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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 2007 - 2011 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 either by year of patent grant or by year of patent application.
Class Class Title 2007 2008 2009 2010 2011 Total
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2760 2640 3206 4804 4978 18388
438 Semiconductor Device Manufacturing: Process 2480 2698 3033 3763 3746 15720
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 2132 2093 2295 3321 3418 13259
370 Multiplex Communications 1334 2060 2313 3349 3599 12655
455 Telecommunications 1778 1636 1679 2146 2851 10090
345 Computer Graphics Processing and Selective Visual Display Systems 1546 1503 1628 2187 2334 9198
532 Organic Compounds (includes Classes 532-570) 1402 1479 1524 1788 1866 8059
347 Incremental Printing of Symbolic Information 1238 1517 1432 1889 1903 7979
365 Static Information Storage and Retrieval 1392 1441 1529 1820 1766 7948
382 Image Analysis 1125 1346 1407 1816 2141 7835
359 Optical: Systems and Elements 1298 1345 1408 1630 1615 7296
348 Television 928 1178 1416 1681 2073 7276
361 Electricity: Electrical Systems and Devices 1026 1166 1250 1571 1681 6694
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1141 957 1057 1756 1748 6659
375 Pulse or Digital Communications 1035 1115 1114 1595 1694 6553
399 Electrophotography 1039 1140 1161 1548 1659 6547
439 Electrical Connectors 1141 1273 1230 1473 1393 6510
435 Chemistry: Molecular Biology and Microbiology 1152 1092 1101 1527 1594 6466
349 Liquid Crystal Cells, Elements and Systems 780 933 1337 1609 1746 6405
428 Stock Material or Miscellaneous Articles 1062 950 1048 1516 1636 6212
250 Radiant Energy 1180 1255 1268 1330 1075 6108
358 Facsimile and Static Presentation Processing 891 946 1048 1236 1454 5575
369 Dynamic Information Storage or Retrieval 1070 1055 972 1192 1248 5537
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 675 732 929 1409 1530 5275
073 Measuring and Testing 895 984 897 1044 1041 4861
324 Electricity: Measuring and Testing 909 872 929 1135 960 4805
714 Error Detection/Correction and Fault Detection/Recovery 766 777 880 969 1071 4463
362 Illumination 747 710 797 1133 999 4386
310 Electrical Generator or Motor Structure 689 697 890 1030 1077 4383
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 792 787 814 968 972 4333
707 DP: Database and File Management or Data Structures (Data Processing) 476 501 770 1255 1263 4265
123 Internal-Combustion Engines 1069 964 703 788 695 4219
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 633 659 689 1043 1155 4179
356 Optics: Measuring and Testing 743 790 805 914 845 4097
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 651 628 797 1034 903 4013
713 Support (Electrical Computers and Digital Processing Systems) 660 767 733 890 923 3973
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 475 497 686 1190 1123 3971
313 Electric Lamp and Discharge Devices 630 613 705 967 992 3907
340 Communications: Electrical 611 670 660 885 927 3753
128 Surgery (includes Class 600) 553 488 564 958 953 3516
711 Memory (Electrical Computers and Digital Processing Systems) 551 681 591 665 859 3347
029 Metal Working 636 529 560 775 782 3282
385 Optical Waveguides 885 756 636 591 381 3249
280 Land Vehicles 534 622 574 774 673 3177
702 DP: Measuring, Calibrating, or Testing (Data Processing) 605 553 525 637 671 2991
360 Dynamic Magnetic Information Storage or Retrieval 508 542 594 504 490 2638
700 DP: Generic Control Systems or Specific Applications (Data Processing) 475 417 389 592 635 2508
343 Communications: Radio Wave Antennas 440 511 489 517 463 2420
060 Power Plants 382 384 475 562 578 2381
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 235 389 369 681 641 2315
