257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
2787 |
2760 |
2640 |
3206 |
4810 |
16203 |
438 |
Semiconductor Device Manufacturing: Process |
2732 |
2480 |
2698 |
3033 |
3762 |
14705 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
2227 |
2132 |
2093 |
2295 |
3313 |
12060 |
370 |
Multiplex Communications |
1508 |
1332 |
2060 |
2313 |
3349 |
10562 |
455 |
Telecommunications |
2105 |
1778 |
1636 |
1679 |
2144 |
9342 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
1737 |
1545 |
1503 |
1627 |
2188 |
8600 |
532 |
Organic Compounds (includes Classes 532-570) |
1581 |
1402 |
1480 |
1524 |
1788 |
7775 |
365 |
Static Information Storage and Retrieval |
1290 |
1392 |
1441 |
1529 |
1820 |
7472 |
347 |
Incremental Printing of Symbolic Information |
1143 |
1238 |
1517 |
1432 |
1889 |
7219 |
359 |
Optical: Systems and Elements |
1504 |
1298 |
1345 |
1405 |
1630 |
7182 |
382 |
Image Analysis |
1214 |
1124 |
1346 |
1407 |
1817 |
6908 |
439 |
Electrical Connectors |
1399 |
1141 |
1273 |
1230 |
1475 |
6518 |
250 |
Radiant Energy |
1259 |
1180 |
1255 |
1268 |
1332 |
6294 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
1351 |
1141 |
957 |
1057 |
1757 |
6263 |
348 |
Television |
1038 |
928 |
1178 |
1416 |
1684 |
6244 |
435 |
Chemistry: Molecular Biology and Microbiology |
1186 |
1157 |
1094 |
1102 |
1531 |
6070 |
375 |
Pulse or Digital Communications |
1140 |
1035 |
1115 |
1114 |
1593 |
5997 |
361 |
Electricity: Electrical Systems and Devices |
950 |
1026 |
1166 |
1249 |
1571 |
5962 |
399 |
Electrophotography |
988 |
1039 |
1140 |
1161 |
1548 |
5876 |
428 |
Stock Material or Miscellaneous Articles |
1126 |
1062 |
950 |
1048 |
1516 |
5702 |
349 |
Liquid Crystal Cells, Elements and Systems |
874 |
780 |
933 |
1337 |
1609 |
5533 |
369 |
Dynamic Information Storage or Retrieval |
1087 |
1070 |
1055 |
972 |
1196 |
5380 |
358 |
Facsimile and Static Presentation Processing |
898 |
891 |
946 |
1048 |
1235 |
5018 |
073 |
Measuring and Testing |
944 |
892 |
983 |
897 |
1044 |
4760 |
324 |
Electricity: Measuring and Testing |
924 |
909 |
872 |
929 |
1125 |
4759 |
123 |
Internal-Combustion Engines |
1215 |
1069 |
964 |
703 |
788 |
4739 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
638 |
675 |
732 |
928 |
1409 |
4382 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
890 |
792 |
787 |
814 |
971 |
4254 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
687 |
766 |
776 |
880 |
970 |
4079 |
310 |
Electrical Generator or Motor Structure |
743 |
689 |
697 |
890 |
1030 |
4049 |
362 |
Illumination |
647 |
746 |
710 |
797 |
1133 |
4033 |
356 |
Optics: Measuring and Testing |
595 |
743 |
790 |
805 |
914 |
3847 |
385 |
Optical Waveguides |
972 |
885 |
756 |
636 |
591 |
3840 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
670 |
651 |
628 |
797 |
1035 |
3781 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
574 |
660 |
767 |
733 |
890 |
3624 |
340 |
Communications: Electrical |
788 |
612 |
669 |
660 |
886 |
3615 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
586 |
637 |
659 |
685 |
1045 |
3612 |
313 |
Electric Lamp and Discharge Devices |
609 |
630 |
613 |
705 |
967 |
3524 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
435 |
478 |
504 |
783 |
1252 |
3452 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
461 |
475 |
497 |
686 |
1186 |
3305 |
029 |
Metal Working |
745 |
636 |
529 |
560 |
775 |
3245 |
128 |
Surgery (includes Class 600) |
619 |
553 |
488 |
564 |
958 |
3182 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
600 |
