424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
2667 |
2992 |
4188 |
4043 |
5097 |
18987 |
370 |
Multiplex Communications |
2457 |
2969 |
4031 |
4082 |
4232 |
17771 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
1946 |
2359 |
3224 |
3322 |
3579 |
14430 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
1298 |
1623 |
3374 |
3413 |
4093 |
13801 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
1401 |
2041 |
3186 |
2967 |
3408 |
13003 |
455 |
Telecommunications |
1479 |
1679 |
2136 |
2689 |
3615 |
11598 |
438 |
Semiconductor Device Manufacturing: Process |
1821 |
1873 |
2361 |
2151 |
1905 |
10111 |
435 |
Chemistry: Molecular Biology and Microbiology |
1583 |
1601 |
2173 |
2131 |
2129 |
9617 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
1472 |
1464 |
2066 |
2026 |
1952 |
8980 |
128 |
Surgery (includes Class 600) |
908 |
1074 |
1679 |
1891 |
2217 |
7769 |
382 |
Image Analysis |
1075 |
1209 |
1519 |
1563 |
2016 |
7382 |
606 |
Surgery (instruments) |
598 |
803 |
1504 |
1787 |
2241 |
6933 |
375 |
Pulse or Digital Communications |
1153 |
1157 |
1413 |
1349 |
1794 |
6866 |
532 |
Organic Compounds (includes Classes 532-570) |
1145 |
1238 |
1421 |
1451 |
1606 |
6861 |
340 |
Communications: Electrical |
1225 |
1204 |
1306 |
1352 |
1602 |
6689 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
1176 |
1212 |
1404 |
1304 |
1307 |
6403 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
1083 |
1132 |
1348 |
1250 |
1444 |
6257 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
1056 |
1012 |
1088 |
1184 |
1407 |
5747 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
831 |
945 |
1111 |
1168 |
1458 |
5513 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
805 |
860 |
1252 |
1268 |
1106 |
5291 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
764 |
949 |
1158 |
1040 |
1271 |
5182 |
604 |
Surgery (Medicators and Receptors) |
478 |
624 |
1221 |
1286 |
1560 |
5169 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
854 |
777 |
898 |
980 |
1042 |
4551 |
365 |
Static Information Storage and Retrieval |
885 |
850 |
902 |
990 |
920 |
4547 |
726 |
Information Security |
466 |
686 |
937 |
1016 |
1420 |
4525 |
250 |
Radiant Energy |
950 |
909 |
938 |
764 |
894 |
4455 |
361 |
Electricity: Electrical Systems and Devices |
835 |
871 |
921 |
913 |
881 |
4421 |
428 |
Stock Material or Miscellaneous Articles |
634 |
654 |
967 |
1110 |
1028 |
4393 |
073 |
Measuring and Testing |
929 |
827 |
881 |
840 |
877 |
4354 |
439 |
Electrical Connectors |
900 |
838 |
916 |
850 |
648 |
4152 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
491 |
521 |
744 |
965 |
1414 |
4135 |
324 |
Electricity: Measuring and Testing |
820 |
805 |
845 |
774 |
727 |
3971 |
356 |
Optics: Measuring and Testing |
871 |
770 |
788 |
712 |
650 |
3791 |
607 |
Surgery: Light, Thermal, and Electrical Application |
379 |
506 |
831 |
939 |
1107 |
3762 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
523 |
674 |
715 |
755 |
1037 |
3704 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
503 |
587 |
919 |
713 |
964 |
3686 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
675 |
671 |
758 |
762 |
761 |
3627 |
379 |
Telephonic Communications |
537 |
555 |
674 |
833 |
994 |
3593 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
351 |
471 |
720 |
887 |
996 |
3425 |
710 |
Input/Output (Electrical Computers and Digital Data Processing Systems) |
