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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2000 - 2004 Utility Patent Grants,
By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

ALL FOREIGN REGIONS

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant
Class Class Title 2000 2001 2002 2003 2004 Total
438 Semiconductor Device Manufacturing: Process 2471 3209 2955 2787 2810 14232
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2857 3111 3159 2887 2187 14201
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1611 1741 2185 2567 2867 10971
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1782 2023 1952 1917 1794 9468
428 Stock Material or Miscellaneous Articles 1443 1626 1721 1768 1887 8445
532 Organic Compounds (includes Classes 532-570) 1652 1829 1973 1622 1342 8418
439 Electrical Connectors 1267 1344 1129 982 1134 5856
435 Chemistry: Molecular Biology and Microbiology 1175 1382 1233 1079 945 5814
365 Static Information Storage and Retrieval 1132 1152 1204 1109 1153 5750
347 Incremental Printing of Symbolic Information 960 1150 1221 1095 1061 5487
359 Optics: Systems and Elements 976 1064 1081 1095 1265 5481
123 Internal-Combustion Engines 918 1122 1118 1141 1087 5386
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 1143 1096 1021 1025 997 5282
345 Computer Graphics Processing and Selective Visual Display Systems 840 952 1010 1051 1222 5075
370 Multiplex Communications 730 815 990 1211 1214 4960
455 Telecommunications 857 885 884 840 1042 4508
361 Electricity: Electrical Systems and Devices 589 749 925 910 977 4150
073 Measuring and Testing 689 763 819 1000 877 4148
250 Radiant Energy 515 635 805 955 1016 3926
128 Surgery (includes Class 600) 654 703 835 959 749 3900
399 Electrophotography 779 729 744 728 790 3770
324 Electricity: Measuring and Testing 507 660 856 884 857 3764
369 Dynamic Information Storage or Retrieval 642 701 758 788 816 3705
382 Image Analysis 650 670 620 829 859 3628
375 Pulse or Digital Communications 651 663 683 745 796 3538
310 Electrical Generator or Motor Structure 589 656 685 599 942 3471
385 Optical Waveguides 414 597 672 836 902 3421
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 636 728 742 593 613 3312
349 Liquid Crystal Cells, Elements and Systems 544 522 550 756 909 3281
029 Metal Working 567 645 580 757 717 3266
348 Television 596 588 613 627 833 3257
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 461 698 676 610 607 3052
280 Land Vehicles 585 685 633 516 530 2949
360 Dynamic Magnetic Information Storage or Retrieval 610 516 535 602 686 2949
219 Electric Heating 582 551 569 546 557 2805
313 Electric Lamp and Discharge Devices 367 424 540 792 679 2802
340 Communications: Electrical 591 564 511 476 550 2692
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 464 473 488 553 537 2515
358 Facsimile and Static Presentation Processing 496 450 457 508 549 2460
427 Coating Processes 522 459 505 461 491 2438
060 Power Plants 397 583 467 490 491 2428
356 Optics: Measuring and Testing 486 319 424 606 565 2400
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 353 403 510 534 562 2362
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 472 465 451 472 466 2326
362 Illumination 383 427 479 570 451 2310
062 Refrigeration 425 477 503 438 380 2223
210 Liquid Purification or Separation 446 493 442 406 355 2142
396 Photography 505 400 459 351 316 2031
714 Error Detection/Correction and Fault Detection/Recovery 392 350 352 446 443 1983
315 Electric Lamp and Discharge Devices: Systems 289 359 454 463 413 1978
174 Electricity: Conductors and Insulators 224 407 469 398 394 1892
604 Surgery (Medicators and Receptors) 308 315 421 512 336 1892
700 DP: Generic Control Systems or Specific Applications (Data Processing) 183 287 377 462 492 1801
