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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2008 - 2012 Utility Patent Grants
As Distributed 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 a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed by year of patent grant.
Class Class Title 2008 2009 2010 2011 2012 Total
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2640 3206 4804 4978 4914 20542
438 Semiconductor Device Manufacturing: Process 2698 3033 3763 3746 3255 16495
370 Multiplex Communications 2060 2313 3349 3599 4118 15439
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2093 2295 3321 3418 4079 15206
455 Telecommunications 1636 1679 2146 2851 3954 12266
345 Computer Graphics Processing and Selective Visual Display Systems 1503 1628 2187 2332 3380 11030
382 Image Analysis 1346 1407 1816 2140 3111 9820
348 Television 1178 1416 1681 2074 3234 9583
532 Organic Compounds (includes Classes 532-570) 1479 1524 1788 1863 2074 8728
347 Incremental Printing of Symbolic Information 1517 1432 1889 1903 1810 8551
365 Static Information Storage and Retrieval 1441 1529 1820 1766 1739 8295
375 Pulse or Digital Communications 1115 1114 1595 1694 2544 8062
361 Electricity: Electrical Systems and Devices 1166 1250 1571 1682 1758 7427
359 Optical: Systems and Elements 1345 1408 1630 1613 1395 7391
349 Liquid Crystal Cells, Elements and Systems 933 1337 1609 1746 1750 7375
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 957 1057 1756 1748 1806 7324
399 Electrophotography 1140 1161 1548 1659 1764 7272
435 Chemistry: Molecular Biology and Microbiology 1092 1101 1527 1598 1569 6887
428 Stock Material or Miscellaneous Articles 950 1048 1516 1635 1646 6795
358 Facsimile and Static Presentation Processing 946 1048 1236 1454 1946 6630
439 Electrical Connectors 1273 1230 1473 1393 1168 6537
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 732 929 1409 1526 1712 6308
250 Radiant Energy 1255 1268 1330 1075 1184 6112
369 Dynamic Information Storage or Retrieval 1055 972 1192 1247 933 5399
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 659 689 1043 1166 1796 5353
707 DP: Database and File Management or Data Structures (Data Processing) 501 770 1252 1263 1565 5351
073 Measuring and Testing 984 897 1044 1041 1119 5085
324 Electricity: Measuring and Testing 872 929 1135 960 1041 4937
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 497 686 1190 1123 1417 4913
714 Error Detection/Correction and Fault Detection/Recovery 777 880 969 1078 1168 4872
362 Illumination 710 797 1133 999 1082 4721
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 787 814 968 972 1055 4596
310 Electrical Generator or Motor Structure 697 890 1030 1077 888 4582
713 Support (Electrical Computers and Digital Processing Systems) 767 733 891 923 1164 4478
128 Surgery (includes Class 600) 488 564 958 953 1398 4361
340 Communications: Electrical 670 660 885 916 1139 4270
313 Electric Lamp and Discharge Devices 613 705 967 992 931 4208
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 628 797 1034 903 795 4157
356 Optics: Measuring and Testing 790 805 915 845 751 4106
123 Internal-Combustion Engines 964 703 788 695 778 3928
711 Memory (Electrical Computers and Digital Processing Systems) 681 591 665 857 1112 3906
029 Metal Working 529 560 775 782 999 3645
280 Land Vehicles 622 574 774 673 571 3214
702 DP: Measuring, Calibrating, or Testing (Data Processing) 553 525 637 672 751 3138
381 Electrical Audio Signal Processing Systems and Devices 278 289 402 660 1349 2978
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 389 369 680 641 749 2828
700 DP: Generic Control Systems or Specific Applications (Data Processing) 417 389 592 635 791 2824
385 Optical Waveguides 756 636 591 381 444 2808
060 Power Plants 384 475 562 578 669 2668