341 Coded Data Generation or Conversion 427 502 433 466 481 2309
710 Input/Output (Electrical Computers and Digital Processing Systems) 287 341 437 622 594 2281
318 Electricity: Motive Power Systems 418 389 421 457 531 2216
180 Motor Vehicles 365 383 429 520 460 2157
386 Motion Video Signal Processing for Recording or Reproducing 362 391 396 476 509 2134
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 410 404 344 428 506 2092
396 Photography 137 293 520 618 479 2047
427 Coating Processes 289 270 346 566 555 2026
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 290 263 395 555 489 1992
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 309 344 329 468 505 1955
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 285 305 264 454 639 1947
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 267 271 321 547 531 1937
210 Liquid Purification or Separation 371 385 334 392 440 1922
381 Electrical Audio Signal Processing Systems and Devices 287 278 289 402 660 1916
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 280 254 252 588 533 1907
604 Surgery (Medicators and Receptors) 249 270 283 497 544 1843
378 X-Ray or Gamma Ray Systems or Devices 296 340 387 450 363 1836
296 Land Vehicles: Bodies and Tops 318 336 329 422 391 1796
330 Amplifiers 324 368 354 398 325 1769
398 Optical Communications 348 324 306 384 381 1743
315 Electric Lamp and Discharge Devices: Systems 343 320 251 343 469 1726
271 Sheet Feeding or Delivering 158 268 346 459 463 1694
174 Electricity: Conductors and Insulators 280 287 292 362 448 1669
726 Information Security 179 243 295 427 518 1662
219 Electric Heating 391 312 271 354 325 1653
372 Coherent Light Generators 212 279 338 454 333 1616
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 263 296 282 359 391 1591
252 Compositions 247 239 256 401 432 1575
062 Refrigeration 391 265 226 340 329 1551
074 Machine Element or Mechanism 265 267 269 345 357 1503
326 Electronic Digital Logic Circuitry 271 298 247 355 321 1492
355 Photocopying 317 337 247 274 296 1471
423 Chemistry of Inorganic Compounds 173 208 278 421 366 1446
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 252 293 268 289 344 1446
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 307 280 221 306 325 1439
333 Wave Transmission Lines and Networks 223 268 339 289 310 1429
717 DP: Software Development, Installation, and Management (Data Processing) 196 208 242 394 386 1426
297 Chairs and Seats 243 263 282 333 300 1421
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 195 209 309 336 361 1410
323 Electricity: Power Supply or Regulation Systems 220 193 287 341 349 1390
606 Surgery (instruments) 206 162 204 370 407 1349
353 Optics: Image Projectors 262 217 168 249 393 1289
363 Electric Power Conversion Systems 194 208 252 305 293 1252
106 Compositions: Coating or Plastic 254 223 198 302 266 1243
248 Supports (e.g., for holding articles, etc.) 198 183 258 318 282 1239
380 Cryptography 189 206 230 294 318 1237
320 Electricity: Battery or Capacitor Charging or Discharging 101 139 291 371 313 1215
307 Electrical Transmission or Interconnection Systems 169 175 220 286 356 1206
200 Electricity: Circuit Makers and Breakers 239 205 236 229 268 1177
331 Oscillators 209 205 223 261 256 1154
379 Telephonic Communications 228 164 225 256 274 1147
084 Music 189 224 236 280 216 1145
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 185 162 167 268 277 1059
198 Conveyors: Power-Driven 169 187 174 258 259 1047
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 196 183 158 282 226 1045
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 182 147 197 301 216 1043
204 Chemistry: Electrical and Wave Energy 164 159 153 246 306 1028
052 Static Structures (e.g., Buildings) 108 95 167 330 303 1003
137 Fluid Handling 250 175 153 221 200 999
