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Index to the U.S. Patent Classification System
Entries as of June 30, 2000

[Explanation of Data]
Links to Other Index Entries Beginning With:
A B C Co D E F G H I J K L M N O P Q R S Sp T U V W X Y Z

Index Entries Beginning With " O "


The Manual of U.S. Patent Classification may be accessed by clicking on the classification, below.
( please note that links for some subclasses may not be available )
--------------------------------------------------------------

Class / Subclass - - - - Index Term

440 / 101____+ - - - - OAR
D12 / 215_____ - - - - . . DESIGN
440 / 106____+ - - - - . . LOCK
432 / 120____+ - - - - OAST
241 / ________ - - - - OATMEAL MAKING
000 / ________ - - - - OBJECTIVES
359 / 642____+ - - - - . . PHOTOGRAPHIC
359 / 656____+ - - - - . . TELESCOPE AND MICROSCOPE
084 / 380R___+ - - - - OBOE
114 / 66______ - - - - OBSERVATION BOAT
000 / ________ - - - - OBSTACLE CONTROLLED OR OPERATED
152 / 423____+ - - - - . . TIRE PUMP ELEMENT
182 / 91______ - - - - . . VEHICLE STEP, PIVOTED
182 / 89______ - - - - . . . . . SPRING BIASED
000 / ________ - - - - OBSTETRIC APPLIANCES
606 / 126_____ - - - - . . EMBRYOTOME
601 / 45______ - - - - . . EXERCISING
606 / 119____+ - - - - . . FORCEPS
606 / 119____+ - - - - . . INSTRUMENTS
604 / 317____+ - - - - . . RECEPTOR
606 / 119____+ - - - - . . TRACTORS
084 / 380R____ - - - - OCARINA
436 / 66______ - - - - OCCULT BLOOD
434 / 219____+ - - - - OCCUPATIONAL TRAINING
060 / 641.7___ .- - - - OCEAN THERMAL ENERGY CONVERSION, OTEC
000 / ________ - - - - OCTANE (SEE PARAFIN HYDROCARBON)
585 / 709____+ - - - - . . PRODUCTION BY ALKYLATION
000 / ________ - - - - OCTAVE
084 / 235_____ - - - - . . COUPLERS FOR PIANOS
084 / 340____+ - - - - . . COUPLERS FOR PIPE ORGANS
084 / 373_____ - - - - . . COUPLERS FOR REED ORGANS
313 / 300_____ - - - - OCTODE CONVERTER
000 / ________ - - - - OCTOPUS
452 / 12_____+ - - - - . . PROCESSING FOR FOOD
235 / 95R____+ - - - - ODOMETER
324 / 166_____ - - - - . . COMBINED WITH ELECTRICAL SPEED
324 / 166_____ - - - - . . . . . INDICATOR
D10 / 70______ - - - - . . DESIGN
116 / 62.1____ .- - - - . . SPEEDOMETER
048 / 195_____ - - - - ODORIZER
261 / DIG 17__ - - - - . . GAS & LIQUID CONTACT APPARATUS
428 / 905____* - - - - . . ODOR RELEASE MATERIAL
000 / ________ - - - - OFFICE EQUIPMENT
D20 / 15______ - - - - . . DESK TYPE NAME PLATE
D18 / ________ - - - - . . MACHINES
D18 / ________ - - - - . . . . . MACHINE CABINETS
D19 / 65_____+ - - - - . . MISCELLANEOUS, DESIGN
D18 / 36_____+ - - - - . . PHOTOCOPY MACHINES
000 / ________ - - - - OFFSET
072 / 386____+ - - - - . . METAL BENDING
101 / 130____+ - - - - . . PRINTING
000 / ________ - - - - OFFSHORE
405 / 195.1__+ .- - - - . . PLATFORM
114 / 264____+ - - - - . . . . . FLOATING
166 / 335____+ - - - - . . WELL
000 / ________ - - - - OFFTAKE
202 / 254____+ - - - - . . DISTILLATION
122 / 421_____ - - - - . . FLUE BOILER FEED HEATER
266 / 159_____ - - - - . . FURNACE SHAFT
454 / 49_____+ - - - - . . VENTILATING HOOD
324 / 691____+ - - - - OHMMETER
000 / ________ - - - - OIL (SEE PARTICULAR TYPE)
239 / ________ - - - - . . BURNERS (SEE NOTES TO)
239 / ________ - - - - . . . . . NOZZLES (SEE NOTES TO)
431 / 206____+ - - - - . . . . . RETORT
029 / 89.5____ .- - - - . . BURNISHING
220 / ________ - - - - . . CAN
222 / 81_____+ - - - - . . . . . CUTTING SPOUTS
D23 / 211_____ - - - - . . . . . DESIGN
222 / ________ - - - - . . . . . DISPENSERS
222 / 206____+ - - - - . . . . . RESILIENT WALL
508 / 110____+ - - - - . . CUTTING
000 / ________ - - - - . . DISTRIBUTOR
102 / 366_____ - - - - . . . . . AMMUNITION AND EXPLOSIVE DEVICE
441 / 34______ - - - - . . . . . BUOYS
405 / 22______ - - - - . . . . . FLUID BREAKWATER
405 / 22______ - - - - . . . . . HARBOR INSTALLATIONS
114 / 232____+ - - - - . . . . . WAVE OR SHIPS HULLS
426 / 601____+ - - - - . . EDIBLE
426 / 330.6__+ .- - - - . . . . . PRESERVATION
516 / 9______+ - - - - . . EMULSIONS
512 / 5_______ - - - - . . ESSENTIAL
210 / 348____+ - - - - . . FILTERS
261 / DIG 4___ - - - - . . . . . FUEL ENTERING NOZZLES OR FLOAT
261 / DIG 4___ - - - - . . . . . . . CHAMBER
210 / 167_____ - - - - . . . . . IN CLOSED CIRCULATING SYSTEM
044 / ________ - - - - . . FUEL
000 / ________ - - - - . . . . . BURNER NOZZLE (SEE NOTES TO)
110 / 260____+ - - - - . . . . . BURNER SOLID FUEL COMBINED
208 / 15_____+ - - - - . . . . . MINERAL OIL ONLY
431 / 13______ - - - - . . GAGES ON LAMP STANDS
048 / 61_____+ - - - - . . GAS MAKING
554 / 1______+ - - - - . . GLYCERIDE
431 / 298____+ - - - - . . LAMPS
405 / 60______ - - - - . . LEAK COLLECTION