551 |
681 |
591 |
665 |
3088 |
280 |
Land Vehicles |
529 |
534 |
622 |
574 |
774 |
3033 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
677 |
606 |
554 |
525 |
637 |
2999 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
680 |
508 |
542 |
594 |
507 |
2831 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
636 |
475 |
417 |
388 |
592 |
2508 |
343 |
Communications: Radio Wave Antennas |
521 |
440 |
511 |
489 |
517 |
2478 |
060 |
Power Plants |
576 |
382 |
384 |
475 |
562 |
2379 |
341 |
Coded Data Generation or Conversion |
428 |
427 |
502 |
433 |
466 |
2256 |
318 |
Electricity: Motive Power Systems |
529 |
417 |
389 |
421 |
458 |
2214 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
401 |
287 |
341 |
437 |
622 |
2088 |
180 |
Motor Vehicles |
354 |
365 |
383 |
428 |
520 |
2050 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
430 |
411 |
404 |
344 |
428 |
2017 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
320 |
362 |
391 |
396 |
461 |
1930 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
251 |
233 |
387 |
364 |
678 |
1913 |
219 |
Electric Heating |
548 |
391 |
312 |
271 |
354 |
1876 |
378 |
X-Ray or Gamma Ray Systems or Devices |
349 |
296 |
340 |
387 |
452 |
1824 |
210 |
Liquid Purification or Separation |
327 |
370 |
385 |
334 |
392 |
1808 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
348 |
309 |
344 |
329 |
468 |
1798 |
296 |
Land Vehicles: Bodies and Tops |
365 |
318 |
336 |
329 |
422 |
1770 |
330 |
Amplifiers |
322 |
324 |
368 |
354 |
398 |
1766 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
267 |
289 |
262 |
394 |
553 |
1765 |
396 |
Photography |
170 |
137 |
293 |
520 |
618 |
1738 |
427 |
Coating Processes |
221 |
289 |
269 |
346 |
566 |
1691 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
316 |
280 |
254 |
252 |
588 |
1690 |
398 |
Optical Communications |
323 |
348 |
324 |
306 |
384 |
1685 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
369 |
285 |
305 |
264 |
454 |
1677 |
315 |
Electric Lamp and Discharge Devices: Systems |
354 |
343 |
320 |
251 |
343 |
1611 |
381 |
Electrical Audio Signal Processing Systems and Devices |
355 |
287 |
278 |
289 |
402 |
1611 |
372 |
Coherent Light Generators |
312 |
212 |
279 |
338 |
454 |
1595 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
195 |
266 |
269 |
321 |
543 |
1594 |
062 |
Refrigeration |
363 |
391 |
265 |
226 |
340 |
1585 |
604 |
Surgery (Medicators and Receptors) |
256 |
249 |
270 |
283 |
497 |
1555 |
355 |
Photocopying |
379 |
317 |
337 |
247 |
274 |
1554 |
174 |
Electricity: Conductors and Insulators |
280 |
280 |
287 |
292 |
362 |
1501 |
074 |
Machine Element or Mechanism |
284 |
265 |
267 |
269 |
345 |
1430 |
297 |
Chairs and Seats |
305 |
243 |
263 |
282 |
333 |
1426 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
306 |
307 |
280 |
221 |
306 |
1420 |
333 |
Wave Transmission Lines and Networks |
287 |
223 |
268 |
339 |
289 |
1406 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
200 |
263 |
296 |
282 |
345 |
1386 |
271 |
Sheet Feeding or Delivering |
152 |
158 |
268 |
346 |
459 |
1383 |
252 |
Compositions |
232 |
247 |
239 |
256 |
403 |
1377 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
267 |
252 |
292 |
268 |
294 |
1373 |
326 |
Electronic Digital Logic Circuitry |
200 |
271 |
298 |
247 |
356 |
1372 |
423 |
Chemistry of Inorganic Compounds |
259 |
173 |
208 |
278 |
422 |
1340 |
726 |
Information Security |
130 |
179 |
243 |
295 |
427 |
1274 |
323 |
Electricity: Power Supply or Regulation Systems |
204 |
220 |