360 Dynamic Magnetic Information Storage or Retrieval 542 594 504 490 504 2634
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 341 437 622 594 618 2612
427 Coating Processes 270 346 566 555 714 2451
343 Communications: Radio Wave Antennas 511 489 517 463 454 2434
318 Electricity: Motive Power Systems 389 421 457 531 604 2402
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 263 395 557 491 685 2391
386 Motion Video Signal Processing for Recording or Reproducing 391 396 476 509 591 2363
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 305 264 454 639 671 2333
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 344 329 468 506 663 2310
341 Coded Data Generation or Conversion 502 433 466 481 417 2299
726 Information Security 243 295 427 518 816 2299
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 271 321 547 531 609 2279
180 Motor Vehicles 383 429 520 460 471 2263
396 Photography 293 520 618 479 332 2242
604 Surgery (Medicators and Receptors) 270 283 497 544 639 2233
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 404 344 428 506 483 2165
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 254 252 588 533 534 2161
315 Electric Lamp and Discharge Devices: Systems 320 251 343 468 692 2074
210 Liquid Purification or Separation 385 334 392 440 504 2055
174 Electricity: Conductors and Insulators 287 292 362 448 605 1994
271 Sheet Feeding or Delivering 268 346 459 463 440 1976
296 Land Vehicles: Bodies and Tops 336 329 422 391 438 1916
398 Optical Communications 324 306 384 381 505 1900
252 Compositions 239 256 401 432 556 1884
378 X-Ray or Gamma Ray Systems or Devices 340 387 450 363 309 1849
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 296 282 359 391 499 1827
606 Surgery (instruments) 162 204 370 407 647 1790
717 DP: Software Development, Installation, and Management (Data Processing) 208 242 395 387 548 1780
219 Electric Heating 312 271 354 325 500 1762
330 Amplifiers 368 354 398 325 313 1758
372 Coherent Light Generators 279 338 454 333 284 1688
423 Chemistry of Inorganic Compounds 208 278 421 368 398 1673
074 Machine Element or Mechanism 267 269 345 357 425 1663
320 Electricity: Battery or Capacitor Charging or Discharging 139 291 371 313 500 1614
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 209 309 336 361 331 1546
333 Wave Transmission Lines and Networks 268 339 288 310 328 1533
323 Electricity: Power Supply or Regulation Systems 193 287 341 349 356 1526
297 Chairs and Seats 263 282 333 300 332 1510
355 Photocopying 337 247 274 296 340 1494
062 Refrigeration 265 226 340 329 331 1491
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 293 268 289 344 294 1488
380 Cryptography 206 230 294 318 437 1485
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 280 221 306 325 315 1447
363 Electric Power Conversion Systems 208 252 305 293 355 1413
326 Electronic Digital Logic Circuitry 298 247 355 321 165 1386
248 Supports (e.g., for holding articles, etc.) 183 258 318 281 344 1384
307 Electrical Transmission or Interconnection Systems 175 220 286 356 331 1368
353 Optics: Image Projectors 217 168 249 393 331 1358
463 Amusement Devices: Games 106 116 242 303 581 1348
379 Telephonic Communications 164 225 256 274 401 1320
106 Compositions: Coating or Plastic 223 198 302 266 297 1286
052 Static Structures (e.g., Buildings) 95 167 330 303 387 1282
200 Electricity: Circuit Makers and Breakers 205 236 229 268 317 1255
415 Rotary Kinetic Fluid Motors or Pumps 162 158 211 247 464 1242
725 Interactive Video Distribution Systems 77 195 263 314 376 1225
204 Chemistry: Electrical and Wave Energy 159 153 246 306 357 1221
331 Oscillators 205 223 261 256 211 1156
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 162 167 268 277 279 1153
417 Pumps 128 136 194 238 442 1138
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 183 158 282 226 285 1134
084 Music 224 236 280 216 160 1116