D09 / 301____+ - - - - . . LUBRICATING
208 / 18_____+ - - - - . . . . . MINERAL OIL ONLY
252 / 68______ - - - - . . . . . REFRIGERANT OR ENERGY EXCHANGE
252 / 68______ - - - - . . . . . . . COMBINED
208 / ________ - - - - . . MINERAL
210 / 242.3___ .- - - - . . OIL WATER SKIMMERS
106 / 253____+ - - - - . . PAINTS
405 / 60_____+ - - - - . . SPILL CONTAINMENT
451 / 554_____ - - - - . . STONE
000 / ________ - - - - . . SYNTHETIC RESIN CTG FATTY ACID
000 / ________ - - - - . . . . . TRIGLYCERIDES (SEE SYNTHETIC
000 / ________ - - - - . . . . . RESIN OR NATURAL RUBBER)
073 / 61.71__+ .- - - - . . TESTERS
004 / DIG 11__ - - - - . . TOILET
252 / 570____+ - - - - . . TRANSFORMER
585 / 6.3____+ .- - - - . . . . . ALL-HYDROCARBON
106 / 249_____ - - - - . . VULCANIZED FACTICE
048 / 84______ - - - - . . WATER GAS
166 / ________ - - - - . . WELL
175 / ________ - - - - . . . . . DRILLING
392 / 301____+ - - - - . . . . . HEATERS ELECTRIC
029 / 6.01___+ .- - - - . . . . . STRAINER MAKING
000 / ________ - - - - OIL SHALE
201 / ________ - - - - . . DISTILLATION
208 / 400____+ - - - - . . MINERAL OIL FROM
000 / ________ - - - - OILER AND OILING (SEE LUBRICATION)
451 / 554_____ - - - - . . ABRADING
408 / 57______ - - - - . . CONDUIT IN DRILL BIT
083 / 169_____ - - - - . . CUTTER
408 / 56______ - - - - . . DIE SCREW
222 / ________ - - - - . . DISPENSER
073 / 280_____ - - - - . . FLOW METER
165 / 200____+ - - - - . . HEAT EXCHANGE CONTROL
184 / 88.1___+ .- - - - . . OIL CUP CLOSURE
083 / 169_____ - - - - . . SAW
083 / 169_____ - - - - . . SAW GUIDE
239 / 146____+ - - - - . . STREET
252 / 8.81___+ .- - - - . . TEXTILE PROCESSING COMPOSITIONS
139 / 45______ - - - - . . TEXTILE WEAVING
384 / 181_____ - - - - . . WASTE
081 / 2_______ - - - - . . WRENCH COMBINED
424 / ________ - - - - OINTMENTS
464 / 102____+ - - - - OLDHAM COUPLING
536 / 7.2____+ .- - - - OLEANDOMYCIN
585 / 16_____+ - - - - OLEFINS
568 / 895____+ - - - - . . ALCOHOLS BY HYDRATION OF
585 / 364_____ - - - - . . DISMUTATION
560 / 243____+ - - - - . . ESTERS FROM
570 / 246____+ - - - - . . HYDROHALOGENATION OF
208 / ________ - - - - . . MINERAL OILS
000 / ________ - - - - . . POLYMERIZED SOLID (SEE SYNTHETIC
000 / ________ - - - - . . . . . RESIN OR NATURAL RUBBER)
585 / 800____+ - - - - . . PURIFICATION
585 / 500____+ - - - - . . SYNTHESIS
554 / 223____+ - - - - OLEIC ACID
000 / ________ - - - - OLEOMARGARINE (SEE MARGARINE)
530 / 204_____ - - - - OLEORESIN
585 / 17_____+ - - - - OLIGOMERS, HYDROCARBON
585 / 502____+ - - - - . . SYNTHESIS
072 / 445_____ - - - - OLIVER HAMMER FOR FORGING
000 / ________ - - - - OMNIBUSES SEE VEHICLE
060 / 632____+ - - - - ONE SHOT MOTOR
D21 / 38______ - - - - ONE-ARM BANDIT
000 / ________ - - - - ONION
111 / 910____* - - - - . . PLANTERS
260 / ________ - - - - ONIUM COMPOUNDS
556 / 64_____+ - - - - . . ANTIMONIUM
556 / 64_____+ - - - - . . ARSONIUM
008 / 654_____ - - - - . . DYES CONTAINING
562 / 625____+ - - - - . . ORGANIC ACID AMINE ADDITION
568 / 557_____ - - - - . . OXONIUM
564 / 260_____ - - - - . . PHENOL AMINE ADDITION
564 / 305____+ - - - - . . PRIMARY AROMATIC AMINES
546 / 347_____ - - - - . . PYRIDINIUM
564 / 281____+ - - - - . . QUATERNARY AMMONIUM
546 / 182_____ - - - - . . QUINOLINIUM
558 / 20_____+ - - - - . . SULFATE ESTERS
568 / 18_____+ - - - - . . SULFONIUM
516 / 9______+ - - - - . . WETTING AGENTS
063 / 32______ - - - - ONYX
063 / 13______ - - - - . . PENDANTS
106 / 312_____ - - - - OPACIFIERS
000 / ________ - - - - OPEN WORK (SEE GRILLE)
052 / 633____+ - - - - . . BUILDING COMPONENT
428 / 542.6___ .- - - - . . DECORATION
000 / ________ - - - - OPENER AND OPENING DEVICE
493 / 309____+ - - - - . . BAG OPENING
493 / 255____+ - - - - . . . . . CLOSING COMBINED
493 / 199____+ - - - - . . . . . CUTTING CLOSING COMBINED
493 / 244____+ - - - - . . . . . REFOLDING COMBINED
493 / 199_____ - - - - . . . . . WEB FORMING CUTTING CLOSING
493 / 963____* - - - - . . . . . X-ART
000 / ________ - - - - . . BOTTLE OR JAR
215 / 295____+ - - - - . . . . . CAP
215 / 228_____ - - - - . . . . . STOPPER IN COMBINATION
215 / 295____+ - - - - . . . . . STOPPER REMOVAL FACILITATED
030 / 400____+ - - - - . . CAN CUTTER
007 / 152____+ - - - - . . . . . CLOSURE OPENER COMBINED
007 / 152____+ - - - - . . . . . COMBINED
D08 / 33______ - - - - . . CAN OR BOTTLE
220 / 260_____ - - - - . . CLOSURE METALLIC RECEPTACLE
081 / 3.07___+ .- - - - . . CLOSURE REMOVER
007 / 151____+ - - - - . . . . . COMBINED
007 / 126____+ - - - - . . . . . PLIERS COMBINED
083 / 912____* - - - - . . ENVELOPE
030 / 233_____ - - - - . . . . . CUTTERS
015 / 257.075_ .- - - - . . INKWELL PEN ACTUATED