566 |
652 |
799 |
696 |
691 |
3404 |
348 |
Television |
446 |
522 |
642 |
684 |
1083 |
3377 |
029 |
Metal Working |
500 |
557 |
714 |
733 |
820 |
3324 |
359 |
Optical: Systems and Elements |
711 |
620 |
735 |
641 |
616 |
3323 |
280 |
Land Vehicles |
595 |
596 |
797 |
678 |
656 |
3322 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
560 |
533 |
779 |
631 |
784 |
3287 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
485 |
462 |
672 |
727 |
806 |
3152 |
385 |
Optical Waveguides |
859 |
678 |
657 |
442 |
494 |
3130 |
362 |
Illumination |
484 |
547 |
681 |
628 |
698 |
3038 |
052 |
Static Structures (e.g., Buildings) |
303 |
434 |
777 |
636 |
824 |
2974 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
529 |
507 |
588 |
661 |
683 |
2968 |
210 |
Liquid Purification or Separation |
540 |
510 |
614 |
601 |
685 |
2950 |
463 |
Amusement Devices: Games |
307 |
263 |
559 |
643 |
1092 |
2864 |
060 |
Power Plants |
322 |
431 |
584 |
636 |
795 |
2768 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
540 |
539 |
550 |
570 |
569 |
2768 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
346 |
370 |
600 |
618 |
693 |
2627 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
458 |
433 |
496 |
573 |
667 |
2627 |
473 |
Games Using Tangible Projectile |
376 |
389 |
548 |
590 |
650 |
2553 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
608 |
478 |
534 |
496 |
399 |
2515 |
123 |
Internal-Combustion Engines |
539 |
432 |
487 |
434 |
482 |
2374 |
358 |
Facsimile and Static Presentation Processing |
405 |
402 |
445 |
467 |
582 |
2301 |
427 |
Coating Processes |
286 |
378 |
547 |
493 |
593 |
2297 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
345 |
385 |
451 |
481 |
528 |
2190 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
406 |
438 |
475 |
424 |
431 |
2174 |
706 |
DP: Artificial Intelligence (Data Processing) |
237 |
347 |
462 |
535 |
544 |
2125 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
249 |
306 |
518 |
476 |
524 |
2073 |
725 |
Interactive Video Distribution Systems |
156 |
299 |
455 |
527 |
631 |
2068 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
249 |
272 |
525 |
472 |
429 |
1947 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
329 |
375 |
369 |
440 |
418 |
1931 |
248 |
Supports (e.g., for holding articles, etc.) |
236 |
339 |
488 |
408 |
453 |
1924 |
482 |
Exercise Devices |
250 |
356 |
476 |
476 |
288 |
1846 |
296 |
Land Vehicles: Bodies and Tops |
365 |
331 |
438 |
317 |
385 |
1836 |
206 |
Special Receptacle or Package |
355 |
284 |
393 |
376 |
382 |
1790 |
381 |
Electrical Audio Signal Processing Systems and Devices |
187 |
199 |
271 |
397 |
723 |
1777 |
436 |
Chemistry: Analytical and Immunological Testing |
254 |
280 |
399 |
430 |
410 |
1773 |
347 |
Incremental Printing of Symbolic Information |
309 |
245 |
374 |
353 |
466 |
1747 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
246 |
218 |
342 |
459 |
472 |
1737 |
398 |
Optical Communications |
274 |
328 |
327 |
382 |
392 |
1703 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
322 |
314 |
407 |
333 |
298 |
1674 |
310 |
Electrical Generator or Motor Structure |
269 |
315 |
366 |
328 |
314 |
1592 |
174 |
Electricity: Conductors and Insulators |
336 |
328 |
309 |
283 |
306 |
1562 |
244 |
Aeronautics and Astronautics |
196 |
241 |
299 |
400 |
419 |
1555 |
326 |
Electronic Digital Logic Circuitry |
359 |
331 |
390 |
282 |
170 |
1532 |