318 Electricity: Motive Power Systems 363 361 371 342 348 1785
074 Machine Element or Mechanism 362 386 389 334 288 1759
137 Fluid Handling 401 427 304 284 325 1741
296 Land Vehicles: Bodies and Tops 242 369 390 373 366 1740
417 Pumps 364 383 354 380 254 1735
702 DP: Measuring, Calibrating, or Testing (Data Processing) 172 216 337 444 555 1724
451 Abrading 320 373 349 304 363 1709
101 Printing 275 243 309 413 408 1648
379 Telephonic Communications 295 284 304 347 413 1643
343 Communications: Radio Wave Antennas 283 348 365 296 325 1617
606 Surgery (instruments) 342 341 272 393 265 1613
711 Memory (Electrical Computers and Digital Processing Systems) 241 252 331 392 377 1593
341 Coded Data Generation or Conversion 230 268 364 339 367 1568
204 Chemistry: Electrical and Wave Energy 341 337 312 298 253 1541
426 Food or Edible Material: Processes, Compositions, and Products 346 335 309 279 264 1533
372 Coherent Light Generators 223 204 228 393 462 1510
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 250 215 287 348 360 1460
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 272 263 308 247 368 1458
052 Static Structures (e.g., Buildings) 300 369 297 270 221 1457
180 Motor Vehicles 253 283 294 321 304 1455
252 Compositions 330 266 246 286 308 1436
148 Metal Treatment 254 307 327 311 233 1432
710 Input/Output (Electrical Computers and Digital Processing Systems) 261 246 238 285 398 1428
707 DP: Database and File Management or Data Structures (Data Processing) 162 246 299 315 380 1402
333 Wave Transmission Lines and Networks 222 187 304 362 315 1390
386 Television Signal Processing for Dynamic Recording or Reproducing 252 270 299 276 285 1382
242 Winding, Tensioning, or Guiding 313 271 299 282 208 1373
297 Chairs and Seats 266 230 271 311 287 1365
423 Chemistry of Inorganic Compounds 268 284 279 274 240 1345
198 Conveyors: Power-Driven 220 301 251 275 246 1293
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 229 294 299 264 193 1279
713 Support (Electrical Computers and Digital Processing Systems) 237 230 228 252 317 1264
239 Fluid Sprinkling, Spraying, and Diffusing 250 219 237 238 312 1256
106 Compositions: Coating or Plastic 228 222 249 273 265 1237
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 215 231 239 277 258 1220
072 Metal Deforming 285 290 228 217 196 1216
248 Supports (e.g., for holding articles, etc.) 257 247 277 238 196 1215
363 Electric Power Conversion Systems 249 279 285 210 180 1203
118 Coating Apparatus 269 260 229 218 188 1164
222 Dispensing (apparatus and process) 249 241 281 192 201 1164
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 215 249 227 217 253 1161
355 Photocopying 168 261 209 221 287 1146
378 X-Ray or Gamma Ray Systems or Devices 156 250 283 236 201 1126
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 245 229 248 166 237 1125
165 Heat Exchange 211 248 223 206 227 1115
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 248 225 222 200 204 1099
192 Clutches and Power-Stop Control 255 195 214 225 196 1085
200 Electricity: Circuit Makers and Breakers 196 181 200 258 249 1084
271 Sheet Feeding or Delivering 222 231 199 255 173 1080
206 Special Receptacle or Package 268 227 215 197 168 1075
330 Amplifiers 191 203 190 223 265 1072
188 Brakes 176 296 253 177 153 1055
384 Bearings 199 212 220 214 205 1050
053 Package Making 224 194 192 216 213 1039
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 191 181 232 207 225 1036
381 Electrical Audio Signal Processing Systems and Devices 175 141 182 226 292 1016
015 Brushing, Scrubbing, and General Cleaning 226 211 162 223 191 1013
134 Cleaning and Liquid Contact with Solids 169 215 227 235 162 1008
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 172 198 211 200 179 960
398 Optical Communications 147 187 204 196 214 948