452 / 13_____+ - - - - . . OYSTER
000 / ________ - - - - . . PAPER
383 / 200____+ - - - - . . . . . BAG WITH TEAR STRIP
229 / 200____+ - - - - . . . . . BOX WITH TEAR STRIP
030 / 2_______ - - - - . . . . . CARTON OR BOX
229 / 307____+ - - - - . . . . . ENVELOPE WITH TEAR STRIP
244 / 149_____ - - - - . . PARACHUTE
213 / 115____+ - - - - . . RAILWAY COUPLING KNUCKLE
019 / 80R____+ - - - - . . TEXTILE FIBER
408 / 53______ - - - - . . WOOD BOX
585 / 940____* - - - - OPENING OF HYDROCARBON RING
000 / ________ - - - - OPERA GLASS
359 / 409____+ - - - - . . HOLDERS
359 / 795_____ - - - - . . OPTICS
705 / 7______+ - - - - OPERATIONS RESEARCH COMPUTERIZED
705 / 8_______ - - - - . . RESOURCE ALLOCATION, SCHEDULING
000 / ________ - - - - OPERATOR
244 / 75R____+ - - - - . . AIRCRAFT CONTROL
074 / 2______+ - - - - . . AUTOMATIC
312 / 319.1__+ .- - - - . . CABINET COMPONENT
312 / 319.5__+ .- - - - . . . . . FLUID PRESSURE
000 / ________ - - - - . . CHAIR
297 / 260.1__+ .- - - - . . . . . ROCKING
472 / 85_____+ - - - - . . . . . SWINGING
192 / 82R____+ - - - - . . CLUTCH
446 / 8______+ - - - - . . COIN OPERATED TOY MONEY BOX
000 / ________ - - - - . . CONTROL LEVER
074 / 491____+ - - - - . . . . . HAND OPERATED
074 / 515R___+ - - - - . . . . . KNEE OPERATED
074 / 616_____ - - - - . . CONTROLLED GUARD MECHANISM
074 / 10R____+ - - - - . . DIAL
345 / 501____+ - - - - . . DISPLAY CONTROL
000 / ________ - - - - . . DUMPING VEHICLE
298 / 14_____+ - - - - . . . . . SLIDING AND TILTING
298 / 19R____+ - - - - . . . . . TILTING
000 / ________ - - - - . . ELEVATOR
187 / 351____+ - - - - . . . . . CAR BRAKE
187 / 316____+ - - - - . . . . . DOOR
187 / 306____+ - - - - . . . . . MANUAL CONTROL MECHANISM
182 / 208_____ - - - - . . EXTENSION LADDER
182 / 158_____ - - - - . . . . . LAZY TONG
000 / ________ - - - - . . FIGURE TOY
446 / 360_____ - - - - . . . . . FIGURE SUPPORT OPERATED
446 / 359____+ - - - - . . . . . LINK OPERATED
446 / 352_____ - - - - . . . . . PLATFORM OPERATED
000 / ________ - - - - . . ILLUMINATION
362 / 37_____+ - - - - . . . . . DIRIGIBLE LIGHT SUPPORTS
362 / 174____+ - - - - . . . . . LANTERN GLOBE
362 / 394_____ - - - - . . . . . SWITCHES AND VALVES
043 / 110_____ - - - - . . INSECT TRAPS
188 / 105____+ - - - - . . MULTIPLE BRAKE
152 / 419____+ - - - - . . PUMP OPERATING MEANS TIRES
000 / ________ - - - - . . RAILWAY
213 / 211____+ - - - - . . . . . DRAFT COUPLING
104 / 36_____+ - - - - . . . . . TURNTABLE
235 / 91R_____ - - - - . . REGISTER
235 / 44_____+ - - - - . . . . . FARE
235 / 99R_____ - - - - . . . . . PLATFORM OPERATED
126 / 169_____ - - - - . . STOVE OR FURNACE
200 / 17R____+ - - - - . . SWITCH MULTIPLE CIRCUIT
351 / 159____+ - - - - OPHTHALMIC LENSES OR BLANKS
351 / 163____+ - - - - . . LIGHT FILTERING
351 / 168____+ - - - - . . MULTIFOCAL
351 / 200____+ - - - - OPHTHALMOMETERS
351 / 205____+ - - - - . . OBJECTIVE TESTING
351 / 222____+ - - - - . . SUBJECTIVE TESTING
351 / 205____+ - - - - OPHTHALMOSCOPE
546 / 44_____+ - - - - OPIUM ALKALOIDS
359 / ________ - - - - OPTICS & OPTICAL
356 / 138____+ - - - - . . ALIGNMENT TESTING
264 / 1.1____+ .- - - - . . ARTICLE MOLDING
000 / ________ - - - - . . ATTENUATOR
250 / 227.11__ .- - - - . . . . . WITH PHOTOCELL
000 / ________ - - - - . . DELAY LINE
250 / 227.11__ .- - - - . . . . . WITH PHOTOCELL
D16 / 100____+ - - - - . . DESIGN
000 / ________ - - - - . . DEVICE
430 / 321_____ - - - - . . . . . PHOTO PROCESS MAKING
D16 / ________ - - - - . . EQUIPMENT DESIGN
351 / ________ - - - - . . EYE EXAMINING
385 / 115____+ - - - - . . FIBER BUNDLE
358 / 901.1__* .- - - - . . FIBER OPTICS
348 / 359_____ - - - - . . . . . WITH TV CAMERA
348 / 804_____ - - - - . . . . . WITH VIDEO DISPLAY
385 / ________ - - - - . . FIBER RODS
000 / ________ - - - - . . FILTER
252 / 582_____ - - - - . . . . . COMPOSITIONS
359 / 890_____ - - - - . . . . . LAMINATED
359 / 326____+ - - - - . . FREQUENCY CONVERTER, QUASI-OPTICAL
472 / 57_____+ - - - - . . ILLUSION
104 / 84______ - - - - . . . . . AMUSEMENT RAILWAY
446 / 244_____ - - - - . . . . . THAUMATROPE
352 / 101_____ - - - - . . . . . ZOETROPE
353 / ________ - - - - . . IMAGE PROJECTORS
000 / ________ - - - - . . INSTRUMENTS SEE TYPE OF INSTRUMENT
D16 / 130____+ - - - - . . . . . DESIGN
033 / 707_____ - - - - . . . . . DISTANCE
385 / 14______ - - - - . . INTEGRATED CIRCUIT
430 / 270.11__ .- - - - . . LAYERED RECORDABLE MEDIA
356 / ________ - - - - . . MEASURING & TESTING
D10 / 46_____+ - - - - . . MEASURING OR TESTING INSTRUMENT
D24 / 172____+ - - - - . . MEDICAL INSTRUMENT, FIXED
D24 / 150____+ - - - - . . MEDICAL INSTRUMENT, PORTABLE