351 Optics: Eye Examining, Vision Testing and Correcting 178 195 190 215 213 991
015 Brushing, Scrubbing, and General Cleaning 174 159 165 230 261 989
415 Rotary Kinetic Fluid Motors or Pumps 197 162 158 211 247 975
384 Bearings 174 158 180 217 224 953
436 Chemistry: Analytical and Immunological Testing 131 164 148 243 264 950
720 Dynamic Optical Information Storage or Retrieval 222 228 177 147 175 949
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 129 165 178 227 238 937
072 Metal Deforming 238 190 151 174 177 930
451 Abrading 259 170 163 168 168 928
165 Heat Exchange 218 156 169 194 185 922
725 Interactive Video Distribution Systems 64 77 195 263 314 913
206 Special Receptacle or Package 118 169 161 238 193 879
148 Metal Treatment 126 141 149 231 229 876
463 Amusement Devices: Games 97 106 116 242 303 864
473 Games Using Tangible Projectile 205 155 156 186 158 860
118 Coating Apparatus 112 146 141 205 231 835
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 118 97 141 207 259 822
475 Planetary Gear Transmission Systems or Components 162 146 175 158 180 821
188 Brakes 172 175 122 156 187 812
417 Pumps 111 128 136 194 238 807
239 Fluid Sprinkling, Spraying, and Diffusing 146 149 125 197 184 801
033 Geometrical Instruments 157 154 164 169 156 800
134 Cleaning and Liquid Contact with Solids 125 116 125 202 231 799
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 165 146 131 173 181 796
222 Dispensing (apparatus and process) 153 97 114 211 191 766
242 Winding, Tensioning, or Guiding 185 164 142 147 127 765
426 Food or Edible Material: Processes, Compositions, and Products 133 104 121 202 205 765
053 Package Making 121 180 142 169 137 749
244 Aeronautics and Astronautics 100 84 117 184 258 743
336 Inductor Devices 126 141 98 180 189 734
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 108 132 140 185 169 734
055 Gas Separation 81 131 157 159 184 712
101 Printing 148 149 122 141 142 702
016 Miscellaneous Hardware 99 100 151 161 190 701
482 Exercise Devices 102 110 102 174 202 690
706 DP: Artificial Intelligence (Data Processing) 55 111 126 174 224 690
416 Fluid Reaction Surfaces (i.e., Impellers) 139 101 107 125 213 685
477 Interrelated Power Delivery Controls, Including Engine Control 134 129 126 142 154 685
285 Pipe Joints or Couplings 81 139 129 174 148 671
216 Etching a Substrate: Processes 120 128 104 124 191 667
708 Arithmetic Processing and Calculating (Electrical Computers) 112 132 131 149 143 667
241 Solid Material Comminution or Disintegration 115 98 117 162 162 654
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 116 105 137 126 170 654
607 Surgery: Light, Thermal, and Electrical Application 114 92 101 139 204 650
162 Paper Making and Fiber Liberation 108 123 109 124 166 630
228 Metal Fusion Bonding 65 98 96 187 174 620
501 Compositions: Ceramic 112 103 134 132 131 612
192 Clutches and Power-Stop Control 114 107 113 146 128 608
290 Prime-Mover Dynamo Plants 75 114 114 114 160 577
368 Horology: Time Measuring Systems or Devices 100 131 115 130 99 575
414 Material or Article Handling 94 103 95 132 146 570
400 Typewriting Machines 153 114 91 105 103 566
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 128 154 98 106 76 562
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 93 64 113 132 144 546
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 98 86 70 133 149 536
474 Endless Belt Power Transmission Systems or Components 98 71 57 130 172 528
251 Valves and Valve Actuation 105 105 90 113 110 523
445 Electric Lamp or Space Discharge Component or Device Manufacturing 101 72 92 115 139 519
220 Receptacles 66 58 104 141 146 515
367 Communications, Electrical: Acoustic Wave Systems and Devices 64 124 90 125 110 513
152 Resilient Tires and Wheels 108 88 87 102 123 508
081 Tools 159 108 58 88 94 507
