ) Including timer
  392.3           .. (2 indent ) Volume control
  401.1           .. (2 indent ) Alternating current
  398.1           .. (2 indent ) Nonelectrical driving means (e.g., spring or weight)
  398.2           ... (3 indent ) With electromagnetic control
  398.3           .... (4 indent ) Including circuit breaker
  392.4           .. (2 indent ) Tubular sound producer (e.g., signal chimes)
  392.5           .. (2 indent ) Resonator (e.g., signal chimes)
  395.1           .. (2 indent ) Suspended (e.g., locomotive bell)
  397.1           .. (2 indent ) Armature support
  397.2           ... (3 indent ) Having spring
  397.3           .. (2 indent ) Interrupter
  397.4           ... (3 indent ) Having spring
  397.5           .. (2 indent ) Polarized
  396.1           .. (2 indent ) Housing or mounting
  404.1           . (1 indent ) Pneumatic-type sound producer (e.g., whistle or siren)
  404.2           .. (2 indent ) Rotary actuator
  404.3           .. (2 indent ) With valve
  999           MISCELLANEOUS
 
 FOREIGN ART COLLECTIONS
 
  FOR000           CLASS-RELATED FOREIGN DOCUMENTS
 Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collections listed below. These Collections contain ONLY foreign patents or non-patent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived.
 
