U.S. Patent Law By Classification

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PATENTS BY CLASSIFICATION

Class PLT - PLANTS

Class 2 - APPAREL

Class 4 - BATHS, CLOSETS, SINKS, AND SPITTOONS

Class 5 - BEDS

Class 7 - COMPOUND TOOLS

Class 8 - BLEACHING AND DYEING; FLUID TREATMENT AND CHEMICAL MODIFICATION OF TEXTILES AND FIBERS

Class 12 - BOOT AND SHOE MAKING

Class 14 - BRIDGES

Class 15 - BRUSHING, SCRUBBING, AND GENERAL CLEANING

Class 16 - MISCELLANEOUS HARDWARE

Class 19 - TEXTILES: FIBER PREPARATION

Class 23 - CHEMISTRY: PHYSICAL PROCESSES

Class 24 - BUCKLES, BUTTONS, CLASPS, ETC.

Class 26 - TEXTILES: CLOTH FINISHING

Class 27 - UNDERTAKING

Class 28 - TEXTILES: MANUFACTURING

Class 29 - METAL WORKING

Class 30 - CUTLERY

Class 33 - GEOMETRICAL INSTRUMENTS

Class 34 - DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS

Class 36 - BOOTS, SHOES, AND LEGGINGS

Class 37 - EXCAVATING

Class 38 - TEXTILES: IRONING OR SMOOTHING

Class 40 - CARD, PICTURE, OR SIGN EXHIBITING

Class 42 - FIREARMS

Class 43 - FISHING, TRAPPING, AND VERMIN DESTROYING

Class 44 - FUEL AND RELATED COMPOSITIONS

Class 47 - PLANT HUSBANDRY

Class 48 - GAS: HEATING AND ILLUMINATING

Class 49 - MOVABLE OR REMOVABLE CLOSURES

Class 51 - ABRADING

Class 52 - STATIC STRUCTURES (E.G., BUILDINGS)

Class 53 - PACKAGE MAKING

Class 54 - HARNESS

Class 55 - GAS SEPARATION

Class 56 - HARVESTERS

Class 57 - TEXTILES: SPINNING, TWISTING, AND TWINING

Class 59 - CHAIN, STAPLE, AND HORSESHOE MAKING

Class 60 - POWER PLANTS

Class 62 - REFRIGERATION

Class 63 - JEWELRY

Class 65 - GLASS MANUFACTURING

Class 66 - TEXTILES: KNITTING

Class 68 - TEXTILES: FLUID TREATING APPARATUS

Class 69 - LEATHER MANUFACTURES

Class 70 - LOCKS

Class 71 - CHEMISTRY: FERTILIZERS

Class 72 - METAL DEFORMING

Class 73 - MEASURING AND TESTING

Class 74 - MACHINE ELEMENT OR MECHANISM

Class 75 - SPECIALIZED METALLURGICAL PROCESSES, COMPOSITIONS FOR USE THEREIN, CONSOLIDATED METAL POWDER COMPOSITIONS, AND LOOSE METAL PARTICULATE MIXTURES