418 Rotary Expansible Chamber Devices 85 106 114 113 88 506
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 88 107 99 119 90 503
175 Boring or Penetrating the Earth 103 91 70 124 111 499
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 75 67 112 116 122 492
270 Sheet-Material Associating 42 64 87 116 178 487
030 Cutlery 99 78 81 78 124 460
374 Thermal Measuring and Testing 51 77 117 107 107 459
070 Locks 95 107 79 80 97 458
096 Gas Separation: Apparatus 68 88 102 110 88 456
024 Buckles, Buttons, Clasps, Etc. 85 92 78 89 105 449
405 Hydraulic and Earth Engineering 62 77 73 109 123 444
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 43 86 79 108 126 442
292 Closure Fasteners 101 90 76 83 91 441
585 Chemistry of Hydrocarbon Compounds 90 89 80 80 102 441
095 Gas Separation: Processes 60 62 71 124 123 440
099 Foods and Beverages: Apparatus 56 84 83 123 92 438
312 Supports: Cabinet Structure 64 59 63 127 116 429
083 Cutting 74 76 63 91 122 426
303 Fluid-Pressure and Analogous Brake Systems 84 96 63 82 93 418
164 Metal Founding 90 54 57 89 126 416
005 Beds 68 70 84 103 88 413
440 Marine Propulsion 106 99 82 49 67 403
114 Ships 86 94 62 65 91 398
401 Coating Implements with Material Supply 77 83 62 81 90 393
181 Acoustics 47 67 62 112 104 392
173 Tool Driving or Impacting 57 83 62 85 99 386
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 42 55 65 115 102 379
002 Apparel 52 61 40 112 113 378
068 Textiles: Fluid Treating Apparatus 55 73 83 79 87 377
433 Dentistry 99 60 41 90 86 376
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 63 70 51 101 90 375
065 Glass Manufacturing 51 63 48 95 113 370
208 Mineral Oils: Processes and Products 60 61 68 88 74 351
119 Animal Husbandry 74 49 59 76 89 347
227 Elongated-Member-Driving Apparatus 58 64 61 80 83 346
209 Classifying, Separating, and Assorting Solids 51 66 52 71 105 345
403 Joints and Connections 58 76 66 73 66 339
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 79 54 47 79 75 334
366 Agitating (e.g., of articles and materials) 50 78 50 73 83 334
034 Drying and Gas or Vapor Contact with Solids 52 96 49 44 90 331
277 Seal for a Joint or Juncture 59 50 35 89 94 327
136 Batteries: Thermoelectric and Photoelectric 32 27 23 87 142 311
160 Flexible or Portable Closure, Partition, or Panel 62 50 45 86 65 308
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 38 47 47 99 67 298
092 Expansible Chamber Devices 79 63 46 60 49 297
049 Movable or Removable Closures 36 38 63 83 69 289
036 Boots, Shoes, and Leggings 53 56 49 63 66 287
138 Pipes and Tubular Conduits 36 45 72 66 66 285
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 56 36 32 76 83 283
040 Card, Picture, or Sign Exhibiting 53 53 53 66 47 272
056 Harvesters 43 53 52 63 61 272
261 Gas and Liquid Contact Apparatus 56 46 52 54 63 271
267 Spring Devices 65 62 39 47 56 269
338 Electrical Resistors 39 33 41 70 83 266
601 Surgery: Kinesitherapy 46 34 43 63 77 263
409 Gear Cutting, Milling, or Planing 86 52 42 33 49 262
266 Metallurgical Apparatus 26 40 50 66 69 251
004 Baths, Closets, Sinks, and Spittoons 56 32 25 60 74 247
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 41 69 45 53 38 246
112 Sewing 49 46 43 39 68 245
294 Handling: Hand and Hoist-Line Implements 46 36 54 55 54 245
602 Surgery: Splint, Brace, or Bandage 41 37 34 60 72 244
407 Cutters, for Shaping 39 45 56 46 56 242
504 Plant Protecting and Regulating Compositions 36 35 43 71 57 242
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 26 22 36 75 82 241
273 Amusement Devices: Games 41 38 49 60 50 238
102 Ammunition and Explosives 35 40 42 58 61 236
066 Textiles: Knitting 49 37 43 52 46 227
408 Cutting by Use of Rotating Axially Moving Tool 52 49 45 41 36 223
139 Textiles: Weaving 32 47 61 51 25 216
089 Ordnance 43 26 40 52 53 214