193 |
287 |
341 |
1245 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
200 |
196 |
208 |
242 |
394 |
1240 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
185 |
195 |
209 |
309 |
335 |
1233 |
379 |
Telephonic Communications |
333 |
228 |
164 |
225 |
256 |
1206 |
106 |
Compositions: Coating or Plastic |
210 |
254 |
223 |
198 |
302 |
1187 |
363 |
Electric Power Conversion Systems |
222 |
194 |
208 |
252 |
306 |
1182 |
606 |
Surgery (instruments) |
236 |
206 |
162 |
204 |
370 |
1178 |
200 |
Electricity: Circuit Makers and Breakers |
265 |
239 |
205 |
236 |
229 |
1174 |
353 |
Optics: Image Projectors |
271 |
262 |
217 |
168 |
249 |
1167 |
451 |
Abrading |
371 |
259 |
170 |
163 |
168 |
1131 |
248 |
Supports (e.g., for holding articles, etc.) |
144 |
198 |
183 |
258 |
318 |
1101 |
084 |
Music |
168 |
189 |
224 |
236 |
280 |
1097 |
331 |
Oscillators |
199 |
209 |
205 |
223 |
261 |
1097 |
137 |
Fluid Handling |
286 |
250 |
175 |
153 |
221 |
1085 |
380 |
Cryptography |
148 |
189 |
206 |
230 |
295 |
1068 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
224 |
196 |
183 |
158 |
282 |
1043 |
165 |
Heat Exchange |
295 |
218 |
156 |
169 |
194 |
1032 |
720 |
Dynamic Optical Information Storage or Retrieval |
245 |
222 |
228 |
177 |
147 |
1019 |
072 |
Metal Deforming |
263 |
238 |
190 |
151 |
174 |
1016 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
111 |
101 |
139 |
291 |
371 |
1013 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
180 |
182 |
147 |
197 |
301 |
1007 |
307 |
Electrical Transmission or Interconnection Systems |
146 |
169 |
175 |
220 |
286 |
996 |
198 |
Conveyors: Power-Driven |
169 |
169 |
187 |
174 |
258 |
957 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
175 |
185 |
162 |
167 |
268 |
957 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
200 |
197 |
162 |
158 |
211 |
928 |
384 |
Bearings |
195 |
174 |
158 |
180 |
217 |
924 |
473 |
Games Using Tangible Projectile |
221 |
205 |
155 |
156 |
186 |
923 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
122 |
178 |
195 |
190 |
215 |
900 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
194 |
129 |
165 |
178 |
232 |
898 |
204 |
Chemistry: Electrical and Wave Energy |
161 |
164 |
159 |
153 |
246 |
883 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
252 |
146 |
149 |
125 |
197 |
869 |
206 |
Special Receptacle or Package |
178 |
118 |
169 |
161 |
238 |
864 |
015 |
Brushing, Scrubbing, and General Cleaning |
124 |
174 |
159 |
165 |
230 |
852 |
052 |
Static Structures (e.g., Buildings) |
152 |
108 |
95 |
167 |
330 |
852 |
242 |
Winding, Tensioning, or Guiding |
205 |
185 |
164 |
142 |
147 |
843 |
188 |
Brakes |
179 |
172 |
175 |
122 |
156 |
804 |
053 |
Package Making |
183 |
121 |
180 |
142 |
169 |
795 |
436 |
Chemistry: Analytical and Immunological Testing |
106 |
131 |
165 |
148 |
245 |
795 |
475 |
Planetary Gear Transmission Systems or Components |
154 |
162 |
146 |
175 |
158 |
795 |
101 |
Printing |
230 |
148 |
149 |
122 |
141 |
790 |
033 |
Geometrical Instruments |
145 |
157 |
154 |
164 |
169 |
789 |
148 |
Metal Treatment |
128 |
126 |
141 |
149 |
231 |
775 |
417 |
Pumps |
196 |
111 |
128 |
136 |
194 |
765 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
132 |
165 |
146 |
131 |
173 |
747 |
222 |
Dispensing (apparatus and process) |
160 |
153 |
97 |
114 |
211 |
735 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
169 |
133 |
104 |
121 |
203 |
730 |
118 |
Coating Apparatus |
120 |
112 |
146 |
141 |
205 |
724 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