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 165 178 228 238 304 1113
015 Brushing, Scrubbing, and General Cleaning 159 165 230 261 297 1112
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 147 197 301 216 251 1112
198 Conveyors: Power-Driven 187 174 258 259 229 1107
137 Fluid Handling 175 153 221 200 323 1072
384 Bearings 158 180 217 224 285 1064
244 Aeronautics and Astronautics 84 117 184 258 416 1059
148 Metal Treatment 141 149 231 229 296 1046
436 Chemistry: Analytical and Immunological Testing 164 148 243 263 227 1045
351 Optics: Eye Examining, Vision Testing and Correcting 195 190 215 218 196 1014
118 Coating Apparatus 146 141 205 231 288 1011
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 97 141 207 259 297 1001
206 Special Receptacle or Package 169 161 238 193 207 968
072 Metal Deforming 190 151 174 177 270 962
426 Food or Edible Material: Processes, Compositions, and Products 104 121 202 205 293 925
475 Planetary Gear Transmission Systems or Components 146 175 158 180 261 920
451 Abrading 170 163 168 168 249 918
134 Cleaning and Liquid Contact with Solids 116 125 202 231 238 912
416 Fluid Reaction Surfaces (i.e., Impellers) 101 107 125 213 362 908
706 DP: Artificial Intelligence (Data Processing) 111 126 174 224 270 905
720 Dynamic Optical Information Storage or Retrieval 228 177 147 175 167 894
165 Heat Exchange 156 169 194 185 187 891
188 Brakes 175 122 156 186 240 879
222 Dispensing (apparatus and process) 97 114 211 191 194 807
239 Fluid Sprinkling, Spraying, and Diffusing 149 125 197 184 147 802
336 Inductor Devices 141 98 180 189 194 802
473 Games Using Tangible Projectile 155 156 186 158 141 796
055 Gas Separation 131 157 159 184 149 780
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 146 131 173 181 144 775
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 100 151 161 190 170 772
477 Interrelated Power Delivery Controls, Including Engine Control 129 126 142 154 220 771
053 Package Making 180 142 169 137 137 765
607 Surgery: Light, Thermal, and Electrical Application 92 101 139 204 226 762
033 Geometrical Instruments 154 164 169 156 112 755
216 Etching a Substrate: Processes 128 104 124 191 190 737
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 132 140 185 169 111 737
285 Pipe Joints or Couplings 139 129 174 148 144 734
708 Arithmetic Processing and Calculating (Electrical Computers) 132 131 149 143 157 712
290 Prime-Mover Dynamo Plants 114 114 114 160 208 710
162 Paper Making and Fiber Liberation 123 109 124 166 185 707
228 Metal Fusion Bonding 98 96 187 174 146 701
192 Clutches and Power-Stop Control 107 113 146 128 201 695
482 Exercise Devices 110 102 174 202 104 692
101 Printing 149 122 141 142 136 690
242 Winding, Tensioning, or Guiding 164 142 147 127 108 688
241 Solid Material Comminution or Disintegration 98 117 162 162 140 679
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 105 137 126 170 139 677
501 Compositions: Ceramic 103 134 132 131 154 654
220 Receptacles 58 104 141 146 204 653
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 86 70 133 149 195 633
414 Material or Article Handling 103 95 132 146 142 618
368 Horology: Time Measuring Systems or Devices 131 115 130 99 141 616
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 67 112 116 122 174 591
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 55 65 115 102 251 588
270 Sheet-Material Associating 64 87 116 178 142 587
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 64 113 132 144 132 585
251 Valves and Valve Actuation 105 90 113 110 155 573
367 Communications, Electrical: Acoustic Wave Systems and Devices 124 90 125 110 120 569
152 Resilient Tires and Wheels 88 87 102 123 165 565
474 Endless Belt Power Transmission Systems or Components 71 57 130 172 131 561
312 Supports: Cabinet Structure 59 63 127 116 192 557