             VEHICLE POSITION INDICATION (340/988)
  FOR400           . (1 indent ) Map display (340/995)
             LAND VEHICLE ALARM OR INDICATOR (340/425.5)
  FOR401           . (1 indent ) Of burglary or unauthorized use (340/426)
             CONDITION RESPONSIVE INDICATING SYSTEM (340/500)
             . (1 indent ) With particular coupling link (340/531)
  FOR402           .. (2 indent ) Radio (340/539)
             . (1 indent ) Specific condition (340/540)
             .. (2 indent ) Intrusion detection (340/541)
  FOR100           ... (3 indent ) Door or window movement (340/545)
  FOR101           .. (2 indent ) Article placement or removal (340/568)
  FOR102           ... (3 indent ) Detectable device on protected article (340/572)
  FOR103           .. (2 indent ) Human or animal (340/573)
             .. (2 indent ) Condition of electrical apparatus (340/635)
  FOR403           ... (3 indent ) Battery (340/636)
  FOR104           .. (2 indent ) Position responsive (340/686)
  FOR105           . (1 indent ) Specified indicator structure (340/691)
  FOR106           . (1 indent ) Specified power supply or housing (340/693)
             SELECTIVE (340/825)
  FOR203           . (1 indent ) Channel selection (340/825.03)
  FOR326           .. (2 indent ) Plural stage matrix system (e.g., path finding) (340/826)
  FOR327           ... (3 indent ) Alternate routing (340/827)
  FOR204           .. (2 indent ) Code or pulse responsive (340/825.04)
  FOR107           . (1 indent ) Loop (340/825.05)
  FOR206           . (1 indent ) Monitoring and control (e.g., supervisory) (340/825.06)
  FOR207           .. (2 indent ) Having addressing (340/825.07)
  FOR208           ... (3 indent ) Polling or roll call (340/825.08)
  FOR209           .. (2 indent ) Quiescent (340/825.09)
  FOR210           .. (2 indent ) Scanning (340/825.1)
  FOR211           ... (3 indent ) Continuous (340/825.11)
  FOR212           ... (3 indent ) Interrupted (340/825.12)
  FOR213           .... (4 indent ) Automatic (340/825.13)
  FOR214           .. (2 indent ) Synchronization (340/825.14)
  FOR215           .. (2 indent ) Having storage or recording (340/825.15)
  FOR216           .. (2 indent ) Fault condition (340/825.16)
  FOR217           .. (2 indent ) Having indicator (340/825.17)
  FOR218           .. (2 indent ) Relay (340/825.18)
  FOR110           . (1 indent ) Intelligence comparison (340/825.3)
  FOR111           .. (2 indent ) Authorization control (e.g., entry into an area) (340/825.31)
  FOR112           ... (3 indent ) With alarm or indication of improper access (340/825.32)
  FOR113           ... (3 indent ) Credit (340/825.33)
  FOR114           .. (2 indent ) Authentication (e.g., indentity) (340/825.34)
  FOR115           .. (2 indent ) Commodity (e.g., vending) (340/825.35)
  FOR311           SYSTEM WITH RECEIVER SELECTION (455/31.1)
  FOR312           . (1 indent ) Control of selectively responsive paging arrangement over telephone line (379/FOR 102)
  FOR321           . (1 indent ) Receiver scans for address signal (455/32.1)
  FOR381           . (1 indent ) Coded sequence (455/38.1)
  FOR382           .. (2 indent ) Having actuation (e.g., turn on/off or alarm indication, etcl.) (455/38.2)
  FOR383           ... (3 indent ) Power control or battery saving (455/38.3)
  FOR384           ... (3 indent ) Visual indication (455/38.4)
  FOR385           ... (3 indent ) Tone sequence (455/38.5)
             SELECTIVE (340/825)
             . (1 indent ) Having indication or alarm (e.g., location indication) (340/825.36)
  FOR244           .. (2 indent ) Code responsive (e.g., paging) (340/825.44)
  FOR245           ... (3 indent ) Distress signal alarm (340/825.45)
  FOR246           ... (3 indent ) Vibratory (tactual) alarm (340/825.46)
  FOR247           ... (3 indent ) Group call (340/825.47)
  FOR248           ... (3 indent ) Tone code (340/825.48)
  FOR108           . (1 indent ) Interrogation response (340/825.54)
  FOR109           .. (2 indent ) Printout (e.g., logging) or display (340/825.55)
  FOR279           . (1 indent ) Matrix (340/825.79)
  FOR280           .. (2 indent ) Plural stage (340/825.8)
  FOR281           .. (2 indent ) Electroluminescent elements (340/825.81)
  FOR282           ... (3 indent ) Light-emitting diode (340/825.82)
  FOR283           .. (2 indent ) Programmable (340/825.83)
  FOR284           ... (3 indent ) Having fusible element (340/825.84)
  FOR285           .. (2 indent ) Semiconductor crosspoint (340/825.85)
  FOR286           ... (3 indent ) Integrated circuit (340/825.86)
  FOR287           ... (3 indent ) Logic (340/825.87)
  FOR288           ... (3 indent ) Bistable (340/825.88)
  FOR289           ... (3 indent ) Switching element (340/825.89)
  FOR290           ... (3 indent ) Transistor (340/825.9)
  FOR291           .... (4 indent ) Field effect transistor (340/825.91)
  FOR292           .... (4 indent ) Four or more electrodes (340/825.92)
  FOR293           .... (4 indent ) Plural (340/825.93)
  FOR294           ... (3 indent ) Diode (340/825.94)
  FOR295           .... (4 indent ) Charge storage (340/825.95)
  FOR296           .... (4 indent ) Plural diodes at crosspoint (340/825.96)
             SYSTEMS (340/286.01)
  FOR404           . (1 indent ) Timer controlled (340/309.15)
  FOR301           . (1 indent ) Paging (340/311.1)