326 Electronic Digital Logic Circuitry 179 195 200 159 204 937
162 Paper Making and Fiber Liberation 151 234 233 158 148 924
228 Metal Fusion Bonding 192 203 177 166 186 924
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 150 213 208 187 166 924
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 165 216 190 178 172 921
320 Electricity: Battery or Capacitor Charging or Discharging 172 211 209 170 145 907
473 Games Using Tangible Projectile 142 179 165 206 183 875
415 Rotary Kinetic Fluid Motors or Pumps 151 169 163 210 180 873
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 69 131 172 298 198 868
400 Typewriting Machines 205 156 152 169 178 860
414 Material or Article Handling 216 141 175 159 155 846
084 Music 175 187 162 147 136 807
307 Electrical Transmission or Interconnection Systems 169 142 154 169 163 797
463 Amusement Devices: Games 101 156 179 197 148 781
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 146 162 154 165 154 781
303 Fluid-Pressure and Analogous Brake Systems 195 210 162 117 89 773
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 138 179 191 146 107 761
331 Oscillators 143 149 114 172 182 760
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 130 171 153 145 156 755
251 Valves and Valve Actuation 160 116 139 153 186 754
501 Compositions: Ceramic 140 142 165 164 135 746
323 Electricity: Power Supply or Regulation Systems 154 166 166 132 124 742
403 Joints and Connections 121 157 163 152 142 735
720 Dynamic Optical Information Storage or Retrieval 89 148 166 157 173 733
099 Foods and Beverages: Apparatus 151 158 145 143 130 727
220 Receptacles 170 192 152 96 110 720
244 Aeronautics 137 139 158 145 141 720
351 Optics: Eye Examining, Vision Testing and Correcting 143 140 126 148 157 714
033 Geometrical Instruments 132 122 161 147 150 712
436 Chemistry: Analytical and Immunological Testing 129 139 139 146 139 692
477 Interrelated Power Delivery Controls, Including Engine Control 149 104 133 171 133 690
152 Resilient Tires and Wheels 123 122 151 164 122 682
353 Optics: Image Projectors 77 89 151 165 198 680
081 Tools 137 177 143 98 123 678
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 130 164 107 143 134 678
285 Pipe Joints or Couplings 132 139 171 143 91 676
277 Seal for a Joint or Juncture 114 163 131 126 134 668
164 Metal Founding 107 124 147 163 125 666
024 Buckles, Buttons, Clasps, Etc. 115 140 159 154 95 663
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 142 108 118 145 127 640
504 Plant Protecting and Regulating Compositions 147 141 147 115 88 638
016 Miscellaneous Hardware 126 102 144 142 118 632
475 Planetary Gear Transmission Systems or Components 108 83 129 170 141 631
083 Cutting 148 125 88 117 152 630
034 Drying and Gas or Vapor Contact with Solids 168 112 144 97 96 617
030 Cutlery 101 121 134 126 132 614
418 Rotary Expansible Chamber Devices 163 142 103 115 86 609
002 Apparel 123 157 123 93 110 606
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 147 119 129 99 108 602
433 Dentistry 130 172 112 110 77 601
070 Locks 104 89 146 149 111 599
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 87 142 128 109 127 593
607 Surgery: Light, Thermal, and Electrical Application 116 125 135 129 87 592
405 Hydraulic and Earth Engineering 103 107 136 128 104 578
401 Coating Implements with Material Supply 114 149 126 85 94 568
474 Endless Belt Power Transmission Systems or Components 123 89 141 117 92 562
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 99 105 114 107 130 555
336 Inductor Devices 83 81 119 144 121 548
482 Exercise Devices 107 98 93 114 136 548
440 Marine Propulsion 126 106 96 96 122 546
708 Arithmetic Processing and Calculating (Electrical Computers) 112 115 97 106 113 543
004 Baths, Closets, Sinks, and Spittoons 91 110 130 113 93 537