Class 76 - METAL TOOLS AND IMPLEMENTS, MAKING

Class 79 - BUTTON MAKING

Class 81 - TOOLS

Class 82 - TURNING

Class 83 - CUTTING

Class 84 - MUSIC

Class 86 - AMMUNITION AND EXPLOSIVE CHARGE MAKING

Class 87 - TEXTILES: BRAIDING, NETTING, AND LACE MAKING

Class 89 - ORDNANCE

Class 91 - MOTORS: EXPANSIBLE CHAMBER TYPE

Class 92 - EXPANSIBLE CHAMBER DEVICES

Class 95 - GAS SEPARATION: PROCESSES

Class 96 - GAS SEPARATION: APPARATUS

Class 99 - FOODS AND BEVERAGES: APPARATUS

Class 100 - PRESSES

Class 101 - PRINTING

Class 102 - AMMUNITION AND EXPLOSIVES

Class 104 - RAILWAYS

Class 105 - RAILWAY ROLLING STOCK

Class 106 - COMPOSITIONS: COATING OR PLASTIC

Class 108 - HORIZONTALLY SUPPORTED PLANAR SURFACES

Class 109 - SAFES, BANK PROTECTION, OR A RELATED DEVICE

Class 110 - FURNACES

Class 111 - PLANTING

Class 112 - SEWING

Class 114 - SHIPS

Class 116 - SIGNALS AND INDICATORS

Class 117 - SINGLE-CRYSTAL, ORIENTED- CRYSTAL, AND EPITAXY GROWTH PROCESSES; NON-COATING APPARATUS THEREFOR

Class 118 - COATING APPARATUS

Class 119 - ANIMAL HUSBANDRY

Class 122 - LIQUID HEATERS AND VAPORIZERS

Class 123 - INTERNAL-COMBUSTION ENGINES

Class 124 - MECHANICAL GUNS AND PROJECTORS

Class 125 - STONE WORKING

Class 126 - STOVES AND FURNACES

Class 127 - SUGAR, STARCH, AND CARBOHYDRATES

Class 128 - SURGERY

Class 131 - TOBACCO

Class 132 - TOILET

Class 134 - CLEANING AND LIQUID CONTACT WITH SOLIDS

Class 135 - TENT, CANOPY, UMBRELLA, OR CANE

Class 136 - BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC

Class 137 - FLUID HANDLING

Class 138 - PIPES AND TUBULAR CONDUITS

Class 139 - TEXTILES: WEAVING

Class 140 - WIREWORKING

Class 141 - FLUENT MATERIAL HANDLING, WITH RECEIVER OR RECEIVER COACTING MEANS

Class 142 - WOOD TURNING

Class 144 - WOODWORKING

Class 147 - COOPERING

Class 148 - METAL TREATMENT

Class 149 - EXPLOSIVE AND THERMIC COMPOSITIONS OR CHARGES

Class 150 - PURSES, WALLETS, AND PROTECTIVE COVERS

Class 152 - RESILIENT TIRES AND WHEELS

Class 156 - ADHESIVE BONDING AND MISCELLANEOUS CHEMICAL MANUFACTURE

Class 157 - WHEELWRIGHT MACHINES

Class 159 - CONCENTRATING EVAPORATORS

Class 160 - FLEXIBLE OR PORTABLE CLOSURE, PARTITION, OR PANEL

Class 162 - PAPER MAKING AND FIBER LIBERATION

Class 163 - NEEDLE AND PIN MAKING

Class 164 - METAL FOUNDING

Class 165 - HEAT EXCHANGE

Class 166 - WELLS

Class 168 - FARRIERY

Class 169 - FIRE EXTINGUISHERS

Class 171 - UNEARTHING PLANTS OR BURIED OBJECTS

Class 172 - EARTH WORKING

Class 173 - TOOL DRIVING OR IMPACTING

Class 174 - ELECTRICITY: CONDUCTORS AND INSULATORS

Class 175 - BORING OR PENETRATING THE EARTH