374 Thermal Measuring and Testing 77 117 107 107 147 555
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 154 98 106 76 119 553
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 86 79 108 126 143 542
445 Electric Lamp or Space Discharge Component or Device Manufacturing 72 92 115 139 118 536
400 Typewriting Machines 114 91 105 103 118 531
418 Rotary Expansible Chamber Devices 106 114 113 88 105 526
099 Foods and Beverages: Apparatus 84 83 123 92 139 521
095 Gas Separation: Processes 62 71 124 123 137 517
096 Gas Separation: Apparatus 88 102 110 88 121 509
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 107 99 119 90 87 502
030 Cutlery 78 81 78 124 132 493
175 Boring or Penetrating the Earth 91 70 124 111 97 493
024 Buckles, Buttons, Clasps, Etc. 92 78 89 105 127 491
070 Locks 107 79 80 97 121 484
405 Hydraulic and Earth Engineering 77 73 109 123 101 483
164 Metal Founding 54 57 89 126 154 480
083 Cutting 76 63 91 122 115 467
081 Tools 108 58 88 94 112 460
181 Acoustics 67 62 112 104 114 459
292 Closure Fasteners 90 76 83 91 115 455
136 Batteries: Thermoelectric and Photoelectric 27 23 87 142 169 448
065 Glass Manufacturing 63 48 95 113 128 447
303 Fluid-Pressure and Analogous Brake Systems 96 63 82 93 113 447
585 Chemistry of Hydrocarbon Compounds 89 80 80 102 95 446
173 Tool Driving or Impacting 83 62 85 99 113 442
005 Beds 70 84 103 87 94 438
002 Apparel 61 40 112 113 108 434
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 70 51 101 90 111 423
114 Ships 94 62 65 92 107 420
401 Coating Implements with Material Supply 83 62 81 90 102 418
068 Textiles: Fluid Treating Apparatus 73 83 79 87 93 415
433 Dentistry 60 41 90 86 134 411
366 Agitating (e.g., of articles and materials) 78 50 73 83 123 407
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 54 47 79 75 143 398
034 Drying and Gas or Vapor Contact with Solids 96 49 44 90 109 388
209 Classifying, Separating, and Assorting Solids 66 52 71 105 92 386
440 Marine Propulsion 99 82 49 67 89 386
119 Animal Husbandry 49 59 76 89 112 385
277 Seal for a Joint or Juncture 50 35 89 94 107 375
403 Joints and Connections 76 66 73 66 86 367
049 Movable or Removable Closures 38 63 83 69 104 357
208 Mineral Oils: Processes and Products 61 68 88 74 64 355
227 Elongated-Member-Driving Apparatus 64 61 80 83 59 347
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 36 32 76 83 101 328
504 Plant Protecting and Regulating Compositions 35 43 71 57 119 325
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 22 36 75 82 109 324
138 Pipes and Tubular Conduits 45 72 66 66 72 321
160 Flexible or Portable Closure, Partition, or Panel 50 45 86 65 75 321
294 Handling: Hand and Hoist-Line Implements 36 54 55 54 119 318
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 47 47 99 67 58 318
004 Baths, Closets, Sinks, and Spittoons 32 25 60 74 120 311
036 Boots, Shoes, and Leggings 56 49 63 66 73 307
338 Electrical Resistors 33 41 70 83 79 306
266 Metallurgical Apparatus 40 50 66 69 68 293
261 Gas and Liquid Contact Apparatus 46 52 54 63 77 292
601 Surgery: Kinesitherapy 34 43 63 77 74 291
056 Harvesters 53 52 63 61 60 289
040 Card, Picture, or Sign Exhibiting 53 53 66 47 64 283
267 Spring Devices 62 39 47 56 75 279
102 Ammunition and Explosives 40 42 58 61 76 277
092 Expansible Chamber Devices 63 46 60 49 51 269
112 Sewing 46 43 39 68 73 269
602 Surgery: Splint, Brace, or Bandage 37 34 60 72 61 264
407 Cutters, for Shaping 45 56 46 56 51 254
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 69 45 53 38 46 251
126 Stoves and Furnaces 26 29 64 55 69 243
269 Work Holders 28 19 31 62 102 242
273 Amusement Devices: Games 38 49 60 50 45 242
132 Toilet 29 38 36 53 84 240
211 Supports: Racks 26 15 49 77 68 235
446 Amusement Devices: Toys 43 37 45 48 60 233
254 Implements or Apparatus for Applying Pushing or Pulling Force 53 41 40 34 63 231