368 Horology: Time Measuring Systems or Devices 87 115 109 108 106 525
065 Glass Manufacturing 98 94 108 114 110 524
216 Etching a Substrate: Processes 91 107 107 121 98 524
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 112 125 89 82 113 521
119 Animal Husbandry 95 92 129 117 82 515
138 Pipes and Tubular Conduits 148 111 98 83 74 514
267 Spring Devices 87 111 131 113 65 507
366 Agitating (e.g., of articles and materials) 97 132 101 100 77 507
241 Solid Material Comminution or Disintegration 105 91 106 118 85 505
416 Fluid Reaction Surfaces (i.e., Impellers) 113 93 108 95 94 503
049 Movable or Removable Closures 108 94 102 90 90 484
136 Batteries: Thermoelectric and Photoelectric 90 113 121 91 66 481
446 Amusement Devices: Toys 81 91 112 102 90 476
717 DP: Software Development, Installation, and Management (Data Processing) 81 124 60 89 121 475
292 Closure Fasteners 89 65 122 113 83 472
114 Ships 110 104 83 92 74 463
095 Gas Separation: Processes 76 103 107 88 84 458
312 Supports: Cabinet Structure 103 90 108 72 85 458
005 Beds 92 91 91 79 103 456
445 Electric Lamp or Space Discharge Component or Device Manufacturing 97 58 53 103 136 447
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 59 159 95 59 75 447
209 Classifying, Separating, and Assorting Solids 105 101 79 64 93 442
092 Expansible Chamber Devices 66 99 100 89 73 427
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 90 105 77 93 56 421
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 87 86 85 79 83 420
036 Boots, Shoes, and Leggings 79 83 84 72 100 418
431 Combustion 107 81 61 83 79 411
055 Gas Separation 70 81 79 85 89 404
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 119 81 80 69 55 404
175 Boring or Penetrating the Earth 86 84 76 87 68 401
585 Chemistry of Hydrocarbon Compounds 89 97 102 62 51 401
380 Cryptography 108 78 84 40 88 398
211 Supports: Racks 83 77 86 77 64 387
112 Sewing 114 88 59 44 77 382
139 Textiles: Weaving 104 123 78 30 47 382
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 68 86 113 69 45 381
160 Flexible or Portable Closure, Partition, or Panel 74 79 68 75 84 380
454 Ventilation 68 85 78 75 67 373
181 Acoustics 71 62 69 90 80 372
066 Textiles: Knitting 107 93 55 53 62 370
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 93 87 53 44 82 359
057 Textiles: Spinning, Twisting, and Twining 89 106 73 42 47 357
040 Card, Picture, or Sign Exhibiting 69 85 64 87 51 356
096 Gas Separation: Apparatus 59 60 89 80 63 351
102 Ammunition and Explosives 37 87 71 91 62 348
374 Thermal Measuring and Testing 75 63 60 68 79 345
273 Amusement Devices: Games 58 77 84 67 47 333
056 Harvesters 68 49 74 73 62 326
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 86 64 46 51 77 324
221 Article Dispensing 69 59 64 64 62 318
126 Stoves and Furnaces 85 65 40 69 58 317
409 Gear Cutting, Milling, or Planing 55 61 61 71 57 305
132 Toilet 82 59 68 64 29 302
227 Elongated-Member-Driving Apparatus 69 44 41 71 77 302
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 64 66 39 68 65 302
173 Tool Driving or Impacting 68 55 39 54 82 298
725 Interactive Video Distribution Systems 57 61 52 55 68 293
208 Mineral Oils: Processes and Products 60 73 51 52 55 291
434 Education and Demonstration 58 55 58 45 72 288
301 Land Vehicles: Wheels and Axles 63 62 61 52 49 287
706 DP: Artificial Intelligence (Data Processing) 44 61 65 68 48 286
091 Motors: Expansible Chamber Type 61 46 75 43 59 284
338 Electrical Resistors 63 65 74 50 32 284
261 Gas and Liquid Contact Apparatus 49 64 66 51 52 282
144 Woodworking 61 61 56 61 41 280
266 Metallurgical Apparatus 49 61 58 65 44 277
047 Plant Husbandry 66 58 61 55 36 276
135 Tent, Canopy, Umbrella, or Cane 50 79 55 42 48 274
290 Prime-Mover Dynamo Plants 42 49 55 49 78 273
294 Handling: Hand and Hoist-Line Implements 66 60 61 50 24 261