352 / ________ - - - - . . MOTION PICTURES
323 / 902_____ - - - - . . SEMICONDUCTOR, COUPLING TO
435 / 808____* - - - - . . SENSING APPARATUS
D10 / 61_____+ - - - - . . SURVEYORS INSTRUMENT
359 / ________ - - - - . . SYSTEMS & ELEMENTS
434 / 303_____ - - - - . . TEACHING
385 / 130____+ - - - - . . THIN FILM OPTICAL WAVEGUIDE
385 / 100____+ - - - - . . TRANSMISSION CABLE
351 / ________ - - - - . . VISION TESTING & CORRECTION
422 / 82.06___ .- - - - . . . . . CHEMICAL ANALYSIS, APPARATUS
422 / 82.07___ .- - - - . . . . . . . FLUORESCENCE
385 / 53_____+ - - - - . . WAVEGUIDE CONNECTING MEANS
385 / 15_____+ - - - - . . WAVEGUIDE COUPLING MEANS
000 / ________ - - - - OPTODE OR OPTRODE
422 / 82.06___ .- - - - . . CHEMICAL ANALYSIS, APPARATUS
422 / 82.07___ .- - - - . . . . . FLUORESCENCE
351 / 200____+ - - - - OPTOMETER
351 / 205____+ - - - - . . OBJECTIVE TESTING
351 / 222____+ - - - - . . SUBJECTIVE TESTING
037 / 182_____ - - - - ORANGE PEEL BUCKET
000 / ________ - - - - ORCHARD
126 / 59.5____ .- - - - . . HEATING STOVES
239 / 77_____+ - - - - . . MOBILE SPRAYER OR DUSTER
047 / ________ - - - - . . PLANT HUSBANDRY
D08 / 1_______ - - - - . . . . . DESIGN
000 / ________ - - - - ORCHESTRION
084 / 170_____ - - - - . . COMBINED WITH OTHER INSTRUMENT
084 / 95.1____ .- - - - . . ROTATING PIN CYLINDER TYPE
000 / ________ - - - - ORDER APPARATUS
358 / 400____+ - - - - . . FACSIMILE
033 / 23.01__+ .- - - - . . PLANOGRAPHIC SCRIBER
089 / ________ - - - - ORDNANCE (SEE AMMUNITION; FIREARM;
089 / ________ - - - - . GUN)
089 / 125_____ - - - - . . AUTOMATIC
089 / 14.05__+ .- - - - . . BARRELS
089 / 1.51___+ .- - - - . . BOMB, FLARE & SIGNAL DROPPING
089 / 17_____+ - - - - . . BREECH CLOSURES
089 / 33.01__+ .- - - - . . CARTRIDGE FEEDING
235 / 375_____ - - - - . . CONTROL DATA
089 / 4.05___+ .- - - - . . EXPLOSION OPENED BREECH
089 / 27.11__+ .- - - - . . FIRING DEVICES
089 / 28.05__+ .- - - - . . . . . ELECTRIC
089 / 6______+ - - - - . . FUSE SETTERS
089 / 45_____+ - - - - . . LOADING
089 / 9_______ - - - - . . MACHINE GUNS
029 / 1.11____ .- - - - . . MAKING
073 / 167_____ - - - - . . MEASURING AND TESTING
089 / 37.01__+ .- - - - . . MOUNTS
089 / 7______+ - - - - . . PNEUMATIC
089 / 1.7____+ .- - - - . . RECOILLESS GUN
089 / 1.8____+ .- - - - . . ROCKET LAUNCHING
089 / 36.01__+ .- - - - . . SHIELDS
033 / 235____+ - - - - . . SIGHTS
089 / 5_______ - - - - . . SUBMARINE
075 / ________ - - - - ORE TREATMENT
423 / 249____+ - - - - . . ACTINIDE SERIES COMPOUND
266 / 168____+ - - - - . . APPARATUS
423 / 1______+ - - - - . . BENEFICIATING ORES
075 / 746____+ - - - - . . BRIQUETTING
241 / ________ - - - - . . COMMINUTOR
000 / ________ - - - - . . DETECTOR (SEE PROSPECTING)
209 / ________ - - - - . . DRESSING CLASSIFYING
000 / ________ - - - - ORGAN AND ORGANETTE
084 / 92______ - - - - . . AUTOMATIC WIND ORGANETTES
084 / 84_____+ - - - - . . AUTOMATIC WIND ORGANS
084 / 86______ - - - - . . BARREL
084 / DIG 22__ - - - - . . CHORD ORGANS
984 / 388____+ - - - - . . COMPUTER ORGANS
000 / ________ - - - - . . COUPLER
084 / 168_____ - - - - . . . . . AUTOMATIC ORGAN
084 / 340____+ - - - - . . . . . PIPE ORGAN
084 / 373_____ - - - - . . . . . REED ORGAN
D17 / 5_______ - - - - . . DESIGN
000 / ________ - - - - . . ELECTRIC
084 / 337_____ - - - - . . . . . ACTION OF WIND PIPE ORGAN
084 / 341_____ - - - - . . . . . COUPLERS OF WIND PIPE ORGAN
084 / 341_____ - - - - . . . . . . . ACTIONS
084 / 88______ - - - - . . . . . ELECTROPNEUMATIC ACTION OF
084 / 88______ - - - - . . . . . . . AUTOMATIC ORGAN
084 / 338_____ - - - - . . . . . ELECTROPNEUMATIC ACTION OF
084 / 338____+ - - - - . . . . . . . WIND PIPE ORGANS
084 / 347_____ - - - - . . . . . ELECTROPNEUMATIC SWELLS OF
084 / 347_____ - - - - . . . . . . . WIND PIPE ORGANS
084 / 600____+ - - - - . . . . . GENERATION OF ELECTRIC TONES
084 / 172_____ - - - - . . PIANO COMBINED WITH ORGAN
084 / 331____+ - - - - . . PIPE ORGAN NONAUTOMATIC
084 / 349____+ - - - - . . PIPES
984 / 11_____+ - - - - . . PIPES
084 / 351____+ - - - - . . REED ORGAN NONAUTOMATIC
084 / 363____+ - - - - . . REEDS
084 / 148_____ - - - - . . TRACKERS AND SHEETS FOR
084 / 148_____ - - - - . . . . . AUTOMATIC ORGANS
260 / ________ - - - - ORGANIC COMPOUNDS (SEE CARBON)
204 / 157.15_+ .- - - - . . PREPARATION BY WAVE ENERGY
117 / ________ - - - - . . SINGLE-CRYSTAL GROWTH PROCESSES
000 / ________ - - - - ORGANO SOL SEE SOL
556 / 1______+ - - - - ORGANOMETALLIC COMPOUNDS
556 / 40_____+ - - - - . . ACETYLACETONATES
552 / 209_____ - - - - . . ANTHRAQUINONES
534 / 692____+ - - - - . . AZO COMPOUNDS
548 / 101____+ - - - - . . AZOLES