215 Bottles and Jars 22 34 45 46 78 225
089 Ordnance 26 40 52 53 51 222
408 Cutting by Use of Rotating Axially Moving Tool 49 45 41 36 51 222
392 Electric Resistance Heating Devices 33 37 44 57 50 221
048 Gas: Heating and Illuminating 33 36 40 43 58 210
409 Gear Cutting, Milling, or Planing 52 42 33 49 34 210
047 Plant Husbandry 17 31 51 53 55 207
139 Textiles: Weaving 47 61 51 25 22 206
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 28 34 44 44 55 205
404 Road Structure, Process, or Apparatus 32 47 30 48 48 205
066 Textiles: Knitting 37 43 52 46 21 199
177 Weighing Scales 44 36 39 32 46 197
431 Combustion 21 39 37 54 44 195
042 Firearms 27 37 43 33 54 194
057 Textiles: Spinning, Twisting, and Twining 42 24 42 41 45 194
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 30 27 25 46 66 194
108 Horizontally Supported Planar Surfaces 21 25 46 46 55 193
454 Ventilation 34 45 38 31 41 189
507 Earth Boring, Well Treating, and Oil Field Chemistry 19 24 48 55 38 184
037 Excavating 16 46 55 33 30 180
104 Railways 25 36 46 31 41 179
144 Woodworking 32 28 45 47 27 179
452 Butchering 29 38 43 28 37 175
293 Vehicle Fenders 30 25 29 44 46 174
135 Tent, Canopy, Umbrella, or Cane 38 35 25 41 34 173
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 17 33 52 39 32 173
420 Alloys or Metallic Compositions 19 31 36 40 45 171
124 Mechanical Guns and Projectors 19 30 39 42 40 170
322 Electricity: Single Generator Systems 30 45 26 32 37 170
376 Induced Nuclear Reactions: Processes, Systems, and Elements 22 15 35 45 52 169
044 Fuel and Related Compositions 31 29 31 36 41 168
082 Turning (e.g., for metal working) 21 26 35 41 38 161
194 Check-Actuated Control Mechanisms 12 25 46 25 51 159
301 Land Vehicles: Wheels and Axles 35 32 22 45 25 159
091 Motors: Expansible Chamber Type 35 32 23 39 27 156
100 Presses 50 25 21 20 38 154
505 Superconductor Technology: Apparatus, Material, Process 7 20 28 29 70 154
236 Automatic Temperature and Humidity Regulation 12 14 47 39 38 150
434 Education and Demonstration 24 12 29 34 51 150
105 Railway Rolling Stock 20 22 30 32 44 148
224 Package and Article Carriers 15 15 22 38 54 144
332 Modulators 15 20 38 36 32 141
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 10 11 28 27 64 140
337 Electricity: Electrothermally or Thermally Actuated Switches 25 33 36 20 25 139
184 Lubrication 19 10 26 41 41 137
221 Article Dispensing 25 22 33 32 24 136
432 Heating 25 23 31 28 26 133
419 Powder Metallurgy Processes 20 20 41 29 17 127
122 Liquid Heaters and Vaporizers 21 26 21 23 33 124
212 Traversing Hoists 28 24 27 15 27 121
229 Envelopes, Wrappers, and Paperboard Boxes 21 19 31 29 21 121
172 Earth Working 12 21 30 30 25 118
131 Tobacco 13 18 29 31 25 116
019 Textiles: Fiber Preparation 21 26 36 24 8 115
410 Freight Accommodation On Freight Carrier 21 19 20 26 29 115
299 Mining or In Situ Disintegration of Hard Material 27 18 16 24 27 112
203 Distillation: Processes, Separatory 20 30 15 20 25 110
279 Chucks or Sockets 13 11 19 26 40 109
059 Chain, Staple, and Horseshoe Making 26 28 22 15 17 108
116 Signals and Indicators 19 18 25 27 16 105
494 Imperforate Bowl: Centrifugal Separators 23 14 19 24 24 104
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 16 14 32 22 20 104
038 Textiles: Ironing or Smoothing 20 16 21 15 31 103
383 Flexible Bags 11 15 24 26 25 101
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 1 7 19 32 40 99
182 Fire Escape, Ladder, or Scaffold 5 9 15 32 36 97
051 Abrasive Tool Making Process, Material, or Composition 13 12 13 29 28 95
111 Planting 20 19 21 19 16 95
014 Bridges 13 17 22 20 22 94
028 Textiles: Manufacturing 29 18 18 11 15 91
441 Buoys, Rafts, and Aquatic Devices 14 15 21 14 24 88
472 Amusement Devices 10 4 24 30 20 88
043 Fishing, Trapping, and Vermin Destroying 12 17 18 18 22 87