Class 177 - WEIGHING SCALES

Class 178 - TELEGRAPHY

Class 180 - MOTOR VEHICLES

Class 181 - ACOUSTICS

Class 182 - FIRE ESCAPE, LADDER, OR SCAFFOLD

Class 184 - LUBRICATION

Class 185 - MOTORS: SPRING, WEIGHT, OR ANIMAL POWERED

Class 186 - MERCHANDISING

Class 187 - ELEVATORS

Class 188 - BRAKES

Class 190 - TRUCKS AND HAND CARRIED LUGGAGE

Class 191 - ELECTRICITY: TRANSMISSION TO VEHICLES

Class 192 - CLUTCHES AND POWER-STOP CONTROL

Class 193 - CONVEYORS, CHUTES, SKIDS, GUIDES, AND WAYS

Class 194 - CHECK-ACTUATED CONTROL MECHANISMS

Class 196 - MINERAL OILS: APPARATUS

Class 198 - CONVEYORS: POWER-DRIVEN

Class 199 - TYPE CASTING

Class 200 - ELECTRICITY: CIRCUIT MAKERS AND BREAKERS

Class 201 - DISTILLATION: PROCESSES, THERMOLYTIC

Class 202 - DISTILLATION: APPARATUS

Class 203 - DISTILLATION: PROCESSES, SEPARATORY

Class 204 - CHEMISTRY: ELECTRICAL AND WAVE ENERGY

Class 205 - ELECTROLYSIS: PROCESSES, COMPOSITIONS USED THEREIN, AND METHODS OF PREPARING THE COMPOSITIONS

Class 206 - SPECIAL RECEPTACLE OR PACKAGE

Class 208 - MINERAL OILS: PROCESSES AND PRODUCTS

Class 209 - CLASSIFYING, SEPARATING, AND ASSORTING SOLIDS

Class 210 - LIQUID PURIFICATION OR SEPARATION

Class 211 - SUPPORTS: RACKS

Class 212 - TRAVERSING HOISTS

Class 213 - RAILWAY DRAFT APPLIANCES

Class 215 - BOTTLES AND JARS

Class 217 - WOODEN RECEPTACLES

Class 219 - ELECTRIC HEATING

Class 220 - RECEPTACLES

Class 221 - ARTICLE DISPENSING

Class 222 - DISPENSING

Class 223 - APPAREL APPARATUS

Class 224 - PACKAGE AND ARTICLE CARRIERS

Class 225 - SEVERING BY TEARING OR BREAKING

Class 226 - ADVANCING MATERIAL OF INDETERMINATE LENGTH

Class 227 - ELONGATED-MEMBER-DRIVING APPARATUS

Class 228 - METAL FUSION BONDING

Class 229 - ENVELOPES, WRAPPERS, AND PAPERBOARD BOXES

Class 231 - WHIPS AND WHIP APPARATUS

Class 232 - DEPOSIT AND COLLECTION RECEPTACLES

Class 234 - SELECTIVE CUTTING (e.g., PUNCHING)

Class 235 - REGISTERS

Class 236 - AUTOMATIC TEMPERATURE AND HUMIDITY REGULATION

Class 237 - HEATING SYSTEMS

Class 238 - RAILWAYS: SURFACE TRACK

Class 239 - FLUID SPRINKLING, SPRAYING, AND DIFFUSING

Class 241 - SOLID MATERIAL COMMINUTION OR DISINTEGRATION

Class 242 - WINDING, TENSIONING, OR GUIDING

Class 244 - AERONAUTICS

Class 245 - WIRE FABRICS AND STRUCTURE

Class 246 - RAILWAY SWITCHES AND SIGNALS

Class 248 - SUPPORTS

Class 249 - STATIC MOLDS

Class 250 - RADIANT ENERGY

Class 251 - VALVES AND VALVE ACTUATION

Class 252 - COMPOSITIONS

Class 254 - IMPLEMENTS OR APPARATUS FOR APPLYING PUSHING OR PULLING FORCE

Class 256 - FENCES

Class 257 - ACTIVE SOLID-STATE DEVICES (E.G.,TRANSISTORS, SOLID-STATE DIODES)

