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 Class   D13EQUIPMENT FOR PRODUCTION, DISTRIBUTION, OR TRANSFORMATION OF ENERGY
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  100           SOLID FUEL
  101           ENERGY CONVERSION OR TRANSFORMATION
  102           . (1 indent ) Solar unit or component thereof
  103           . (1 indent ) Battery or casing therefor (1)
  104           .. (2 indent ) Plural cell automotive type
  105           ... (3 indent ) Simulative (2)
  106           ... (3 indent ) Pass-through hand or finger grip
  107           . (1 indent ) Battery charger
  108           .. (2 indent ) Cordless appliance type
  109           .. (2 indent ) With provision for mobility (e.g., wheeled, etc.)
  110           . (1 indent ) Transformer, rectifier or casing therefor (3)
  111           .. (2 indent ) Electric fence energizer
  112           . (1 indent ) Generator, motor or casing therefor
  113           .. (2 indent ) Engine starter type
  114           .. (2 indent ) Dynamoelectric machine (e.g., generator, etc.)
  115           ... (3 indent ) Wind or hand powered
  116           ... (3 indent ) With handle, bar or loop for lifting
  117           . (1 indent ) Inductor (e.g., coil, etc.)
  118           . (1 indent ) Element or attachment
  119           .. (2 indent ) Battery
  120           ... (3 indent ) Connector (e.g., terminal, clamp, etc.) (4)
  121           ... (3 indent ) Electrode (i.e., grid or plate type)
  122           .. (2 indent ) Generator, motor or casing therefor
  123           DISTRIBUTION, MODIFICATION OR CONTROL
  124           . (1 indent ) Voltage regulator
  125           . (1 indent ) Condenser, resistor or potentiometer (5)
  126           . (1 indent ) Vehicle ignition component (6)
  127           .. (2 indent ) Spark or glow plug
  128           . (1 indent ) Railway component
  129           . (1 indent ) Insulator (7)
  130           .. (2 indent ) Three or more repeats, or uniform configuration, about axis (8)
  131           .. (2 indent ) Symmetrical on two axes (9)
  132           .. (2 indent ) Bilaterally symmetrical (9)
  133           . (1 indent ) Connector, conductor or housing therefor (10)
  134           .. (2 indent ) Lamp socket
  135           ... (3 indent ) Converter (e.g., incandescent to fluorescent, etc.)
  136           ... (3 indent ) Provision for plural bulb
  137.1           .. (2 indent ) Plug and receptacle for domestic service (i.e., 120v or 220v type)
  137.2           ... (3 indent ) Outlet adapter or plug tap (i.e., increases the number of outlet receptacles)
  137.3           ... (3 indent ) Including switch or circuit breaker
  137.4           ... (3 indent ) Cord attached (e.g., extension cord or cord reel type)
  138.1           .. (2 indent ) Plug for domestic electric service (i.e., 120v or 220v type) (11)
  138.2           ... (3 indent ) Grounded or three-prong type
  139.1           .. (2 indent ) Receptacle for domestic electric service (i.e., 120v or 220v type) (12)
  139.2           ... (3 indent ) Track or conduit type
  139.3           ... (3 indent ) For installation within junction box (13)
  139.4           ... (3 indent ) Floor, ground or desktop mounted type
  139.5           .... (4 indent ) Utility pedestal
  139.6           ... (3 indent ) Including switch or circuit breaker (14)
  139.7           ... (3 indent ) Cord attached (e.g., extension cord or cord reel type)
  139.8           .... (4 indent ) Including switch or circuit breaker (i.e., outlet strip, block, or surge protector type) (14)
  144           .. (2 indent ) 12-volt cigarette lighter type
  145           .. (2 indent ) Heater or small appliance type
  146           .. (2 indent ) Three or more contacts (e.g., ports, terminals, etc.)