283 Printed Matter 11 9 23 14 28 85
492 Roll or Roller 8 14 19 21 23 85
249 Static Molds 9 12 18 20 25 84
329 Demodulators 10 15 17 19 23 84
110 Furnaces 12 7 24 13 26 82
305 Wheel Substitutes for Land Vehicles 13 13 24 19 13 82
450 Foundation Garments 21 10 13 13 24 81
512 Perfume Compositions 10 15 27 11 16 79
412 Bookbinding: Process and Apparatus 8 8 22 18 20 76
071 Chemistry: Fertilizers 10 5 22 16 21 74
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 4 7 30 19 14 74
406 Conveyors: Fluid Current 14 17 12 10 19 72
238 Railways: Surface Track 4 4 20 20 20 68
483 Tool Changing 22 17 8 7 13 67
149 Explosive and Thermic Compositions or Charges 3 5 14 23 20 65
256 Fences 13 10 11 15 14 63
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 8 12 23 10 9 62
223 Apparel Apparatus 11 8 15 11 16 61
588 Hazardous or Toxic Waste Destruction or Containment 6 9 19 8 19 61
169 Fire Extinguishers 11 6 15 9 19 60
125 Stone Working 14 7 8 18 12 59
460 Crop Threshing or Separating 6 8 14 10 20 58
202 Distillation: Apparatus 9 11 11 13 13 57
388 Electricity: Motor Control Systems 10 7 13 11 6 47
476 Friction Gear Transmission Systems or Components 10 14 6 6 10 46
453 Coin Handling 12 11 11 3 5 42
063 Jewelry 11 6 7 9 8 41
127 Sugar, Starch, and Carbohydrates 3 2 6 13 17 41
225 Severing by Tearing or Breaking 6 8 10 5 12 41
300 Brush, Broom, and Mop Making 8 8 5 8 12 41
023 Chemistry: Physical Processes 5 7 7 12 9 40
157 Wheelwright Machines 8 10 9 4 5 36
190 Trunks and Hand-Carried Luggage 6 7 10 10 3 36
191 Electricity: Transmission To Vehicles 0 7 10 9 10 36
193 Conveyors, Chutes, Skids, Guides, and Ways 5 11 5 7 8 36
226 Advancing Material of Indeterminate Length 12 3 8 10 2 35
246 Railway Switches and Signals 4 9 5 8 6 32
237 Heating Systems 8 3 7 6 6 30
201 Distillation: Processes, Thermolytic 2 2 6 11 7 28
352 Optics: Motion Pictures 4 4 7 7 6 28
213 Railway Draft Appliances 4 6 6 4 7 27
076 Metal Tools and Implements, Making 5 7 1 3 10 26
178 Telegraphy 1 0 4 7 13 25
087 Textiles: Braiding, Netting, and Lace Making 4 2 6 5 7 24
140 Wireworking 6 3 4 7 4 24
027 Undertaking 4 6 5 4 4 23
054 Harness for Working Animal 5 7 2 6 3 23
232 Deposit and Collection Receptacles 5 2 6 3 6 22
086 Ammunition and Explosive-Charge Making 5 2 5 7 2 21
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 9 3 1 4 4 21
012 Boot and Shoe Making 4 3 4 4 5 20
281 Books, Strips, and Leaves 2 2 5 2 7 18
159 Concentrating Evaporators 2 4 5 1 4 16
298 Land Vehicles: Dumping 1 1 3 5 6 16
026 Textiles: Cloth Finishing 2 3 3 2 4 14
069 Leather Manufactures 1 3 5 3 2 14
109 Safes, Bank Protection, or a Related Device 3 2 3 1 4 13
150 Purses, Wallets, and Protective Covers 0 2 4 2 3 11
373 Industrial Electric Heating Furnaces 2 1 3 4 1 11
171 Unearthing Plants or Buried Objects 0 0 2 5 3 10
413 Sheet Metal Container Making 4 0 2 1 3 10
260 Chemistry of Carbon Compounds 5 1 2 1 0 9
185 Motors: Spring, Weight, or Animal Powered 0 2 1 2 2 7
334 Tuners 1 2 4 0 0 7
168 Farriery 1 3 1 0 1 6
196 Mineral Oils: Apparatus 0 3 1 1 1 6
449 Bee Culture (propagating, raising, caring for bees) 2 1 2 1 0 6
007 Compound Hand Tools 1 1 3 0 0 5
346 Recorders 0 1 0 1 3 5
289 Knots and Knot Tying 0 2 0 2 0 4
295 Railway Wheels and Axles 0 1 3 0 0 4
231 Whips and Whip Apparatus 1 0 1 1 0 3
234 Selective Cutting (e.g., Punching) 2 0 1 0 0 3
245 Wire Fabrics and Structure 1 0 0 2 0 3
079 Button Making 0 1 1 0 0 2
186 Merchandising 0 0 0 2 0 2
217 Wooden Receptacles 0 0 0 1 1 2
291 Track Sanders 1 0 0 0 1 2
001 ** Classification Undetermined ** 0 0 0 0 1 1
147 Coopering 0 0 0 1 0 1
314 Electric Lamp and Discharge Devices: Consumable Electrodes 0 1 0 0 0 1
462 Books, Strips, and Leaves for Manifolding 1 0 0 0 0 1
ALL ALL CLASSES 80270 84967 111823 115883 132129 525072


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