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 |