Class 258 - RAILWAY MAIL DELIVERY

Class 260 - CHEMISTRY OF CARBON COMPOUNDS

Class 261 - GAS AND LIQUID CONTACT APPARATUS

Class 264 - PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES

Class 266 - METALLURGICAL APPARATUS

Class 267 - SPRING DEVICES

Class 269 - WORK HOLDERS

Class 270 - SHEET-MATERIAL ASSOCIATING

Class 271 - SHEET FEEDING OR DELIVERING

Class 273 - AMUSEMENT DEVICES: GAMES

Class 276 - TYPESETTING

Class 277 - JOINT PACKING

Class 278 - LAND VEHICLES: ANIMAL DRAFT APPLIANCES

Class 279 - CHUCKS OR SOCKETS

Class 280 - LAND VEHICLES

Class 281 - BOOKS, STRIPS, AND LEAVES

Class 283 - PRINTED MATTER

Class 285 - PIPE JOINTS OR COUPLINGS

Class 289 - KNOTS AND KNOT TYING

Class 290 - PRIME-MOVER DYNAMO PLANTS

Class 291 - TRACK SANDERS

Class 292 - CLOSURE FASTENERS

Class 293 - VEHICLE FENDERS

Class 294 - HANDLING: HAND AND HOIST-LINE IMPLEMENTS

Class 295 - RAILWAY WHEELS AND AXLES

Class 296 - LAND VEHICLES: BODIES AND TOPS

Class 297 - CHAIRS AND SEATS

Class 298 - LAND VEHICLES: DUMPING

Class 299 - MINING OR IN SITU DISINTEGRATION OF HARD MATERIAL

Class 300 - BRUSH, BROOM, AND MOP MAKING

Class 301 - LAND VEHICLES: WHEELS AND AXLES

Class 303 - FLUID-PRESSURE BRAKE AND ANALOGOUS SYSTEMS

Class 305 - WHEEL SUBSTITUTES FOR LAND VEHICLES

Class 307 - ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS

Class 310 - ELECTRICAL GENERATOR OR MOTOR STRUCTURE

Class 312 - SUPPORTS: CABINET STRUCTURE

Class 313 - ELECTRIC LAMP AND DISCHARGE DEVICES

Class 314 - ELECTRIC LAMP AND DISCHARGE DEVICES: CONSUMABLE ELECTRODES

Class 315 - ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS

Class 318 - ELECTRICITY: MOTIVE POWER SYSTEMS

Class 320 - ELECTRICITY: BATTERY AND CONDENSER CHARGING AND DISCHARGING

Class 322 - ELECTRICITY: SINGLE GENERATOR SYSTEMS

Class 323 - ELECTRICITY: POWER SUPPLY OR REGULATION SYSTEMS

Class 324 - ELECTRICITY: MEASURING AND TESTING

Class 328 - MISCELLANEOUS ELECTRON SPACE DISCHARGE DEVICE SYSTEMS

Class 329 - DEMODULATORS

Class 330 - AMPLIFIERS

Class 331 - OSCILLATORS

Class 332 - MODULATORS

Class 333 - WAVE TRANSMISSION LINES AND NETWORKS

Class 334 - TUNERS

Class 335 - ELECTRICITY: MAGNETICALLY OPERATED SWITCHES, MAGNETS, AND ELECTROMAGNETS

Class 336 - INDUCTOR DEVICES

Class 337 - ELECTRICITY: ELECTROTHERMALLY OR THERMALLY ACTUATED SWITCHES

Class 338 - ELECTRICAL RESISTORS

Class 340 - COMMUNICATIONS: ELECTRICAL

Class 341 - CODED DATA GENERATION OR CONVERSION

Class 342 - COMMUNICATIONS: DIRECTIVE RADIO WAVE SYSTEMS AND DEVICES (E.G., RADAR, RADIO NAVIGATION)