556 / 32_____+ - - - - . . AZOMETHINES
544 / 225____+ - - - - . . DIAZINES
534 / 562_____ - - - - . . DIAZO COMPOUNDS
149 / 23_____+ - - - - . . EXPLOSIVES CONTAINING
554 / 71_____+ - - - - . . HIGHER FATTY ACID SALTS
544 / 64______ - - - - . . OXAZINES
556 / 13_____+ - - - - . . PHOSPHORUS CONTAINING
530 / 400_____ - - - - . . PROTEIN CONTAINING
546 / 2______+ - - - - . . PYRIDINE NUCLEUS CONTAINING
534 / 10_____+ - - - - . . RADIOACTIVE METAL CONTAINING
556 / 2______+ - - - - . . STABILIZATION
544 / 4_______ - - - - . . THIAZINES
556 / 38_____+ - - - - . . THIOCARBAMATES
552 / 103_____ - - - - . . TRIPHENYLMETHANES
139 / 400_____ - - - - ORIENTAL KNOT FABRICS
139 / 4______+ - - - - . . LOOMS
117 / ________ - - - - ORIENTED-CRYSTAL GROWTH PROCESSES
118 / ________ - - - - . . COATING APPARATUS
117 / 200____+ - - - - . . NON-COATING APPARATUS
000 / ________ - - - - ORIENTER AND ORIENTING SEE TURNER
343 / 757____+ - - - - . . ANTENNA
221 / 156____+ - - - - . . ARTICLE DISPENSER
414 / 754_____ - - - - . . ARTICLE REORIENTING DEVICE
134 / 43______ - - - - . . CLEANING APPARATUS
198 / 373____+ - - - - . . CONVEYOR ARTICLE ON
193 / 44______ - - - - . . CONVEYOR GUIDE
099 / 549_____ - - - - . . CUTTER WITH
175 / 85______ - - - - . . EARTH BORING TOOL PARTS
414 / 153_____ - - - - . . FURNACE CHARGER BUCKET
173 / 39______ - - - - . . TOOL DRIVING OR IMPACTING DEVICE
414 / 383____+ - - - - . . VEHICLE LOAD BODY
000 / ________ - - - - . . WELL DRILLS
175 / 61______ - - - - . . . . . BORE DEFLECTION
340 / 853.3__+ .- - - - . . . . . . . CONTROL BY ELECTRICAL
340 / 853.3__+ .- - - - . . . . . . . . COMMUNICATIONS SYSTEM
073 / 152.01_+ .- - - - . . . . . FORMATION LOGGING
033 / 365____+ - - - - . . . . . INCLINOMETER
166 / 117.5__+ .- - - - . . WHIPSTOCKS
138 / 40_____+ - - - - ORIFICE IN CONDUIT
312 / 204_____ - - - - . . CABINETS WITH
526 / 341_____ - - - - ORLON T M (POLYACRYLONITRILE)
000 / ________ - - - - ORNAMENTS AND ORNAMENTAL DEVICES
119 / 253____+ - - - - . . AQUARIUM
005 / 281_____ - - - - . . BEDPOST
425 / 412____+ - - - - . . BLOCK MOLDS
052 / 311.1__+ .- - - - . . BUILDING CONSTRUCTION
431 / 125_____ - - - - . . CANDLES
059 / 80_____+ - - - - . . CHAIN
D11 / 13______ - - - - . . . . . DESIGN
427 / 256____+ - - - - . . COATING NON-UNIFORM
205 / 72______ - - - - . . ELECTROFORMING
205 / 120____+ - - - - . . ELECTROPLATING
428 / 77_____+ - - - - . . ELEMENTS SUPERPOSED
239 / 17_____+ - - - - . . FOUNTAINS
054 / 76______ - - - - . . HARNESS
126 / 219_____ - - - - . . HEATING STOVE
362 / 806____* - - - - . . ILLUMINATED, X-ART
362 / 808____* - - - - . . . . . FIGURE
362 / 810____* - - - - . . . . . IMITATION CANDLE
362 / 811____* - - - - . . . . . PSYCHEDELIC LIGHT
362 / 807____* - - - - . . . . . STAR
362 / 809____* - - - - . . . . . TERRESTRIAL GLOBE
063 / 20______ - - - - . . JEWELRY
D11 / 1______+ - - - - . . . . . DESIGN
428 / 44_____+ - - - - . . LAYER SECTIONAL
428 / 156____+ - - - - . . LAYER VARYING THICKNESS
362 / 806____* - - - - . . LIGHTING & ILLUMINATION
029 / DIG 3___ - - - - . . METAL ORNAMENTING
229 / 116.1___ .- - - - . . PAPER BOX
430 / 269____+ - - - - . . PHOTOGRAPHIC PROCESS
047 / 33______ - - - - . . PLANT BEDS
D11 / 121____+ - - - - . . SEASONAL OR RELIGIOUS
002 / 245_____ - - - - . . SHOE
428 / 7______+ - - - - . . SPECIAL OCCASION
112 / 439_____ - - - - . . STITCHED
026 / 69R_____ - - - - . . TEXTILE CLOTH
026 / 30______ - - - - . . . . . NAPPING
026 / 16______ - - - - . . . . . SHEARING
428 / 31______ - - - - . . VEHICLE BODY
D11 / 131____+ - - - - . . WALL DECORATION
313 / 373____+ - - - - ORTHICON CATHODE RAY TUBE
348 / 329_____ - - - - . . TELEVISION SYSTEM USING
433 / 2______+ - - - - ORTHODONTIC DEVICES
029 / 896.11__ .- - - - . . APPLIANCE MAKING
433 / 3______+ - - - - . . IMPLEMENTS
000 / ________ - - - - ORTHOPEDICS
602 / 65______ - - - - . . ANKLE SUPPORTS AND BRACES
280 / 11.36___ .- - - - . . . . . SKATES WITH
D24 / 190____+ - - - - . . APPLIANCE
036 / 71______ - - - - . . ARCH SUPPORTS
036 / 140____+ - - - - . . BOOT OR SHOE
D24 / 155_____ - - - - . . IMPLANT
073 / 172_____ - - - - . . PRESSURE DISTRIBUTION TESTING
012 / 142N____ - - - - . . SHOE MAKING
012 / 146M____ - - - - . . . . . MISCELLANEOUS PARTS
036 / 71______ - - - - . . SHOE PADS
036 / 140____+ - - - - . . SURGICAL
552 / 291_____ - - - - ORTHOQUINONES
000 / ________ - - - - OSCILLATION CIRCUIT
331 / ________ - - - - . . GENERATOR
607 / 76______ - - - - . . THERAPEUTIC TREATMENT TYPE
331 / ________ - - - - OSCILLATOR
331 / ________ - - - - . . AUDIO
336 / ________ - - - - . . COIL ELECTRIC
331 / ________ - - - - . . ELECTRONIC