341 |
Coded Data Generation or Conversion |
379 |
311 |
329 |
277 |
227 |
1523 |
062 |
Refrigeration |
291 |
254 |
356 |
340 |
277 |
1518 |
343 |
Communications: Radio Wave Antennas |
297 |
295 |
316 |
291 |
306 |
1505 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
165 |
196 |
296 |
296 |
547 |
1500 |
297 |
Chairs and Seats |
284 |
265 |
341 |
312 |
296 |
1498 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
292 |
265 |
344 |
352 |
243 |
1496 |
137 |
Fluid Handling |
267 |
254 |
307 |
272 |
394 |
1494 |
219 |
Electric Heating |
261 |
215 |
310 |
256 |
403 |
1445 |
423 |
Chemistry of Inorganic Compounds |
201 |
259 |
380 |
305 |
300 |
1445 |
180 |
Motor Vehicles |
226 |
252 |
343 |
306 |
314 |
1441 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
247 |
282 |
283 |
268 |
330 |
1410 |
005 |
Beds |
280 |
246 |
299 |
267 |
301 |
1393 |
015 |
Brushing, Scrubbing, and General Cleaning |
232 |
216 |
346 |
296 |
291 |
1381 |
380 |
Cryptography |
166 |
257 |
286 |
291 |
336 |
1336 |
378 |
X-Ray or Gamma Ray Systems or Devices |
268 |
311 |
290 |
245 |
221 |
1335 |
307 |
Electrical Transmission or Interconnection Systems |
141 |
210 |
267 |
303 |
303 |
1224 |
220 |
Receptacles |
128 |
187 |
246 |
320 |
338 |
1219 |
330 |
Amplifiers |
270 |
258 |
268 |
229 |
190 |
1215 |
002 |
Apparel |
156 |
133 |
289 |
309 |
314 |
1201 |
084 |
Music |
198 |
246 |
277 |
230 |
229 |
1180 |
175 |
Boring or Penetrating the Earth |
187 |
186 |
260 |
271 |
259 |
1163 |
252 |
Compositions |
196 |
176 |
239 |
280 |
272 |
1163 |
315 |
Electric Lamp and Discharge Devices: Systems |
179 |
167 |
174 |
262 |
373 |
1155 |
119 |
Animal Husbandry |
183 |
170 |
229 |
272 |
292 |
1146 |
372 |
Coherent Light Generators |
208 |
239 |
272 |
214 |
195 |
1128 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
123 |
140 |
195 |
221 |
432 |
1111 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
106 |
209 |
247 |
235 |
301 |
1098 |
222 |
Dispensing (apparatus and process) |
139 |
150 |
276 |
235 |
296 |
1096 |
323 |
Electricity: Power Supply or Regulation Systems |
178 |
201 |
231 |
244 |
241 |
1095 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
137 |
164 |
236 |
255 |
294 |
1086 |
204 |
Chemistry: Electrical and Wave Energy |
156 |
157 |
234 |
227 |
291 |
1065 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
220 |
189 |
222 |
233 |
194 |
1058 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
136 |
148 |
181 |
277 |
312 |
1054 |
033 |
Geometrical Instruments |
226 |
210 |
225 |
215 |
173 |
1049 |
318 |
Electricity: Motive Power Systems |
192 |
191 |
184 |
218 |
223 |
1008 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
142 |
168 |
250 |
210 |
195 |
965 |
134 |
Cleaning and Liquid Contact with Solids |
147 |
162 |
187 |
211 |
227 |
934 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
167 |
159 |
202 |
203 |
200 |
931 |
399 |
Electrophotography |
157 |
137 |
200 |
214 |
214 |
922 |
095 |
Gas Separation: Processes |
148 |
118 |
172 |
217 |
244 |
899 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
135 |
174 |
218 |
180 |
187 |
894 |
475 |
Planetary Gear Transmission Systems or Components |
134 |
122 |
189 |
223 |
220 |
888 |
585 |
Chemistry of Hydrocarbon Compounds |
153 |
150 |
168 |
196 |
210 |
877 |
273 |
Amusement Devices: Games |
184 |
179 |
200 |
154 |
147 |
864 |
036 |
Boots, Shoes, and Leggings |
147 |
135 |
209 |
168 |