Class 343 - COMMUNICATIONS: RADIO WAVE ANTENNAS

Class 345 - SELECTIVE VISUAL DISPLAY SYSTEMS

Class 346 - RECORDERS

Class 347 - INCREMENTAL PRINTING OF SYMBOLIC INFORMATION

Class 348 - TELEVISION

Class 351 - OPTICS: EYE EXAMINING, VISION TESTING AND CORRECTING

Class 352 - OPTICS: MOTION PICTURES

Class 353 - OPTICS: IMAGE PROJECTORS

Class 354 - PHOTOGRAPHY

Class 355 - PHOTOCOPYING

Class 356 - OPTICS: MEASURING AND TESTING

Class 358 - FACSIMILE OR TELEVISION RECORDING

Class 359 - OPTICS: SYSTEMS (INCLUDING COMMUNICATION) AND ELEMENTS

Class 360 - DYNAMIC MAGNETIC INFORMA- TION STORAGE OR RETRIEVAL

Class 361 - ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES

Class 362 - ILLUMINATION

Class 363 - ELECTRIC POWER CONVERSION SYSTEMS

Class 364 - ELECTRICAL COMPUTERS AND DATA PROCESSING SYSTEMS

Class 365 - STATIC INFORMATION STORAGE AND RETRIEVAL

Class 366 - AGITATING

Class 367 - COMMUNICATIONS, ELECTRICAL: ACOUSTIC WAVE SYSTEMS AND DEVICES

Class 368 - HOROLOGY: TIME MEASURING SYSTEMS OR DEVICES

Class 369 - DYNAMIC INFORMATION STORAGE OR RETRIEVAL

Class 370 - MULTIPLEX COMMUNICATIONS

Class 371 - ERROR DETECTION/CORRECTION AND FAULT DETECTION/RECOVERY

Class 372 - COHERENT LIGHT GENERATORS

Class 373 - INDUSTRIAL ELECTRIC HEATING FURNACES

Class 374 - THERMAL MEASURING AND TESTING

Class 375 - PULSE OR DIGITAL COMMUNICATIONS

Class 376 - INDUCED NUCLEAR REACTIONS: PROCESSES, SYSTEMS, AND ELEMENTS

Class 377 - ELECTICAL PULSE COUNTERS, PULSE DIVIDERS, OR SHIFT REGISTERS: CIRCUITS AND SYSTEMS

Class 378 - X-RAY OR GAMMA RAY SYSTEMS OR DEVICES

Class 379 - TELEPHONIC COMMUNICATIONS

Class 380 - CRYPTOGRAPHY

Class 381 - ELECTRICAL AUDIO SIGNAL PROCESSING SYSTEMS AND DEVICES

Class 382 - IMAGE ANALYSIS

Class 383 - FLEXIBLE BAGS

Class 384 - BEARINGS

Class 385 - OPTICAL WAVEGUIDES

Class 388 - ELECTRICITY: MOTOR CONTROL SYSTEMS

Class 392 - ELECTRIC RESISTANCE HEATING DEVICES

Class 395 - INFORMATION PROCESSING SYSTEM ORGANIZATION

Class 400 - TYPEWRITING MACHINES

Class 401 - COATING IMPLEMENTS WITH MATERIAL SUPPLY

Class 402 - BINDER DEVICE RELEASABLY ENGAGING APERTURE OR NOTCH OF SHEET

Class 403 - JOINTS AND CONNECTIONS

Class 404 - ROAD STRUCTURE, PROCESS, OR APPARATUS

Class 405 - HYDRAULIC AND EARTH ENGINEERING

Class 406 - CONVEYORS: FLUID CURRENT

Class 407 - CUTTERS, FOR SHAPING

Class 408 - CUTTING BY USE OF ROTATING AXIALLY MOVING TOOL

Class 409 - GEAR CUTTING, MILLING, OR PLANING

Class 410 - FREIGHT ACCOMMODATION ON FREIGHT CARRIER

Class 411 - EXPANDED, THREADED, DRIVEN, HEADED, TOOL-DEFORMED, OR LOCKED-THREADED FASTENERS

Class 412 - BOOKBINDING: PROCESS AND APPARATUS

Class 413 - SHEET METAL CONTAINER MAKING

Class 414 - MATERIAL OR ARTICLE HANDLING

Class 415 - ROTARY KINETIC FLUID MOTORS OR PUMPS

Class 416 - FLUID REACTION SURFACES (I.E., IMPELLERS)