331 / 170_____ - - - - . . . . . HARTLEY TYPE
331 / 108R____ - - - - . . . . . . . TRANSISTOR
331 / 45______ - - - - . . . . . MULTI PHASE
334 / ________ - - - - . . . . . TUNED CIRCUIT FOR
209 / 921____* - - - - . . FEED CONVEYER, OSCILLATING-TYPE
000 / ________ - - - - . . LASER BEAM APPLICATIONS
331 / DIG 3___ - - - - . . LOGIC GATE ACTIVE ELEMENT
331 / DIG 2___ - - - - . . PHASE LOCKED LOOP HAVING LOCD
331 / DIG 2___ - - - - . . . . . INDICATING OR DETECTING MEANS
331 / ________ - - - - . . TETRODE
968 / 844____+ - - - - . . TIME MEASUREMENT
000 / ________ - - - - OSCILLOGRAPHS (SEE OSCILLOSCOPE)
315 / 1______+ - - - - . . CATHODE RAY TUBE CIRCUITS
313 / 364____+ - - - - . . CATHODE RAY TUBE STRUCTURE
D10 / 76_____+ - - - - . . DESIGN
324 / 97______ - - - - . . ELECTRICAL QUANTITY MEASUREMENT
324 / 121R____ - - - - . . . . . CATHODE RAY TYPE
358 / 296____+ - - - - . . FACSIMILE SYSTEMS
346 / 107.3__+ .- - - - . . PHOTOGRAPHIC RECORDER
346 / 45_____+ - - - - . . PLURAL FUNCTION RECORDER
346 / 3______+ - - - - . . STEAM ENGINE INDICATOR
D10 / 76______ - - - - OSCILLOSCOPE (SEE OSCILLOGRAPH)
315 / 1______+ - - - - . . CATHODE RAY TUBE SYSTEM
422 / 82.08___ .- - - - . . . . . CHEMICAL ANALYSIS, APPARATUS
324 / 131_____ - - - - . . EXPANDED SCALE
324 / 121R____ - - - - . . . . . CATHODE RAY
324 / 97______ - - - - . . METER
324 / 121R____ - - - - . . . . . CATHODE RAY TYPE
348 / 325____+ - - - - . . TELEVISION
313 / 364____+ - - - - . . TUBE STRUCTURE
000 / ________ - - - - OSMIUM
420 / 461_____ - - - - . . ALLOYS
075 / 711____+ - - - - . . HYDROMETALLURGY
075 / 631_____ - - - - . . PYROMETALLURGY
000 / ________ - - - - OSMOSIS SEE DESALTING SEAWATER
536 / 1.11___+ .- - - - OSONES OR OSOZONES
606 / 237____+ - - - - OSTEAL ADJUSTER
060 / 641.7___ .- - - - OTEC, OCEAN THERMAL ENERGY CONVERSION
600 / 200_____ - - - - OTOSCOPE
043 / 9.7_____ .- - - - OTTERBOARD, TRAWL NET TYPE
297 / 462_____ - - - - OTTOMAN
440 / 53_____+ - - - - OUTBOARD MOTOR
206 / 319_____ - - - - . . CONTAINER OR PACKAGE FOR
440 / 900____* - - - - . . . . . X-ART COLLECTION
440 / 900____* - - - - OUTDRIVES
002 / 115____+ - - - - OUTER GARMENT
000 / ________ - - - - OUTLET
000 / ________ - - - - . . BOX
033 / DIG 1___ - - - - . . . . . DIGEST
174 / 50_____+ - - - - . . . . . ELECTRIC CONDUIT
439 / 892____+ - - - - . . . . . ELECTRIC CONNECTOR
220 / 3.2____+ .- - - - . . . . . ELECTRIC JUNCTION BOX
248 / 906____* - - - - . . . . . SUPPORT
439 / 207____+ - - - - . . CONDUIT WIRING
248 / 27.1___+ .- - - - . . . . . SUPPORT
D08 / 350____+ - - - - . . COVER OR ESCUTCHEON PLATE
210 / 109____+ - - - - . . DECANTER
196 / 136_____ - - - - . . DISTILLATION VAPOR
000 / ________ - - - - . . DRINKING FOUNTAIN
239 / 28_____+ - - - - . . . . . CATCH BASIN
239 / 25_____+ - - - - . . . . . FAUCET COMBINED
181 / 238_____ - - - - . . MUFFLER
239 / ________ - - - - . . NOZZLE
D13 / 137____+ - - - - . . OUTLET PLUG
406 / 154____+ - - - - . . PNEUMATIC STACKER TUBE
000 / ________ - - - - . . PRESSURE CONTROL
303 / 59_____+ - - - - . . . . . FLUID PRESSURE BRAKE
137 / 505____+ - - - - . . . . . FLUID PRESSURE REGULATOR
131 / 229_____ - - - - . . SMOKING DEVICE STEM
239 / 266____+ - - - - . . SPRINKLER PIPE
209 / 494_____ - - - - . . STRATIFIER
004 / 675____+ - - - - . . SUPPLY OUTLET FOR SINK OR BATH
000 / ________ - - - - . . VENTILATION
454 / 339____+ - - - - . . . . . BUILDING
454 / 3______+ - - - - . . . . . COWL
454 / 69_____+ - - - - . . . . . VEHICLE
174 / 49______ - - - - . . WALL MOUNTED ELECTRIC CONDUIT
000 / ________ - - - - . . WATER CLOSET VALVE
004 / 368____+ - - - - . . . . . SIPHON
004 / 378____+ - - - - . . . . . VALVE
004 / 218_____ - - - - . . WATER CLOSET VENTILATION
000 / ________ - - - - OUTRIGGERS
000 / ________ - - - - . . AWNING TYPE
160 / 78_____+ - - - - . . . . . MULTIPART
160 / 83.1____ .- - - - . . . . . RIGID
160 / 81_____+ - - - - . . . . . SWINGING
280 / 763.1__+ .- - - - . . VEHICLE
212 / 301____+ - - - - . . . . . CRANE
432 / 120____+ - - - - OUTSOLES
432 / 120____+ - - - - OVENS AND ACCESSORIES (SEE HEAT)
202 / 81_____+ - - - - . . COKE
126 / ________ - - - - . . COOKING
D07 / 348____+ - - - - . . DESIGN, HOUSEHOLD
D15 / 144.1___ .- - - - . . DESIGN,SPECIAL USE
202 / ________ - - - - . . DISTILLING
034 / ________ - - - - . . DRYING
219 / 391____+ - - - - . . ELECTRIC
362 / 92______ - - - - . . LIGHTS
000 / ________ - - - - OVERALLS
002 / 227____+ - - - - . . NETHER TYPE
002 / 79______ - - - - . . UNION TYPE
002 / 85_____+ - - - - OVERCOAT
074 / 36______ - - - - OVERCOMING DEAD CENTER
000 / ________ - - - - OVERFLOW