196 |
855 |
040 |
Card, Picture, or Sign Exhibiting |
167 |
131 |
169 |
194 |
185 |
846 |
331 |
Oscillators |
171 |
184 |
187 |
152 |
139 |
833 |
405 |
Hydraulic and Earth Engineering |
166 |
155 |
178 |
156 |
169 |
824 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
172 |
149 |
164 |
169 |
164 |
818 |
106 |
Compositions: Coating or Plastic |
141 |
129 |
205 |
156 |
179 |
810 |
053 |
Package Making |
176 |
166 |
152 |
160 |
154 |
808 |
042 |
Firearms |
106 |
98 |
169 |
207 |
222 |
802 |
333 |
Wave Transmission Lines and Networks |
157 |
151 |
190 |
163 |
132 |
793 |
363 |
Electric Power Conversion Systems |
121 |
143 |
166 |
182 |
175 |
787 |
290 |
Prime-Mover Dynamo Plants |
125 |
135 |
147 |
186 |
193 |
786 |
414 |
Material or Article Handling |
121 |
149 |
172 |
170 |
169 |
781 |
417 |
Pumps |
100 |
108 |
117 |
164 |
275 |
764 |
313 |
Electric Lamp and Discharge Devices |
106 |
120 |
167 |
171 |
189 |
753 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
134 |
130 |
155 |
170 |
164 |
753 |
004 |
Baths, Closets, Sinks, and Spittoons |
106 |
86 |
129 |
184 |
239 |
744 |
198 |
Conveyors: Power-Driven |
145 |
141 |
164 |
148 |
140 |
738 |
114 |
Ships |
165 |
139 |
147 |
138 |
145 |
734 |
602 |
Surgery: Splint, Brace, or Bandage |
78 |
115 |
166 |
186 |
188 |
733 |
118 |
Coating Apparatus |
109 |
116 |
150 |
164 |
187 |
726 |
451 |
Abrading |
149 |
129 |
128 |
151 |
169 |
726 |
055 |
Gas Separation |
121 |
119 |
146 |
173 |
152 |
711 |
227 |
Elongated-Member-Driving Apparatus |
78 |
98 |
143 |
181 |
203 |
703 |
211 |
Supports: Racks |
86 |
92 |
152 |
193 |
176 |
699 |
089 |
Ordnance |
78 |
93 |
133 |
176 |
205 |
685 |
043 |
Fishing, Trapping, and Vermin Destroying |
118 |
114 |
177 |
137 |
133 |
679 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
115 |
127 |
151 |
128 |
155 |
676 |
285 |
Pipe Joints or Couplings |
137 |
140 |
146 |
117 |
115 |
655 |
434 |
Education and Demonstration |
87 |
93 |
101 |
141 |
230 |
652 |
241 |
Solid Material Comminution or Disintegration |
89 |
121 |
140 |
169 |
130 |
649 |
208 |
Mineral Oils: Processes and Products |
102 |
97 |
157 |
147 |
131 |
634 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
89 |
106 |
121 |
130 |
167 |
613 |
074 |
Machine Element or Mechanism |
73 |
106 |
125 |
117 |
182 |
603 |
162 |
Paper Making and Fiber Liberation |
77 |
82 |
144 |
143 |
155 |
601 |
433 |
Dentistry |
110 |
64 |
122 |
147 |
158 |
601 |
102 |
Ammunition and Explosives |
100 |
90 |
113 |
139 |
148 |
590 |
056 |
Harvesters |
87 |
104 |
153 |
122 |
116 |
582 |
024 |
Buckles, Buttons, Clasps, Etc. |
108 |
103 |
115 |
111 |
132 |
569 |
404 |
Road Structure, Process, or Apparatus |
107 |
96 |
129 |
117 |
113 |
562 |
446 |
Amusement Devices: Toys |
84 |
85 |
136 |
146 |
109 |
560 |
072 |
Metal Deforming |
117 |
107 |
98 |
115 |
116 |
553 |
216 |
Etching a Substrate: Processes |
104 |
93 |
86 |
106 |
162 |
551 |
369 |
Dynamic Information Storage or Retrieval |
89 |
77 |
98 |
137 |
145 |
546 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
95 |
88 |
97 |
87 |
177 |
544 |
030 |
Cutlery |
85 |
89 |
126 |
129 |
113 |
542 |
083 |
Cutting |
66 |
94 |
122 |
121 |
139 |
542 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
80 |
98 |
149 |
130 |
83 |
540 |
228 |
Metal Fusion Bonding |
101 |
80 |
126 |
114 |
117 |
538 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
79 |
96 |
130 |
105 |
127 |