148 |
118 |
97 |
141 |
207 |
711 |
725 |
Interactive Video Distribution Systems |
109 |
64 |
77 |
195 |
265 |
710 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
157 |
112 |
132 |
131 |
149 |
681 |
134 |
Cleaning and Liquid Contact with Solids |
111 |
125 |
116 |
125 |
202 |
679 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
112 |
108 |
132 |
140 |
185 |
677 |
336 |
Inductor Devices |
131 |
126 |
141 |
98 |
180 |
676 |
463 |
Amusement Devices: Games |
110 |
97 |
106 |
116 |
242 |
671 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
175 |
116 |
105 |
137 |
126 |
659 |
400 |
Typewriting Machines |
184 |
153 |
114 |
91 |
105 |
647 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
116 |
134 |
129 |
126 |
142 |
647 |
192 |
Clutches and Power-Stop Control |
165 |
113 |
107 |
113 |
146 |
644 |
016 |
Miscellaneous Hardware |
123 |
99 |
100 |
151 |
161 |
634 |
081 |
Tools |
221 |
159 |
108 |
58 |
88 |
634 |
285 |
Pipe Joints or Couplings |
106 |
81 |
139 |
129 |
174 |
629 |
482 |
Exercise Devices |
129 |
102 |
110 |
102 |
174 |
617 |
055 |
Gas Separation |
85 |
81 |
131 |
157 |
159 |
613 |
251 |
Valves and Valve Actuation |
194 |
105 |
105 |
90 |
113 |
607 |
501 |
Compositions: Ceramic |
121 |
112 |
103 |
134 |
132 |
602 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
111 |
128 |
154 |
98 |
106 |
597 |
216 |
Etching a Substrate: Processes |
114 |
120 |
128 |
104 |
125 |
591 |
241 |
Solid Material Comminution or Disintegration |
99 |
115 |
98 |
117 |
162 |
591 |
244 |
Aeronautics and Astronautics |
105 |
100 |
84 |
117 |
184 |
590 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
117 |
139 |
101 |
107 |
125 |
589 |
368 |
Horology: Time Measuring Systems or Devices |
108 |
100 |
131 |
115 |
130 |
584 |
162 |
Paper Making and Fiber Liberation |
111 |
108 |
123 |
109 |
124 |
575 |
607 |
Surgery: Light, Thermal, and Electrical Application |
115 |
114 |
92 |
101 |
139 |
561 |
414 |
Material or Article Handling |
136 |
94 |
103 |
95 |
132 |
560 |
228 |
Metal Fusion Bonding |
103 |
65 |
98 |
96 |
187 |
549 |
706 |
DP: Artificial Intelligence (Data Processing) |
80 |
54 |
111 |
126 |
174 |
545 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
137 |
101 |
72 |
92 |
115 |
517 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
136 |
75 |
67 |
112 |
116 |
506 |
418 |
Rotary Expansible Chamber Devices |
86 |
85 |
106 |
114 |
113 |
504 |
152 |
Resilient Tires and Wheels |
117 |
108 |
88 |
87 |
102 |
502 |
290 |
Prime-Mover Dynamo Plants |
77 |
75 |
114 |
114 |
114 |
494 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
79 |
88 |
107 |
99 |
119 |
492 |
175 |
Boring or Penetrating the Earth |
96 |
103 |
91 |
70 |
124 |
484 |
474 |
Endless Belt Power Transmission Systems or Components |
122 |
98 |
71 |
57 |
130 |
478 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
88 |
99 |
86 |
70 |
133 |
476 |
220 |
Receptacles |
101 |
66 |
58 |
104 |
141 |
470 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
59 |
93 |
64 |
113 |
132 |
461 |
070 |
Locks |
95 |
95 |
107 |
79 |
80 |
456 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
45 |
64 |
124 |
90 |
125 |
448 |
024 |
Buckles, Buttons, Clasps, Etc. |
100 |
85 |
92 |
78 |
89 |
444 |
374 |
Thermal Measuring and Testing |
84 |
51 |
77 |
117 |
107 |
436 |
164 |
Metal Founding |
142 |
90 |
54 |
57 |
89 |
432 |
292 |
Closure Fasteners |
81 |
101 |
90 |
76 |
83 |
431 |
440 |
Marine Propulsion |
93 |
106 |
99 |
82 |
49 |
429 |
099 |
Foods and Beverages: Apparatus |
81 |