198 / 954____+ - - - - . . CONNEYER ART
210 / 299____+ - - - - . . DECANTER AND FILTER
126 / 359.1___ .- - - - . . DOWN SURFACE OF LIQUID HEATER
141 / 115_____ - - - - . . FILLING PORTABLE RECEPTACLE
261 / 114.1___ .- - - - . . GAS AND LIQUID CONTACT BAFFLE
126 / 383.1__+ .- - - - . . OPEN TOP LIQUID HEATING VESSEL
004 / 680____+ - - - - . . SINK OR BATH
068 / 208_____ - - - - . . TEXTILE MACHINE
261 / DIG 44__ - - - - . . TROUGH
000 / ________ - - - - . . WATER CLOSET
004 / 390____+ - - - - . . . . . OUTLET VALVE
004 / 395____+ - - - - . . . . . OUTLET VALVE FLOAT
004 / 427____+ - - - - . . . . . SIPHON BOWL
405 / 101_____ - - - - . . WATER CONTROL GATE
002 / 121_____ - - - - OVERLAPS
000 / ________ - - - - OVERLOAD
177 / 82______ - - - - . . AUTOMATIC WEIGHERS
141 / 115____+ - - - - . . FLUID RECEPTACLE FILLING DEVICES
000 / ________ - - - - . . RELAY
335 / 21_____+ - - - - . . . . . ELECTRIC TRIPS
337 / 70______ - - - - . . . . . THERMAL CURRENT TRIPS
337 / 356____+ - - - - . . . . . THERMAL TRIPS
000 / ________ - - - - . . RELEASE
241 / 32______ - - - - . . . . . COMMINUTION APPARATUS
172 / 261____+ - - - - . . . . . EARTHWORKING IMPLEMENTS
172 / 816_____ - - - - . . . . . . . BULLDOZER
172 / 260.5___ .- - - - . . . . . . . HYDRAULIC CONTROL
114 / 217_____ - - - - . . . . . ELASTIC COUPLINGS SHIPS
464 / 30_____+ - - - - . . . . . FLEXIBLE SHAFT COUPLINGS
180 / 14.5____ .- - - - . . . . . MOTOR VEHICLE TRAINS
074 / 584____+ - - - - . . . . . PITMANS AND CONNECTING RODS
475 / 263____+ - - - - . . . . . PLANETARY GEARING
172 / 261____+ - - - - . . . . . PLOWS
037 / 232____+ - - - - . . . . . SNOW PLOWS
081 / 467____+ - - - - . . . . . TOOLS
192 / 56.1___+ .- - - - . . . . . TORQUE RESPONSIVE CLUTCHES
280 / 449____+ - - - - . . . . . TRAILER COUPLINGS
192 / 150_____ - - - - . . STOP
152 / 18______ - - - - . . . . . SPRING WHEELS
248 / 900____* - - - - . . SUPPORT MOVABLE OR DISENGAGEABLE ON
248 / 900____* - - - - . . . . . IMPACT OR OVERLOAD
000 / ________ - - - - OVERSHOES
168 / 1______+ - - - - . . HORSE
D30 / 146____+ - - - - . . . . . DESIGN
036 / 7.10R__+ .- - - - . . MENS
D02 / 896____+ - - - - . . . . . DESIGN
D02 / 857_____ - - - - . . POCKET
235 / 131R____ - - - - OVERTHROW PREVENTER
000 / ________ - - - - OVERWINDING PREVENTER
968 / 443____+ - - - - . . CLOCKS ELECTRICALLY WOUND
185 / 43______ - - - - . . SPRING MOTOR COMBINED
185 / 13______ - - - - . . . . . PLURAL MOTORS
081 / 467_____ - - - - . . WATCH OR CLOCK KEY COMBINED
368 / 209_____ - - - - . . WATCHES COMBINED
185 / 35______ - - - - . . WEIGHT MOTOR COMBINED
000 / ________ - - - - OX
168 / 5_______ - - - - . . SHOE
059 / 70______ - - - - . . . . . MAKING
054 / 77______ - - - - . . YOKE
540 / 327_____ - - - - OXACILLIN
548 / 125_____ - - - - OXADIAZOLES, 1,2,3-
548 / 131____+ - - - - OXADIAZOLES, 1,2,4-
548 / 125_____ - - - - OXADIAZOLES, 1,2,5-
548 / 143____+ - - - - OXADIAZOLES, 1,3,4-
562 / 597_____ - - - - OXALIC ACID
544 / 63_____+ - - - - OXAZINES
514 / 228.8__+ .- - - - . . BIO-AFFECTING & BODY TREATING
514 / 228.8__+ .- - - - . . . . . COMPOSITION
548 / 215____+ - - - - OXAZOLES
548 / 240____+ - - - - . . OXAZOLES, 1,2-
548 / 215____+ - - - - . . OXAZOLES, 1,3-
548 / 225____+ - - - - OXAZOLIDONES
000 / ________ - - - - OXIDANTS
044 / 558_____ - - - - . . BOUND SOLID FUEL
000 / ________ - - - - OXIDATION (SEE SUBSTANCE PRODUCED)
502 / 20_____+ - - - - . . ABSORBENT REGENERATION
000 / ________ - - - - . . ALCOHOLS
568 / 402_____ - - - - . . . . . ACYCLIC KETONE PRODUCTION
568 / 471____+ - - - - . . . . . ALDEHYDE PRODUCTION
562 / 418____+ - - - - . . . . . CARBOXYLIC ACID PRODUCTION
562 / 418____+ - - - - . . ALDEHYDES TO PRODUCE ACIDS
562 / 531____+ - - - - . . ALDEHYDES TO PRODUCE ACIDS
000 / ________ - - - - . . BLEACHING (SEE BLEACHING)
423 / 418.2___ .- - - - . . CARBON MONOXIDE
252 / 186.1__+ .- - - - . . COMPOSITIONS
149 / 119____* - - - - . . COMPOUNDS FOR
008 / 649_____ - - - - . . DYEING
436 / 904____* - - - - . . . . . OXIDIZABLE DYES
205 / ________ - - - - . . ELECTROLYTIC
435 / ________ - - - - . . FERMENTATIVE
554 / 132____+ - - - - . . GLYCERIDE OILS
554 / 181____+ - - - - . . . . . PURIFICATION BY
000 / ________ - - - - . . HYDROCARBONS
562 / 542____+ - - - - . . . . . ACYCLIC ACID PRODUCTION
552 / 208_____ - - - - . . . . . ANTHRACENE
562 / 408____+ - - - - . . . . . AROMATIC ACID PRODUCTION
549 / 231____+ - - - - . . . . . AROMATIC TO ACID ANHYDRIDES
205 / 462____+ - - - - . . . . . ELECTROLYTIC
204 / 157.15_+ .- - - - . . . . . ELECTROMAGNETIC
204 / 169_____ - - - - . . . . . ELECTROSTATIC
208 / 3______+ - - - - . . . . . MINERAL OIL