Class 417 - PUMPS

Class 418 - ROTARY EXPANSIBLE CHAMBER DEVICES

Class 419 - POWDER METALLURGY PROCESSES

Class 420 - ALLOYS OR METALLIC COMPOSITIONS

Class 422 - CHEMICAL APPARATUS AND PROCESS DISINFECTING, DEODORIZING, PRESERVING, OR STERILIZING

Class 423 - CHEMISTRY OF INORGANIC COMPOUNDS

Class 424 - DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

Class 425 - PLASTIC ARTICLE OR EARTHEN- WARE SHAPING OR TREATING: APPARATUS

Class 426 - FOOD OR EDIBLE MATERIAL: PROCESSES, COMPOSITIONS, AND PRODUCTS

Class 427 - COATING PROCESSES

Class 428 - STOCK MATERIAL OR MISCELLANEOUS ARTICLES

Class 429 - CHEMISTRY: ELECTRICAL CURRENT PRODUCING APPARATUS, PRODUCT, AND PROCESS

Class 430 - RADIATION IMAGERY CHEMISTRY: PROCESS, COMPOSITION, OR PRODUCT THEREOF

Class 431 - COMBUSTION

Class 432 - HEATING

Class 433 - DENTISTRY

Class 434 - EDUCATION AND DEMONSTRATION

Class 435 - CHEMISTRY: MOLECULAR BIOLOGY AND MICROBIOLOGY

Class 436 - CHEMISTRY: ANALYTICAL AND IMMUNOLOGICAL TESTING

Class 437 - SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS

Class 439 - ELECTRICAL CONNECTORS

Class 440 - MARINE PROPULSION

Class 441 - BUOYS, RAFTS, AND AQUATIC DEVICES

Class 445 - ELECTRIC LAMP OR SPACE DISCHARGE COMPONENT OR DEVICE MANUFACTURING

Class 446 - AMUSEMENT DEVICES: TOYS

Class 449 - BEE CULTURE

Class 450 - FOUNDATION GARMENTS

Class 452 - BUTCHERING

Class 453 - COIN HANDLING

Class 454 - VENTILATION

Class 455 - TELECOMMUNICATIONS

Class 460 - CROP THRESHING OR SEPARATING

Class 462 - BOOKS, STRIPS, AND LEAVES FOR MANIFOLDING

Class 464 - ROTARY SHAFTS, GUDGEONS, HOUSINGS, AND FLEXIBLE COUPLINGS FOR ROTARY SHAFTS

Class 470 - HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

Class 472 - AMUSEMENT DEVICES

Class 473 - AMUSEMENT DEVICES: GAMES

Class 474 - ENDLESS BELT POWER TRANSMISSION SYSTEMS OR COMPONENTS

Class 475 - PLANETARY GEAR TRANSMISSION SYSTEMS OR COMPONENTS

Class 476 - FRICTION GEAR TRANSMISSION SYSTEMS OR COMPONENTS

Class 477 - INTERRELATED POWER DELIVERY CONTROLS, INCLUDING ENGINE CONTROL

Class 482 - EXERCISE DEVICES

Class 483 - TOOL CHANGING

Class 492 - ROLL OR ROLLER

Class 493 - MANUFACTURING CONTAINER OR TUBE FROM PAPER; OR OTHER MANUFACTURING FROM A SHEET OR WEB

Class 494 - IMPERFORATE BOWL: CENTRIFUGAL SEPARATORS

Class 501 - COMPOSITIONS: CERAMIC

Class 502 - CATALYST, SOLID SORBENT, OR SUPPORT THEREFOR: PRODUCT OR PROCESS OF MAKING

Class 503 - RECORD RECEIVER HAVING PLURAL INTERACTIVE LEAVES OR A COLOR FORMER, METHOD OF USE, OR DEVELOPER THEREFOR

Class 504 - PLANT PROTECTING AND REGULATING COMPOSITIONS

Class 505 - SUPERCONDUCTOR TECHNOLOGY: APPARATUS, MATERIAL, PROCESS

Class 507 - COMPOSITIONS OR METHODS OF PREPARATION OR MERE METHODS OF USING SAID COMPOSITIONS OR A COMPOUND: FOR EARTH BORING OR FOR PREVENTING CONTAMINANT DEPOSITS IN PETROLEUM OIL CONDUITS

Class 512 - PERFUME COMPOSITIONS

Class 514 - DRUG, BIO-AFFECTING AND BODY TREATING COMPOSITIONS

Class 518 - CHEMISTRY: FISCHER-TROPSCH PROCESSES; OR PURIFICATION OR RECOVERY OF PRODUCTS THERE OF

Class 520 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE 520 SERIES

Class 521 - SYNTHETIC RESINS

Class 522 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 523 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 524 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 525 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 526 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 527 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES

Class 528 - SYNTHETIC RESINS OR NATURAL RUBBERS - - PART OF THE CLASS 520 SERIES

Class 530 - CHEMISTRY: NATURAL RESINS OR DERIVATIVES; PEPTIDES OR PROTEINS; LIGNINS OR REACTION PRODUCTS THEREOF

Class 532 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 534 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 536 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 540 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 544 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 546 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 548 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 549 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 552 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 554 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 556 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 558 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 560 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 562 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 -570 SERIES

Class 564 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532-570 SERIES

Class 568 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 570 - ORGANIC COMPOUNDS -- PART OF THE CLASS 532 - 570 SERIES

Class 585 - CHEMISTRY OF HYDROCARBON COMPOUNDS

Class 588 - HAZARDOUS OR TOXIC WASTE DESTRUCTION OR CONTAINMENT

Class 600 - SURGERY

Class 601 - SURGERY: KINESITHERAPY

Class 602 - SURGERY: SPLINT, BRACE, OR BANDAGE

Class 604 - SURGERY

Class 606 - SURGERY

Class 607 - SURGERY: LIGHT, THERMAL, AND ELECTRICAL APPLICATION

Class 623 - PROSTHESIS (I.E., ARTIFICIAL BODY MEMBERS), PARTS THEREOF, OR AIDS AND ACCESSORIES THEREFOR

Class 800 - MULTICELLULAR LIVING ORGANISMS AND UNMODIFIED PARTS THEREOF

Class 901 - ROBOTS

Class 902 - ELECTRONIC FUNDS TRANSFER

Class 930 - PEPTIDE OR PROTEIN SEQUENCE

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U.S. Patent Law By Classification

PATENTS BY CLASSIFICATION