56 |
84 |
83 |
123 |
427 |
030 |
Cutlery |
89 |
99 |
78 |
81 |
78 |
425 |
005 |
Beds |
96 |
68 |
70 |
84 |
103 |
421 |
096 |
Gas Separation: Apparatus |
53 |
68 |
88 |
102 |
110 |
421 |
303 |
Fluid-Pressure and Analogous Brake Systems |
94 |
83 |
96 |
63 |
82 |
418 |
083 |
Cutting |
112 |
74 |
76 |
63 |
91 |
416 |
405 |
Hydraulic and Earth Engineering |
91 |
63 |
77 |
73 |
109 |
413 |
401 |
Coating Implements with Material Supply |
101 |
77 |
83 |
62 |
81 |
404 |
095 |
Gas Separation: Processes |
84 |
60 |
62 |
71 |
124 |
401 |
433 |
Dentistry |
110 |
99 |
60 |
41 |
90 |
400 |
114 |
Ships |
92 |
86 |
94 |
62 |
65 |
399 |
585 |
Chemistry of Hydrocarbon Compounds |
57 |
90 |
89 |
80 |
80 |
396 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
55 |
43 |
86 |
79 |
108 |
371 |
173 |
Tool Driving or Impacting |
78 |
57 |
83 |
62 |
85 |
365 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
104 |
79 |
54 |
47 |
79 |
363 |
403 |
Joints and Connections |
85 |
58 |
76 |
66 |
73 |
358 |
312 |
Supports: Cabinet Structure |
44 |
64 |
59 |
63 |
127 |
357 |
227 |
Elongated-Member-Driving Apparatus |
93 |
58 |
64 |
61 |
80 |
356 |
065 |
Glass Manufacturing |
96 |
51 |
63 |
48 |
95 |
353 |
270 |
Sheet-Material Associating |
44 |
42 |
64 |
87 |
116 |
353 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
68 |
63 |
70 |
51 |
101 |
353 |
002 |
Apparel |
86 |
52 |
61 |
40 |
112 |
351 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
65 |
42 |
55 |
65 |
115 |
342 |
034 |
Drying and Gas or Vapor Contact with Solids |
100 |
52 |
96 |
49 |
44 |
341 |
119 |
Animal Husbandry |
78 |
74 |
49 |
59 |
76 |
336 |
277 |
Seal for a Joint or Juncture |
102 |
59 |
50 |
35 |
89 |
335 |
181 |
Acoustics |
33 |
47 |
67 |
62 |
112 |
321 |
366 |
Agitating (e.g., of articles and materials) |
65 |
50 |
78 |
50 |
73 |
316 |
068 |
Textiles: Fluid Treating Apparatus |
25 |
55 |
73 |
83 |
79 |
315 |
138 |
Pipes and Tubular Conduits |
96 |
36 |
45 |
72 |
66 |
315 |
208 |
Mineral Oils: Processes and Products |
36 |
60 |
61 |
68 |
88 |
313 |
209 |
Classifying, Separating, and Assorting Solids |
73 |
51 |
66 |
52 |
71 |
313 |
160 |
Flexible or Portable Closure, Partition, or Panel |
63 |
62 |
50 |
45 |
86 |
306 |
092 |
Expansible Chamber Devices |
56 |
79 |
63 |
46 |
60 |
304 |
049 |
Movable or Removable Closures |
72 |
36 |
38 |
63 |
83 |
292 |
267 |
Spring Devices |
75 |
65 |
62 |
39 |
47 |
288 |
036 |
Boots, Shoes, and Leggings |
59 |
53 |
56 |
49 |
63 |
280 |
409 |
Gear Cutting, Milling, or Planing |
61 |
86 |
52 |
42 |
33 |
274 |
139 |
Textiles: Weaving |
82 |
31 |
47 |
61 |
51 |
272 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
39 |
38 |
47 |
47 |
99 |
270 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
66 |
56 |
36 |
32 |
76 |
266 |
056 |
Harvesters |
52 |
43 |
53 |
52 |
63 |
263 |
261 |
Gas and Liquid Contact Apparatus |
49 |
56 |
46 |
52 |
54 |
257 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
45 |
41 |
69 |
45 |
53 |
253 |
040 |
Card, Picture, or Sign Exhibiting |
25 |
53 |
53 |
53 |
66 |
250 |
504 |
Plant Protecting and Regulating Compositions |
58 |
36 |
35 |
43 |
71 |
243 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
55 |
52 |
49 |
45 |
41 |
242 |
004 |
Baths, Closets, Sinks, and Spittoons |
68 |
56 |
32 |
25 |
60 |
241 |
338 |
Electrical Resistors |
55 |
39 |
33 |
41 |
70 |
238 |
066 |
Textiles: Knitting |
55 |
49 |
37 |
43 |
52 |
236 |
112 |
Sewing |
57 |
49 |
46 |
43 |
39 |
234 |
601 |
Surgery: Kinesitherapy |
47 |
46 |
34 |
43 |
63 |
233 |