537 |
374 |
Thermal Measuring and Testing |
87 |
100 |
114 |
79 |
151 |
531 |
200 |
Electricity: Circuit Makers and Breakers |
119 |
114 |
90 |
100 |
106 |
529 |
136 |
Batteries: Thermoelectric and Photoelectric |
32 |
59 |
108 |
149 |
180 |
528 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
47 |
94 |
133 |
145 |
104 |
523 |
396 |
Photography |
71 |
92 |
128 |
109 |
122 |
522 |
165 |
Heat Exchange |
96 |
82 |
112 |
105 |
116 |
511 |
251 |
Valves and Valve Actuation |
74 |
84 |
110 |
97 |
140 |
505 |
353 |
Optics: Image Projectors |
123 |
81 |
66 |
119 |
115 |
504 |
366 |
Agitating (e.g., of articles and materials) |
104 |
75 |
90 |
101 |
134 |
504 |
099 |
Foods and Beverages: Apparatus |
84 |
78 |
116 |
103 |
115 |
496 |
294 |
Handling: Hand and Hoist-Line Implements |
83 |
74 |
106 |
115 |
114 |
492 |
181 |
Acoustics |
75 |
89 |
90 |
123 |
106 |
483 |
224 |
Package and Article Carriers |
70 |
45 |
110 |
107 |
145 |
477 |
096 |
Gas Separation: Apparatus |
63 |
88 |
96 |
97 |
125 |
469 |
081 |
Tools |
97 |
57 |
106 |
116 |
91 |
467 |
271 |
Sheet Feeding or Delivering |
70 |
90 |
101 |
103 |
96 |
460 |
242 |
Winding, Tensioning, or Guiding |
126 |
81 |
88 |
95 |
67 |
457 |
047 |
Plant Husbandry |
32 |
74 |
117 |
106 |
126 |
455 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
68 |
76 |
114 |
70 |
115 |
443 |
070 |
Locks |
97 |
74 |
78 |
91 |
96 |
436 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
53 |
64 |
109 |
114 |
86 |
426 |
401 |
Coating Implements with Material Supply |
78 |
66 |
81 |
64 |
129 |
418 |
148 |
Metal Treatment |
57 |
78 |
106 |
76 |
96 |
413 |
188 |
Brakes |
65 |
89 |
74 |
80 |
101 |
409 |
349 |
Liquid Crystal Cells, Elements and Systems |
62 |
70 |
69 |
96 |
111 |
408 |
108 |
Horizontally Supported Planar Surfaces |
50 |
63 |
84 |
86 |
124 |
407 |
124 |
Mechanical Guns and Projectors |
57 |
50 |
107 |
102 |
89 |
405 |
135 |
Tent, Canopy, Umbrella, or Cane |
51 |
81 |
98 |
100 |
75 |
405 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
85 |
71 |
82 |
77 |
87 |
402 |
292 |
Closure Fasteners |
81 |
75 |
87 |
72 |
83 |
398 |
209 |
Classifying, Separating, and Assorting Solids |
78 |
61 |
80 |
91 |
82 |
392 |
126 |
Stoves and Furnaces |
35 |
41 |
105 |
101 |
109 |
391 |
016 |
Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) |
45 |
64 |
97 |
84 |
88 |
378 |
160 |
Flexible or Portable Closure, Partition, or Panel |
48 |
67 |
93 |
76 |
92 |
376 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
56 |
71 |
106 |
82 |
61 |
376 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
60 |
47 |
93 |
89 |
87 |
376 |
312 |
Supports: Cabinet Structure |
54 |
50 |
81 |
71 |
105 |
361 |
601 |
Surgery: Kinesitherapy |
77 |
48 |
55 |
77 |
93 |
350 |
192 |
Clutches and Power-Stop Control |
67 |
49 |
68 |
82 |
83 |
349 |
336 |
Inductor Devices |
44 |
54 |
76 |
103 |
69 |
346 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
41 |
57 |
73 |
71 |
99 |
341 |
215 |
Bottles and Jars |
47 |
49 |
77 |
79 |
86 |
338 |
410 |
Freight Accommodation On Freight Carrier |
62 |
53 |
73 |
71 |
78 |
337 |
037 |
Excavating |
26 |
69 |
114 |
68 |
57 |
334 |
182 |
Fire Escape, Ladder, or Scaffold |
42 |
24 |
63 |
83 |
117 |
329 |
164 |
Metal Founding |
50 |
48 |
62 |
81 |
87 |
328 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
58 |
60 |
72 |
66 |
71 |
327 |
277 |
Seal for a Joint or Juncture |
61 |
33 |
68 |
78 |