211 Supports: Racks 47 26 15 49 77 214
446 Amusement Devices: Toys 41 43 37 45 48 214
392 Electric Resistance Heating Devices 41 33 37 44 57 212
126 Stoves and Furnaces 31 26 29 64 55 205
254 Implements or Apparatus for Applying Pushing or Pulling Force 36 53 41 40 34 204
404 Road Structure, Process, or Apparatus 43 32 47 30 48 200
132 Toilet 37 29 38 36 53 193
454 Ventilation 42 34 45 38 31 190
177 Weighing Scales 38 44 36 39 32 189
144 Woodworking 35 32 28 45 47 187
091 Motors: Expansible Chamber Type 56 35 32 23 39 185
322 Electricity: Single Generator Systems 51 30 45 26 32 184
047 Plant Husbandry 29 17 31 51 53 181
048 Gas: Heating and Illuminating 27 33 36 40 44 180
431 Combustion 27 21 39 37 54 178
057 Textiles: Spinning, Twisting, and Twining 28 42 24 42 41 177
037 Excavating 26 16 46 55 33 176
135 Tent, Canopy, Umbrella, or Cane 36 38 35 25 41 175
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 21 28 34 44 44 171
452 Butchering 33 29 38 43 28 171
215 Bottles and Jars 21 22 34 45 46 168
507 Earth Boring, Well Treating, and Oil Field Chemistry 19 19 24 48 55 165
042 Firearms 24 27 37 43 33 164
269 Work Holders 23 28 19 31 62 163
301 Land Vehicles: Wheels and Axles 25 35 32 22 45 159
104 Railways 20 25 36 46 31 158
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 17 17 33 52 39 158
293 Vehicle Fenders 29 30 25 29 44 157
124 Mechanical Guns and Projectors 25 19 30 39 42 155
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 26 30 27 25 46 154
108 Horizontally Supported Planar Surfaces 15 21 25 46 46 153
100 Presses 33 50 25 21 20 149
044 Fuel and Related Compositions 21 31 29 31 36 148
337 Electricity: Electrothermally or Thermally Actuated Switches 27 25 33 36 20 141
420 Alloys or Metallic Compositions 14 19 31 36 40 140
082 Turning (e.g., for metal working) 15 21 26 35 41 138
221 Article Dispensing 25 25 22 33 32 137
236 Automatic Temperature and Humidity Regulation 25 12 14 47 39 137
376 Induced Nuclear Reactions: Processes, Systems, and Elements 17 22 15 35 45 134
419 Powder Metallurgy Processes 24 20 20 41 29 134
332 Modulators 23 15 20 38 36 132
194 Check-Actuated Control Mechanisms 20 12 25 46 25 128
432 Heating 20 25 23 31 28 127
105 Railway Rolling Stock 18 20 22 30 32 122
212 Traversing Hoists 27 28 24 27 15 121
229 Envelopes, Wrappers, and Paperboard Boxes 20 21 19 31 29 120
019 Textiles: Fiber Preparation 11 21 26 36 24 118
434 Education and Demonstration 19 24 12 29 34 118
224 Package and Article Carriers 26 15 15 22 38 116
184 Lubrication 18 19 10 26 41 114
131 Tobacco 21 13 18 29 31 112
059 Chain, Staple, and Horseshoe Making 20 26 28 22 15 111
122 Liquid Heaters and Vaporizers 18 21 26 21 23 109
172 Earth Working 15 12 21 30 30 108
203 Distillation: Processes, Separatory 22 20 30 15 20 107
410 Freight Accommodation On Freight Carrier 17 21 19 20 26 103
494 Imperforate Bowl: Centrifugal Separators 22 23 14 19 24 102
111 Planting 22 20 19 21 19 101
028 Textiles: Manufacturing 24 29 18 18 11 100
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 16 16 14 32 22 100
116 Signals and Indicators 10 19 18 25 27 99
299 Mining or In Situ Disintegration of Hard Material 12 27 18 16 24 97
505 Superconductor Technology: Apparatus, Material, Process 11 7 20 28 29 95
383 Flexible Bags 17 11 15 24 26 93
279 Chucks or Sockets 23 13 11 19 26 92
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 14 10 11 28 27 90
038 Textiles: Ironing or Smoothing 15 20 16 21 15 87
305 Wheel Substitutes for Land Vehicles 18 13 13 24 19 87
512 Perfume Compositions 24 10 15 27 11 87
014 Bridges 14 13 17 22 20 86
441 Buoys, Rafts, and Aquatic Devices 21 14 15 21 14 85
051 Abrasive Tool Making Process, Material, or Composition 17 13 12 13 29 84
043 Fishing, Trapping, and Vermin Destroying 16 12 17 18 18 81
483 Tool Changing 26 22 17 8 7 80