294 |
Handling: Hand and Hoist-Line Implements |
41 |
46 |
36 |
54 |
55 |
232 |
407 |
Cutters, for Shaping |
44 |
39 |
45 |
56 |
46 |
230 |
273 |
Amusement Devices: Games |
40 |
41 |
38 |
49 |
60 |
228 |
102 |
Ammunition and Explosives |
43 |
35 |
40 |
42 |
58 |
218 |
392 |
Electric Resistance Heating Devices |
59 |
41 |
33 |
37 |
44 |
214 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
41 |
36 |
53 |
41 |
40 |
211 |
602 |
Surgery: Splint, Brace, or Bandage |
39 |
41 |
37 |
34 |
60 |
211 |
177 |
Weighing Scales |
51 |
38 |
44 |
36 |
39 |
208 |
446 |
Amusement Devices: Toys |
42 |
41 |
43 |
37 |
45 |
208 |
454 |
Ventilation |
48 |
42 |
34 |
45 |
38 |
207 |
266 |
Metallurgical Apparatus |
18 |
26 |
40 |
50 |
66 |
200 |
057 |
Textiles: Spinning, Twisting, and Twining |
59 |
28 |
42 |
24 |
42 |
195 |
091 |
Motors: Expansible Chamber Type |
49 |
56 |
35 |
32 |
23 |
195 |
404 |
Road Structure, Process, or Apparatus |
41 |
43 |
32 |
47 |
30 |
193 |
089 |
Ordnance |
30 |
43 |
26 |
40 |
52 |
191 |
136 |
Batteries: Thermoelectric and Photoelectric |
22 |
32 |
27 |
23 |
87 |
191 |
144 |
Woodworking |
51 |
35 |
32 |
28 |
45 |
191 |
211 |
Supports: Racks |
53 |
47 |
26 |
15 |
49 |
190 |
100 |
Presses |
60 |
33 |
50 |
25 |
21 |
189 |
322 |
Electricity: Single Generator Systems |
35 |
51 |
30 |
45 |
26 |
187 |
132 |
Toilet |
45 |
37 |
29 |
38 |
36 |
185 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
24 |
26 |
22 |
36 |
75 |
183 |
126 |
Stoves and Furnaces |
30 |
31 |
26 |
29 |
64 |
180 |
037 |
Excavating |
36 |
26 |
16 |
46 |
55 |
179 |
452 |
Butchering |
33 |
33 |
29 |
38 |
43 |
176 |
431 |
Combustion |
47 |
27 |
21 |
39 |
37 |
171 |
215 |
Bottles and Jars |
45 |
21 |
22 |
34 |
45 |
167 |
048 |
Gas: Heating and Illuminating |
27 |
27 |
33 |
36 |
40 |
163 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
38 |
27 |
25 |
33 |
36 |
159 |
042 |
Firearms |
27 |
24 |
27 |
37 |
43 |
158 |
047 |
Plant Husbandry |
31 |
29 |
16 |
31 |
51 |
158 |
135 |
Tent, Canopy, Umbrella, or Cane |
24 |
36 |
38 |
35 |
25 |
158 |
301 |
Land Vehicles: Wheels and Axles |
37 |
25 |
35 |
32 |
22 |
151 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
37 |
26 |
30 |
27 |
25 |
145 |
108 |
Horizontally Supported Planar Surfaces |
37 |
15 |
21 |
25 |
46 |
144 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
16 |
21 |
28 |
34 |
44 |
143 |
104 |
Railways |
13 |
20 |
25 |
36 |
46 |
140 |
221 |
Article Dispensing |
35 |
25 |
25 |
22 |
33 |
140 |
269 |
Work Holders |
36 |
23 |
28 |
19 |
31 |
137 |
293 |
Vehicle Fenders |
23 |
29 |
30 |
25 |
29 |
136 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
16 |
17 |
17 |
33 |
52 |
135 |
419 |
Powder Metallurgy Processes |
29 |
24 |
20 |
20 |
41 |
134 |
434 |
Education and Demonstration |
45 |
19 |
24 |
12 |
29 |
129 |
082 |
Turning (e.g., for metal working) |
31 |
15 |
21 |
26 |
35 |
128 |
236 |
Automatic Temperature and Humidity Regulation |
27 |
25 |
12 |
14 |
47 |
125 |
044 |
Fuel and Related Compositions |
12 |
21 |
31 |
29 |
31 |
124 |
194 |
Check-Actuated Control Mechanisms |
20 |
20 |
12 |
25 |
46 |
123 |
212 |
Traversing Hoists |
17 |
27 |
28 |
24 |
27 |
123 |
124 |
Mechanical Guns and Projectors |
9 |
25 |
19 |
30 |
39 |
122 |
432 |
Heating |
23 |
20 |
25 |
23 |
31 |
122 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
12 |
19 |
19 |
24 |
48 |
122 |
019 |
Textiles: Fiber Preparation |
22 |
11 |
21 |
26 |
36 |
116 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
25 |
20 |
21 |
19 |
31 |
116 |
059 |