432 Heating 60 60 47 52 38 257
100 Presses 41 47 32 77 59 256
376 Induced Nuclear Reactions: Processes, Systems, and Elements 43 48 58 61 45 255
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 54 56 44 41 55 250
392 Electric Resistance Heating Devices 53 63 55 43 35 249
601 Surgery: Kinesitherapy 38 64 49 59 37 247
224 Package and Article Carriers 39 79 41 50 37 246
254 Implements or Apparatus for Applying Pushing or Pulling Force 54 40 57 58 37 246
407 Cutters, for Shaping 58 56 24 45 52 235
269 Work Holders 46 50 46 52 37 231
110 Furnaces 52 67 46 23 42 230
420 Alloys or Metallic Compositions 41 47 42 40 55 225
602 Surgery: Splint, Brace, or Bandage 55 57 34 44 34 224
108 Horizontally Supported Planar Surfaces 57 37 39 39 46 218
404 Road Structure, Process, or Apparatus 37 41 53 44 42 217
215 Bottles and Jars 58 53 37 33 35 216
367 Communications, Electrical: Acoustic Wave Systems and Devices 39 47 43 45 42 216
419 Powder Metallurgy Processes 39 37 47 53 38 214
408 Cutting by Use of Rotating Axially Moving Tool 49 54 31 50 26 210
337 Electricity: Electrothermally or Thermally Actuated Switches 30 31 47 57 42 207
043 Fishing, Trapping, and Vermin Destroying 59 36 40 44 26 205
044 Fuel and Related Compositions 48 38 33 58 28 205
089 Ordnance 29 47 50 40 39 205
082 Turning (e.g., for metal working) 38 32 30 65 32 197
104 Railways 32 42 54 37 32 197
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 37 34 46 40 40 197
122 Liquid Heaters and Vaporizers 37 38 50 39 30 194
172 Earth Working 41 52 38 28 34 193
131 Tobacco 45 30 33 38 46 192
019 Textiles: Fiber Preparation 46 51 39 35 20 191
177 Weighing Scales 29 34 38 44 46 191
042 Firearms 21 40 39 53 35 188
068 Textiles: Fluid Treating Apparatus 43 27 53 45 19 187
229 Envelopes, Wrappers, and Paperboard Boxes 46 56 39 32 12 185
037 Excavating 31 27 45 38 43 184
236 Automatic Temperature and Humidity Regulation 40 32 41 39 30 182
270 Sheet-Material Associating 23 42 31 35 48 179
182 Fire Escape, Ladder, or Scaffold 32 33 43 28 38 174
105 Railway Rolling Stock 22 43 44 38 17 164
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 34 30 41 37 14 156
051 Abrasive Tool Making Process, Material, or Composition 14 30 38 37 33 152
279 Chucks or Sockets 20 33 36 44 19 152
505 Superconductor Technology: Apparatus, Material, Process 40 30 28 26 26 150
125 Stone Working 41 30 35 28 15 149
184 Lubrication 23 35 33 35 23 149
452 Butchering 45 39 20 25 20 149
476 Friction Gear Transmission Systems or Components 34 31 32 33 19 149
028 Textiles: Manufacturing 34 30 31 22 29 146
194 Check-Actuated Control Mechanisms 36 30 19 31 25 141
322 Electricity: Single Generator Systems 25 26 24 19 46 140
492 Roll or Roller 21 33 32 27 24 137
441 Buoys, Rafts, and Aquatic Devices 33 36 17 27 23 136
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 19 35 20 15 47 136
226 Advancing Material of Indeterminate Length 22 31 33 30 18 134
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 26 29 23 24 32 134
203 Distillation: Processes, Separatory 16 20 42 31 24 133
283 Printed Matter 28 32 27 19 24 130
293 Vehicle Fenders 16 28 27 25 31 127
383 Flexible Bags 26 32 22 24 20 124
406 Conveyors: Fluid Current 23 39 29 23 8 122
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 25 27 29 14 25 120
494 Imperforate Bowl: Centrifugal Separators 22 28 23 19 26 118
410 Freight Accommodation On Freight Carrier 18 24 21 23 28 114
373 Industrial Electric Heating Furnaces 29 21 28 21 14 113
212 Traversing Hoists 21 21 17 38 11 108
483 Tool Changing 27 19 27 15 19 107
237 Heating Systems 31 18 25 18 14 106
299 Mining or In Situ Disintegration of Hard Material 20 26 25 19 14 104
169 Fire Extinguishers 31 24 14 13 21 103
038 Textiles: Ironing or Smoothing 27 14 23 14 23 101