  FOR405           . (1 indent ) Signal over power line (340/310.01)
  FOR406           .. (2 indent ) Modulation technique (340/310.02)
  FOR407           .. (2 indent ) Noise reduction (e.g., filtering) (340/310.03)
  FOR408           ... (3 indent ) Zero crossing (340/310.04)
  FOR409           .. (2 indent ) Impedance matching (e.g., Y-match or delta match) (340/310.05)
  FOR410           .. (2 indent ) Bidirectional (e.g., with transceiver) (340/310.06)
  FOR411           .. (2 indent ) With inductive coupling (e.g., transformer or torrid) (340/310.07)
  FOR412           .. (2 indent ) With coupling plug (340/310.08)
             SELECTIVE (340/825)
  FOR413           . (1 indent ) Lockout or priority (programmed or variable) (340/825.5)
  FOR414           .. (2 indent ) Designated priority (340/825.51)
  FOR415           SELECTIVE (340/825)
  FOR416           . (1 indent ) Spare channel (340/825.01)
  FOR417           . (1 indent ) Tree or cascade (340/825.02)
  FOR418           . (1 indent ) Communication or control for the handicapped (340/825.19)
  FOR419           . (1 indent ) Synchronizing (340/825.2)
  FOR420           .. (2 indent ) With addressing (340/825.21)
  FOR421           . (1 indent ) Program control (340/825.22)
  FOR422           .. (2 indent ) Machine tool (340/825.23)
  FOR423           .. (2 indent ) Of audio systems (340/825.24)
  FOR424           . (1 indent ) Audio system (e.g., by pulse signal) (340/825.25)
  FOR425           . (1 indent ) Stock quotation (340/825.26)
  FOR426           .. (2 indent ) With information storage (340/825.27)
  FOR427           . (1 indent ) Space allocation (e.g., vehicle seat, hotel reservation) (340/825.28)
  FOR428           .. (2 indent ) Remote terminal (340/825.29)
  FOR429           . (1 indent ) Having indication or alarm (e.g., location indication) (340/825.36)
  FOR430           .. (2 indent ) Additional to other selective control (340/825.37)
  FOR431           .. (2 indent ) Party line (340/825.38)
  FOR432           ... (3 indent ) Selection by means of frequency (340/825.39)
  FOR433           ... (3 indent ) Selector or indicator, per se (340/825.4)
  FOR434           ... (3 indent ) Step-by-step impulse (340/825.41)
  FOR435           .... (4 indent ) Polarity controlled (340/825.42)
  FOR436           ... (3 indent ) Amplitude or polarity controlled (340/825.43)
  FOR437           .. (2 indent ) Location indication (340/825.49)
  FOR438           . (1 indent ) Addressing (340/825.52)
  FOR439           .. (2 indent ) Plural part (e.g., digit) or repetitions (340/825.53)
  FOR440           . (1 indent ) With multidigit encoder (340/825.56)
  FOR441           . (1 indent ) Pulse responsive actuation (340/825.57)
  FOR442           .. (2 indent ) Phase or frequency shift keying (340/825.58)
  FOR443           .. (2 indent ) Polarity (340/825.59)
  FOR444           .. (2 indent ) Pulse pairs (340/825.6)
  FOR445           .. (2 indent ) Having delay line (340/825.61)
  FOR446           .. (2 indent ) Serial (340/825.62)
  FOR447           ... (3 indent ) Pulse width (340/825.63)
  FOR448           ... (3 indent ) Pulse spacing (e.g., pulse repetition rate) (340/825.64)
  FOR449           ... (3 indent ) Counting (340/825.65)
  FOR450           .... (4 indent ) Relay (340/825.66)
  FOR451           .... (4 indent ) Counting chain (340/825.67)
  FOR452           ... (3 indent ) Shift register (340/825.68)
  FOR453           ... (3 indent ) Radio link (340/825.69)
  FOR454           . (1 indent ) Phase responsive actuation (340/825.7)
  FOR455           . (1 indent ) Frequency responsive actuation (340/825.71)
  FOR456           .. (2 indent ) Wireless link (340/825.72)
  FOR457           .. (2 indent ) Plural frequencies (340/825.73)
  FOR458           ... (3 indent ) Simultaneous (340/825.74)
  FOR459           ... (3 indent ) Permutation (340/825.75)
  FOR460           ... (3 indent ) Corresponding to distinct functions (340/825.76)
  FOR461           . (1 indent ) Amplitude responsive actuation (340/825.77)
  FOR462           .. (2 indent ) Divided resistor (340/825.78)
  FOR463           . (1 indent ) Having electron beam device (340/825.97)
  FOR464           . (1 indent ) System having rectifier (340/825.98)
  FOR465           REMOTE CONTROL OVER POWER LINE (340/310.11)
  FOR466           . (1 indent ) Modulation technique (340/310.12)
  FOR467           . (1 indent ) Noise reduction (e.g., filtering) (340/310.13)
  FOR468           .. (2 indent ) Zero crossing (340/310.14)
  FOR469           . (1 indent ) Impedance matching (e.g., Y-match or delta match) (340/310.15)
  FOR470           . (1 indent ) Bi-directional (e.g., with transceiver) (340/310.16)
  FOR471           . (1 indent ) With inductive coupling (e.g., transformer or torroid) (340/310.17)
  FOR472           . (1 indent ) With coupling plug (340/310.18)


   Note: Some content linked to on this page may require a plug-in for Adobe Acrobat Reader.

This file produced by USPTO - SIRA - Office of Classification Support - ReferenceTools Project. Questions or comments relating to this file should be directed to Patent Automation Feedback.

Click to skip end of page links


Intranet Home | Index | Resources | Contacts | Internet | Search | Firewall | Web Services

This data is current as of December/2011