Chain, Staple, and Horseshoe Making |
18 |
20 |
26 |
28 |
22 |
114 |
420 |
Alloys or Metallic Compositions |
13 |
14 |
19 |
31 |
36 |
113 |
332 |
Modulators |
16 |
23 |
15 |
20 |
38 |
112 |
028 |
Textiles: Manufacturing |
22 |
24 |
29 |
18 |
18 |
111 |
203 |
Distillation: Processes, Separatory |
24 |
22 |
20 |
30 |
15 |
111 |
494 |
Imperforate Bowl: Centrifugal Separators |
33 |
22 |
23 |
14 |
19 |
111 |
105 |
Railway Rolling Stock |
20 |
18 |
20 |
22 |
30 |
110 |
410 |
Freight Accommodation On Freight Carrier |
31 |
17 |
21 |
19 |
20 |
108 |
122 |
Liquid Heaters and Vaporizers |
18 |
18 |
21 |
26 |
21 |
104 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
26 |
16 |
16 |
14 |
32 |
104 |
172 |
Earth Working |
25 |
15 |
12 |
21 |
30 |
103 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
13 |
17 |
22 |
15 |
35 |
102 |
038 |
Textiles: Ironing or Smoothing |
27 |
15 |
20 |
16 |
21 |
99 |
111 |
Planting |
17 |
22 |
20 |
19 |
21 |
99 |
483 |
Tool Changing |
26 |
26 |
22 |
17 |
8 |
99 |
224 |
Package and Article Carriers |
19 |
26 |
15 |
15 |
22 |
97 |
441 |
Buoys, Rafts, and Aquatic Devices |
24 |
21 |
14 |
15 |
21 |
95 |
512 |
Perfume Compositions |
17 |
24 |
10 |
15 |
27 |
93 |
131 |
Tobacco |
10 |
21 |
13 |
18 |
29 |
91 |
184 |
Lubrication |
16 |
18 |
19 |
10 |
26 |
89 |
305 |
Wheel Substitutes for Land Vehicles |
20 |
18 |
13 |
13 |
24 |
88 |
110 |
Furnaces |
28 |
15 |
12 |
7 |
24 |
86 |
116 |
Signals and Indicators |
14 |
10 |
19 |
18 |
25 |
86 |
299 |
Mining or In Situ Disintegration of Hard Material |
13 |
12 |
27 |
18 |
16 |
86 |
043 |
Fishing, Trapping, and Vermin Destroying |
21 |
16 |
12 |
17 |
18 |
84 |
014 |
Bridges |
17 |
14 |
13 |
17 |
22 |
83 |
383 |
Flexible Bags |
14 |
17 |
11 |
15 |
24 |
81 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
17 |
14 |
10 |
11 |
28 |
80 |
279 |
Chucks or Sockets |
14 |
23 |
13 |
11 |
19 |
80 |
182 |
Fire Escape, Ladder, or Scaffold |
33 |
16 |
5 |
9 |
15 |
78 |
505 |
Superconductor Technology: Apparatus, Material, Process |
12 |
11 |
7 |
20 |
28 |
78 |
249 |
Static Molds |
20 |
16 |
9 |
12 |
18 |
75 |
051 |
Abrasive Tool Making Process, Material, or Composition |
17 |
17 |
13 |
12 |
13 |
72 |
125 |
Stone Working |
28 |
14 |
14 |
7 |
8 |
71 |
450 |
Foundation Garments |
12 |
15 |
21 |
10 |
13 |
71 |
453 |
Coin Handling |
16 |
14 |
12 |
11 |
11 |
64 |
460 |
Crop Threshing or Separating |
22 |
13 |
6 |
8 |
14 |
63 |
406 |
Conveyors: Fluid Current |
10 |
9 |
14 |
17 |
12 |
62 |
492 |
Roll or Roller |
9 |
12 |
8 |
14 |
19 |
62 |
169 |
Fire Extinguishers |
18 |
10 |
11 |
6 |
15 |
60 |
329 |
Demodulators |
11 |
7 |
10 |
15 |
17 |
60 |
476 |
Friction Gear Transmission Systems or Components |
15 |
14 |
10 |
14 |
6 |
59 |
223 |
Apparel Apparatus |
13 |
10 |
11 |
8 |
15 |
57 |
283 |
Printed Matter |
8 |
6 |
11 |
9 |
23 |
57 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
4 |
7 |
8 |
12 |
23 |
54 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
12 |
7 |
6 |
9 |
19 |
53 |
472 |
Amusement Devices |
9 |
5 |
10 |
4 |
24 |
52 |
071 |
Chemistry: Fertilizers |
5 |
6 |
10 |
5 |
22 |
48 |
412 |
Bookbinding: Process and Apparatus |
2 |
6 |
8 |
8 |
22 |
46 |
157 |
Wheelwright Machines |
7 |
11 |
8 |
10 |
9 |
45 |
202 |
Distillation: Apparatus |
9 |
5 |
9 |
11 |
11 |
45 |
388 |
Electricity: Motor Control Systems |
8 |
6 |
10 |
7 |
13 |
44 |
226 |
Advancing Material of Indeterminate Length |
7 |
13 |
12 |
3 |
8 |
43 |
256 |
Fences |
4 |
5 |
13 |
10 |
11 |
43 |
063 |
Jewelry |
9 |
9 |
11 |
6 |
7 |
42 |
225 |