116 Signals and Indicators 15 19 18 23 22 97
059 Chain, Staple, and Horseshoe Making 14 30 17 21 14 96
329 Demodulators 25 24 11 17 18 95
071 Chemistry: Fertilizers 19 34 24 7 10 94
305 Wheel Substitutes for Land Vehicles 10 14 22 26 19 91
190 Trunks and Hand-Carried Luggage 15 25 23 17 9 89
507 Earth Boring, Well Treating, and Oil Field Chemistry 12 19 16 20 22 89
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 12 19 19 11 26 87
588 Hazardous or Toxic Waste Destruction or Containment 22 12 27 23 3 87
124 Mechanical Guns and Projectors 12 10 19 24 18 83
512 Perfume Compositions 15 19 16 15 17 82
111 Planting 16 21 16 17 11 81
472 Amusement Devices 15 15 15 14 21 80
223 Apparel Apparatus 20 26 9 7 17 79
460 Crop Threshing or Separating 14 12 21 14 18 79
249 Static Molds 13 21 16 13 15 78
332 Modulators 18 14 12 21 13 78
450 Foundation Garments 18 17 19 8 15 77
014 Bridges 8 8 21 16 23 76
238 Railways: Surface Track 10 22 19 14 10 75
149 Explosive and Thermic Compositions or Charges 17 14 12 21 10 74
453 Coin Handling 17 14 10 18 15 74
225 Severing by Tearing or Breaking 12 16 13 20 9 70
412 Bookbinding: Process and Apparatus 22 15 15 7 9 68
007 Compound Hand Tools 13 14 15 11 12 65
256 Fences 15 14 6 12 18 65
191 Electricity: Transmission To Vehicles 8 27 17 5 6 63
140 Wireworking 13 14 8 16 11 62
063 Jewelry 11 14 13 12 11 61
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 11 15 12 15 8 61
127 Sugar, Starch, and Carbohydrates 11 9 14 9 11 54
246 Railway Switches and Signals 8 13 13 12 8 54
352 Optics: Motion Pictures 15 8 5 8 16 52
281 Books, Strips, and Leaves 14 12 11 9 5 51
076 Metal Tools and Implements, Making 12 9 9 8 9 47
048 Gas: Heating and Illuminating 4 15 5 6 16 46
202 Distillation: Apparatus 9 7 11 10 9 46
054 Harness (for animals) 5 7 13 8 7 40
388 Electricity: Motor Control Systems 10 6 11 5 7 39
300 Brush, Broom, and Mop Making 5 7 6 8 11 37
023 Chemistry: Physical Processes 11 7 9 3 5 35
193 Conveyors, Chutes, Skids, Guides, and Ways 6 16 7 3 2 34
001 ** Classification Undetermined ** 4 4 4 15 6 33
157 Wheelwright Machines 5 12 5 7 3 32
178 Telegraphy 3 9 4 6 6 28
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 5 4 3 9 5 26
159 Concentrating Evaporators 7 4 4 3 6 24
012 Boot and Shoe Making 4 4 2 8 4 22
346 Recorders 3 9 5 3 2 22
087 Textiles: Braiding, Netting, and Lace Making 2 4 5 7 3 21
109 Safes, Bank Protection, or a Related Device 2 2 6 7 3 20
150 Purses, Wallets, and Protective Covers 9 4 0 4 3 20
298 Land Vehicles: Dumping 2 0 3 9 6 20
168 Farriery 3 3 5 1 6 18
027 Undertaking 3 2 5 6 1 17
086 Ammunition and Explosive-Charge Making 4 2 6 2 2 16
232 Deposit and Collection Receptacles 6 3 1 2 3 15
026 Textiles: Cloth Finishing 4 1 3 4 2 14
413 Sheet Metal Container Making 2 0 3 5 3 13
171 Unearthing Plants or Buried Objects 1 0 1 6 4 12
186 Merchandising 2 1 2 6 1 12
213 Railway Draft Appliances 1 5 2 0 4 12
260 Chemistry of Carbon Compounds 2 4 2 1 1 10
069 Leather Manufactures 2 0 1 1 4 8
449 Bee Culture (propagating, raising, caring for bees) 2 0 2 4 0 8
201 Distillation: Processes, Thermolytic 3 2 0 1 1 7
295 Railway Wheels and Axles 1 1 2 2 1 7
185 Motors: Spring, Weight, or Animal Powered 0 1 3 0 2 6
289 Knots and Knot Tying 0 0 0 3 3 6
334 Tuners 0 2 2 1 1 6
234 Selective Cutting (e.g., Punching) 0 0 0 2 2 4
462 Books, Strips, and Leaves for Manifolding 1 1 1 0 1 4
196 Mineral Oils: Apparatus 2 0 1 0 0 3
245 Wire Fabrics and Structure 0 3 0 0 0 3
142 Wood Turning 0 1 0 1 0 2
217 Wooden Receptacles 1 1 0 0 0 2
231 Whips and Whip Apparatus 1 0 1 0 0 2
276 Typesetting 0 0 0 0 1 1
291 Track Sanders 0 0 0 1 0 1
314 Electric Lamp and Discharge Devices: Consumable Electrodes 0 0 0 0 1 1
ALL ALL CLASSES 72426 78436 80360 81125 80022 392369


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