568 / 950____+ - - - - . . . . . NONAROMATIC MIXTURES
568 / 469.9___ .- - - - . . . . . . . PREPARING ACYCLIC ALDEHYDES
560 / 241.1___ .- - - - . . . . . . . PREPARING ACYCLIC CARBOXYLIC
560 / 241.1___ .- - - - . . . . . . . . ACIDS ESTERS
562 / 512.2__+ .- - - - . . . . . . . PREPARING ACYCLIC CARBOXYLIC
562 / 512.2__+ .- - - - . . . . . . . . ACIDS
568 / 910.5___ .- - - - . . . . . . . PREPARING ACYCLIC HYDROXY CTG
568 / 910.5___ .- - - - . . . . . . . . COMPOUNDS
568 / 398.8___ .- - - - . . . . . . . PREPARING ACYCLIC KETONES
554 / 132____+ - - - - . . . . . . . PREPARING FATS, FATTY OILS,
554 / 132____+ - - - - . . . . . . . . ESTER-TYPE WAXES OR HIGHER
554 / 132____+ - - - - . . . . . . . . FATTY ACIDS
549 / 523____+ - - - - . . . . . OLEFINES TO EPOXY COMPOUNDS
210 / 758____+ - - - - . . LIQUID PURIFICATION
210 / 601____+ - - - - . . . . . SEWAGE TREATMENT
075 / ________ - - - - . . METALLURGY
023 / ________ - - - - . . METALS
148 / 284____+ - - - - . . . . . SURFACE
023 / ________ - - - - . . NONMETALS
530 / 200____+ - - - - . . RESINS NATURAL
000 / ________ - - - - OXIDES
149 / 37_____+ - - - - . . HEAT PRODUCING COMPOSITIONS
423 / 632_____ - - - - . . IRON
423 / 635_____ - - - - . . MAGNESIUM
423 / 579_____ - - - - . . METAL
423 / 592_____ - - - - . . . . . ALKALI
423 / 583_____ - - - - . . . . . ALKALI EARTH
423 / 400____+ - - - - . . NITROGEN
060 / 900____* - - - - . . . . . COMBUSTION CONTROL
204 / 179_____ - - - - . . . . . ELECTROSTATIC
423 / 304_____ - - - - . . PHOSPHORUS
423 / 512.1__+ .- - - - . . SULFUR
423 / 608_____ - - - - . . TITANIUM
205 / 538_____ - - - - . . . . . ELECTROSYNTHESIS
568 / 959_____ - - - - OXIDIZED HYDROCARBONS OF UNDETERMINED
568 / 959_____ - - - - . STRUCTURE
564 / 253____+ - - - - OXIMES
564 / 268_____ - - - - . . ACYCLIC
564 / 258_____ - - - - . . ALPHA OXY OR OXO
564 / 265____+ - - - - . . AROMATIC
564 / 267_____ - - - - . . CYCLOHEXANONE
564 / 255_____ - - - - . . O-CARBAMOYL
564 / 254____+ - - - - . . O-ESTERS
564 / 256____+ - - - - . . O-ETHERS
564 / 259____+ - - - - . . PREPARATION
356 / 41______ - - - - OXIMETERS
D24 / 169_____ - - - - . . DESIGN
600 / 340_____ - - - - . . EAR ATTACHED
548 / 484____+ - - - - OXINDOLE
008 / DIG 8__+ - - - - OXIRANE
514 / 291_____ - - - - OXOLINIC ACID, IN DRUG
568 / 557_____ - - - - OXONIUM
000 / ________ - - - - OXY CONTAINING CARBOXYLIC ACID ESTERS
560 / 179____+ - - - - . . ACYCLIC
560 / 126_____ - - - - . . ALICYCLIC
560 / 55_____+ - - - - . . AROMATIC
239 / 398____+ - - - - OXYACETYLENE GAS TORCHES
423 / 462_____ - - - - OXYCHLORID
106 / 685____+ - - - - . . CEMENT
423 / 579____+ - - - - OXYGEN
261 / DIG 28__ - - - - . . BLOOD OXYGENATORS
205 / 633____+ - - - - . . ELECTROLYTIC SYNTHESIS
252 / 186.1__+ .- - - - . . GENERATIVE COMPOSITION
062 / 606____+ - - - - . . LIQUEFACTION
128 / 205.25__ .- - - - . . MASK
549 / 200____+ - - - - . . RINGS
534 / 751____+ - - - - . . . . . AZO COMPOUND CONTAINING
544 / 63_____+ - - - - . . . . . OXAZINE
548 / 215____+ - - - - . . . . . OXAZOLE
549 / 200____+ - - - - . . . . . SULFURIZED
128 / 205.26__ .- - - - . . TENT
000 / ________ - - - - . . TESTS FOR DETERMINING
436 / 62______ - - - - . . . . . BIOCHEMICAL OXYGEN DEMAND, BOD
436 / 62______ - - - - . . . . . CHEMICAL OXYGEN DEMAND, COD
436 / 62______ - - - - . . . . . TOTAL OXYGEN DEMAND, TOD
570 / 224_____ - - - - OXYHALOGENATION OF HYDROCARBONS
106 / 683____+ - - - - OXYSULFATE
530 / 315_____ - - - - OXYTOCIN
000 / ________ - - - - OYSTER
119 / 234____+ - - - - . . CULTURING
037 / 315____+ - - - - . . DREDGER
452 / 13_____+ - - - - . . OPENER
037 / 315____+ - - - - . . SCOOP
037 / 411_____ - - - - . . SCOOP
423 / 581_____ - - - - OZONE
204 / 176_____ - - - - . . ELECTROSTATIC FIELD OR ELECTRICAL
204 / 176_____ - - - - . . . . . DISCHARGE SYNTHESIS
422 / 186.07_+ .- - - - . . . . . GENERATORS
426 / 236_____ - - - - . . FOOD TREATMENT
210 / 760_____ - - - - . . LIQUID PURIFICATION
210 / 192_____ - - - - . . . . . PRELIMINARY MANUFACTURE
549 / 430____+ - - - - OZONIDES
000 / ________ - - - - OZONIZER
422 / 186.07_+ .- - - - . . ELECTROMAGNETIC WAVE ENERGY OR
261 / DIG 42__ - - - - . . GAS & LIQUID CONTACT APPARATUS
128 / 202.25__ .- - - - . . INHALER
062 / 78______ - - - - . . PROCESS
062 / 264_____ - - - - . . REFRIGERATION COMBINED

Information Products Division -- Contacts

Questions regarding this report should be directed to:

U.S. Patent and Trademark Office
Information Products Division
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

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Last Modified: 24 August 2000