Severing by Tearing or Breaking |
14 |
4 |
6 |
8 |
10 |
42 |
246 |
Railway Switches and Signals |
9 |
14 |
4 |
9 |
5 |
41 |
238 |
Railways: Surface Track |
7 |
4 |
4 |
4 |
20 |
39 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
0 |
0 |
4 |
6 |
29 |
39 |
237 |
Heating Systems |
15 |
4 |
8 |
3 |
7 |
37 |
190 |
Trunks and Hand-Carried Luggage |
4 |
8 |
6 |
7 |
10 |
35 |
140 |
Wireworking |
13 |
8 |
6 |
3 |
4 |
34 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
4 |
9 |
5 |
11 |
5 |
34 |
054 |
Harness for Working Animal |
7 |
10 |
5 |
7 |
2 |
31 |
850 |
Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] |
3 |
1 |
1 |
7 |
19 |
31 |
300 |
Brush, Broom, and Mop Making |
2 |
6 |
8 |
8 |
5 |
29 |
001 |
** Classification Undetermined ** |
2 |
7 |
3 |
5 |
11 |
28 |
149 |
Explosive and Thermic Compositions or Charges |
6 |
0 |
3 |
5 |
14 |
28 |
352 |
Optics: Motion Pictures |
5 |
8 |
4 |
4 |
7 |
28 |
087 |
Textiles: Braiding, Netting, and Lace Making |
7 |
8 |
4 |
2 |
6 |
27 |
191 |
Electricity: Transmission To Vehicles |
6 |
4 |
0 |
7 |
10 |
27 |
007 |
Compound Hand Tools |
11 |
9 |
1 |
1 |
3 |
25 |
127 |
Sugar, Starch, and Carbohydrates |
8 |
6 |
3 |
2 |
6 |
25 |
023 |
Chemistry: Physical Processes |
4 |
0 |
5 |
7 |
7 |
23 |
027 |
Undertaking |
3 |
5 |
4 |
6 |
5 |
23 |
076 |
Metal Tools and Implements, Making |
6 |
4 |
5 |
7 |
1 |
23 |
159 |
Concentrating Evaporators |
6 |
3 |
2 |
4 |
5 |
20 |
232 |
Deposit and Collection Receptacles |
1 |
6 |
5 |
2 |
6 |
20 |
373 |
Industrial Electric Heating Furnaces |
10 |
4 |
2 |
1 |
3 |
20 |
213 |
Railway Draft Appliances |
2 |
1 |
4 |
6 |
6 |
19 |
281 |
Books, Strips, and Leaves |
6 |
4 |
2 |
2 |
5 |
19 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
3 |
3 |
9 |
3 |
1 |
19 |
086 |
Ammunition and Explosive-Charge Making |
1 |
5 |
5 |
2 |
5 |
18 |
026 |
Textiles: Cloth Finishing |
3 |
5 |
2 |
3 |
3 |
16 |
178 |
Telegraphy |
8 |
3 |
1 |
0 |
4 |
16 |
109 |
Safes, Bank Protection, or a Related Device |
3 |
4 |
3 |
2 |
3 |
15 |
012 |
Boot and Shoe Making |
2 |
1 |
4 |
3 |
4 |
14 |
201 |
Distillation: Processes, Thermolytic |
4 |
0 |
2 |
2 |
6 |
14 |
413 |
Sheet Metal Container Making |
4 |
1 |
4 |
0 |
2 |
11 |
150 |
Purses, Wallets, and Protective Covers |
1 |
3 |
0 |
2 |
4 |
10 |
234 |
Selective Cutting (e.g., Punching) |
6 |
1 |
2 |
0 |
1 |
10 |
069 |
Leather Manufactures |
0 |
0 |
1 |
3 |
5 |
9 |
260 |
Chemistry of Carbon Compounds |
0 |
1 |
5 |
1 |
2 |
9 |
298 |
Land Vehicles: Dumping |
2 |
2 |
1 |
1 |
3 |
9 |
334 |
Tuners |
2 |
0 |
1 |
2 |
4 |
9 |
168 |
Farriery |
0 |
2 |
1 |
3 |
1 |
7 |
196 |
Mineral Oils: Apparatus |
1 |
0 |
0 |
3 |
1 |
5 |
289 |
Knots and Knot Tying |
0 |
3 |
0 |
2 |
0 |
5 |
449 |
Bee Culture (propagating, raising, caring for bees) |
0 |
0 |
2 |
1 |
2 |
5 |
245 |
Wire Fabrics and Structure |
2 |
1 |
1 |
0 |
0 |
4 |
295 |
Railway Wheels and Axles |
0 |
0 |
0 |
1 |
3 |
4 |
079 |
Button Making |
1 |
0 |
0 |
1 |
1 |
3 |
171 |
Unearthing Plants or Buried Objects |
1 |
0 |
0 |
0 |
2 |
3 |
185 |
Motors: Spring, Weight, or Animal Powered |
0 |
0 |
0 |
2 |
1 |
3 |
186 |
Merchandising |
0 |
3 |
0 |
0 |
0 |
3 |
231 |
Whips and Whip Apparatus |
0 |
0 |
1 |
0 |
1 |
2 |
314 |
Electric Lamp and Discharge Devices: Consumable Electrodes |
1 |
0 |
0 |
1 |
0 |
2 |
346 |
Recorders |
0 |
1 |
0 |
1 |
0 |
2 |
462 |
Books, Strips, and Leaves for Manifolding |
1 |
0 |
1 |
0 |
0 |
2 |
291 |
Track Sanders |
0 |
0 |
1 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
83949 |
77756 |
80270 |
84967 |
111822 |
438764 |