182 Fire Escape, Ladder, or Scaffold 16 5 9 15 32 77
249 Static Molds 16 9 12 18 20 75
492 Roll or Roller 12 8 14 19 21 74
472 Amusement Devices 5 10 4 24 30 73
450 Foundation Garments 15 21 10 13 13 72
110 Furnaces 15 12 7 24 13 71
329 Demodulators 7 10 15 17 19 68
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 5 4 7 30 19 65
283 Printed Matter 6 11 9 23 14 63
406 Conveyors: Fluid Current 9 14 17 12 10 62
412 Bookbinding: Process and Apparatus 6 8 8 22 18 62
125 Stone Working 14 14 7 8 18 61
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 7 8 12 23 10 60
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 1 1 7 19 32 60
071 Chemistry: Fertilizers 6 10 5 22 16 59
223 Apparel Apparatus 10 11 8 15 11 55
256 Fences 5 13 10 11 15 54
238 Railways: Surface Track 4 4 4 20 20 52
169 Fire Extinguishers 10 11 6 15 9 51
453 Coin Handling 14 12 11 11 3 51
460 Crop Threshing or Separating 13 6 8 14 10 51
476 Friction Gear Transmission Systems or Components 14 10 14 6 6 50
202 Distillation: Apparatus 5 9 11 11 13 49
588 Hazardous or Toxic Waste Destruction or Containment 7 6 9 19 8 49
388 Electricity: Motor Control Systems 6 10 7 13 11 47
226 Advancing Material of Indeterminate Length 13 12 3 8 10 46
149 Explosive and Thermic Compositions or Charges 0 3 5 14 23 45
063 Jewelry 9 11 6 7 9 42
157 Wheelwright Machines 11 8 10 9 4 42
190 Trunks and Hand-Carried Luggage 8 6 7 10 10 41
246 Railway Switches and Signals 14 4 9 5 8 40
193 Conveyors, Chutes, Skids, Guides, and Ways 9 5 11 5 7 37
300 Brush, Broom, and Mop Making 6 8 8 5 8 35
225 Severing by Tearing or Breaking 4 6 8 10 5 33
023 Chemistry: Physical Processes 0 5 7 7 12 31
054 Harness for Working Animal 10 5 7 2 6 30
127 Sugar, Starch, and Carbohydrates 6 3 2 6 13 30
191 Electricity: Transmission To Vehicles 4 0 7 10 9 30
352 Optics: Motion Pictures 8 4 4 7 7 30
140 Wireworking 8 6 3 4 7 28
237 Heating Systems 4 8 3 7 6 28
087 Textiles: Braiding, Netting, and Lace Making 8 4 2 6 5 25
027 Undertaking 5 4 6 5 4 24
086 Ammunition and Explosive-Charge Making 5 5 2 5 7 24
232 Deposit and Collection Receptacles 6 5 2 6 3 22
201 Distillation: Processes, Thermolytic 0 2 2 6 11 21
213 Railway Draft Appliances 1 4 6 6 4 21
076 Metal Tools and Implements, Making 4 5 7 1 3 20
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 3 9 3 1 4 20
012 Boot and Shoe Making 1 4 3 4 4 16
026 Textiles: Cloth Finishing 5 2 3 3 2 15
159 Concentrating Evaporators 3 2 4 5 1 15
178 Telegraphy 3 1 0 4 7 15
281 Books, Strips, and Leaves 4 2 2 5 2 15
007 Compound Hand Tools 9 1 1 3 0 14
373 Industrial Electric Heating Furnaces 4 2 1 3 4 14
109 Safes, Bank Protection, or a Related Device 4 3 2 3 1 13
069 Leather Manufactures 0 1 3 5 3 12
298 Land Vehicles: Dumping 2 1 1 3 5 12
150 Purses, Wallets, and Protective Covers 3 0 2 4 2 11
260 Chemistry of Carbon Compounds 1 5 1 2 1 10
413 Sheet Metal Container Making 1 4 0 2 1 8
168 Farriery 2 1 3 1 0 7
171 Unearthing Plants or Buried Objects 0 0 0 2 5 7
289 Knots and Knot Tying 3 0 2 0 2 7
334 Tuners 0 1 2 4 0 7
449 Bee Culture (propagating, raising, caring for bees) 0 2 1 2 1 6
185 Motors: Spring, Weight, or Animal Powered 0 0 2 1 2 5
186 Merchandising 3 0 0 0 2 5
196 Mineral Oils: Apparatus 0 0 3 1 1 5
234 Selective Cutting (e.g., Punching) 1 2 0 1 0 4
245 Wire Fabrics and Structure 1 1 0 0 2 4
295 Railway Wheels and Axles 0 0 1 3 0 4
231 Whips and Whip Apparatus 0 1 0 1 1 3
346 Recorders 1 0 1 0 1 3
079 Button Making 0 0 1 1 0 2
147 Coopering 0 0 0 0 1 1
217 Wooden Receptacles 0 0 0 0 1 1
291 Track Sanders 0 1 0 0 0 1
314 Electric Lamp and Discharge Devices: Consumable Electrodes 0 0 1 0 0 1
462 Books, Strips, and Leaves for Manifolding 0 1 0 0 0 1
ALL ALL CLASSES 77756 80270 84967 111822 115879 470694


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