  147           ... (3 indent ) Linear array of identical repeating ports or contacts (i.e., in-line array)
  148           .. (2 indent ) Ring or spade lug
  149           .. (2 indent ) Compressive engagement (e.g., clamped, crimped, etc.) (15)
  150           ... (3 indent ) Wire nut type
  151           .. (2 indent ) Threaded engagement
  152           .. (2 indent ) Junction or outlet box (16)
  153           .. (2 indent ) Cable, wire or cladding therefor (17)
  154           .. (2 indent ) Element or attachment
  155           ... (3 indent ) Conduit, duct or channel
  156           ... (3 indent ) Cap, cover or boot
  157           ... (3 indent ) Cable marker
  158           . (1 indent ) Switch or casing therefor (18)
  159           .. (2 indent ) Relay
  160           .. (2 indent ) Circuit breaker, current suppressor or fuse, or casing therefor (19)
  161           ... (3 indent ) Fuse (20)
  162           .. (2 indent ) Control panel, console or module
  162.1           ... (3 indent ) Programmable controller
  163           ... (3 indent ) Console or floor type
  164           ... (3 indent ) Linear array of three or more identical control or display elements
  165           .. (2 indent ) Photocell operated (21)
  166           .. (2 indent ) Solenoid operated
  167           .. (2 indent ) Foot operated
  168           .. (2 indent ) Hand held or remote type
  169           .. (2 indent ) Toggle, lever or rocker operated
  170           .. (2 indent ) Slide operated
  171           .. (2 indent ) Button operated
  172           .. (2 indent ) Reed type
  173           .. (2 indent ) Element or attachment
  174           ... (3 indent ) Actuator (e.g., button, slide, etc.)
  175           .... (4 indent ) Blade or pivoting contact
  176           ... (3 indent ) Reed switch
  177           ... (3 indent ) Face panel or cover (22)
  178           ... (3 indent ) Circuit breaker, current suppressor or fuse
  179           . (1 indent ) Heat sink
  180           . (1 indent ) Electron or vacuum tube (23)
  181           .. (2 indent ) Cathode ray
  182           . (1 indent ) Semiconductor, transistor or integrated circuit (24)
  183           MAGNET
  184           CASING OR ENCLOSURE NOT ELSEWHERE SPECIFIED
  199           MISCELLANEOUS
 SEARCH NOTES FOR CLASS D13
 (1) Excludes holder such as box, mount, etc.; see subclass 119.
 (2) Includes letter or numeral.
 (3) Includes "power supply". For diode or vacuum tube, see subclass 180.
 (4) Includes jumper cable set.
 (5) Includes rheostat.
 (6) For coil, see subclass 117. For wire, see subclass 153.
 (7) For insulated wire, or wire cladding, see subclass 153.
 (8) Helical attachment provision not considered.
 (9) Includes mirror image symmetry. Helical attachment provision not considered.
 (10) Includes grounding bar. For battery connector, see subclass 120.
 (11) For plug combined with receptacle, see subclass 137.1+.
 (12) Includes covered receptacle where receptacle, per se, is invisible. For receptacle combined with plug, see subclass 137.1+.
 (13) Faceplate excluded. For receptacle combined with faceplate, see subclass 139.1.
 (14) For surge suppressor or circuit breaker, see subclass 160.
 (15) For biased engagement, see earlier subclasses.
 (16) For control panel or switch panel see, respectively, subclasses 162+ and 158+.
 (17) For cable marker, see subclass 157; For duct or channel, see subclass 155.
 (18) For general purpose control panel or module, see subclass 162. For rheostat, see subclass 125.
 (19) If control element such as switch, knob or lever is not disclosed, article is considered to be an element and is therefore classified in subclasses 173+. For combination with receptacle, see subclass 142.
 (20) Includes bolder or block.
 (21) Includes photocell or receiver unit, per se.
 (22) If control element such as switch, knob, lever, etc. , is disclosed, article is considered to be a switch, per se, and is therefore classified above. For escutcheon, see D8-350+.
 (23) Includes diode. Includes magnetron.
 (24) Includes circuit board.
 


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This data is current as of June/2006