87 |
327 |
049 |
Movable or Removable Closures |
49 |
47 |
66 |
63 |
101 |
326 |
138 |
Pipes and Tubular Conduits |
44 |
65 |
68 |
75 |
62 |
314 |
132 |
Toilet |
42 |
43 |
51 |
75 |
98 |
309 |
221 |
Article Dispensing |
56 |
51 |
78 |
72 |
51 |
308 |
261 |
Gas and Liquid Contact Apparatus |
52 |
51 |
49 |
65 |
83 |
300 |
044 |
Fuel and Related Compositions |
35 |
52 |
62 |
69 |
71 |
289 |
403 |
Joints and Connections |
56 |
44 |
58 |
54 |
73 |
285 |
440 |
Marine Propulsion |
69 |
58 |
58 |
54 |
46 |
285 |
065 |
Glass Manufacturing |
40 |
36 |
51 |
82 |
75 |
284 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
67 |
50 |
54 |
47 |
64 |
282 |
034 |
Drying and Gas or Vapor Contact with Solids |
60 |
26 |
38 |
71 |
81 |
276 |
501 |
Compositions: Ceramic |
32 |
56 |
77 |
58 |
51 |
274 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
34 |
49 |
62 |
68 |
60 |
273 |
431 |
Combustion |
36 |
62 |
66 |
54 |
54 |
272 |
048 |
Gas: Heating and Illuminating |
36 |
45 |
46 |
60 |
81 |
268 |
144 |
Woodworking |
51 |
37 |
64 |
80 |
36 |
268 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
67 |
48 |
50 |
45 |
48 |
258 |
368 |
Horology: Time Measuring Systems or Devices |
66 |
36 |
61 |
60 |
31 |
254 |
101 |
Printing |
51 |
45 |
51 |
51 |
52 |
250 |
172 |
Earth Working |
25 |
49 |
70 |
52 |
53 |
249 |
452 |
Butchering |
55 |
51 |
48 |
52 |
37 |
243 |
355 |
Photocopying |
60 |
35 |
45 |
54 |
39 |
233 |
384 |
Bearings |
51 |
44 |
45 |
42 |
51 |
233 |
269 |
Work Holders |
24 |
15 |
38 |
64 |
88 |
229 |
454 |
Ventilation |
37 |
53 |
49 |
45 |
43 |
227 |
131 |
Tobacco |
21 |
25 |
66 |
60 |
48 |
220 |
392 |
Electric Resistance Heating Devices |
24 |
26 |
50 |
54 |
64 |
218 |
441 |
Buoys, Rafts, and Aquatic Devices |
51 |
36 |
48 |
39 |
43 |
217 |
236 |
Automatic Temperature and Humidity Regulation |
29 |
33 |
58 |
52 |
37 |
209 |
472 |
Amusement Devices |
26 |
21 |
56 |
54 |
52 |
209 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
32 |
44 |
40 |
50 |
42 |
208 |
116 |
Signals and Indicators |
38 |
45 |
57 |
30 |
37 |
207 |
152 |
Resilient Tires and Wheels |
37 |
33 |
32 |
47 |
58 |
207 |
169 |
Fire Extinguishers |
39 |
29 |
65 |
29 |
43 |
205 |
383 |
Flexible Bags |
34 |
40 |
39 |
41 |
51 |
205 |
418 |
Rotary Expansible Chamber Devices |
27 |
33 |
32 |
54 |
59 |
205 |
303 |
Fluid-Pressure and Analogous Brake Systems |
46 |
32 |
49 |
37 |
39 |
203 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
18 |
46 |
35 |
45 |
54 |
198 |
111 |
Planting |
39 |
42 |
49 |
35 |
32 |
197 |
267 |
Spring Devices |
40 |
26 |
29 |
41 |
54 |
190 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
33 |
30 |
26 |
44 |
53 |
186 |
105 |
Railway Rolling Stock |
27 |
32 |
43 |
45 |
38 |
185 |
474 |
Endless Belt Power Transmission Systems or Components |
21 |
25 |
45 |
49 |
44 |
184 |
104 |
Railways |
26 |
30 |
40 |
36 |
51 |
183 |
100 |
Presses |
47 |
29 |
30 |
41 |
34 |
181 |
400 |
Typewriting Machines |
39 |
31 |
37 |
37 |
34 |
178 |
173 |
Tool Driving or Impacting |
26 |
31 |
40 |
33 |
45 |
175 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
23 |
33 |
27 |
40 |
47 |
170 |
301 |
Land Vehicles: Wheels and Axles |
40 |
31 |
42 |
38 |
18 |
169 |
450 |
Foundation Garments |
22 |
25 |
35 |
35 |
51 |
168 |
256 |
Fences |
35 |
43 |
33 |
29 |
27 |
167 |
299 |
Mining or In Situ Disintegration of Hard Material |
40 |
25 |
27 |
39 |
33 |
164 |
504 |
Plant Protecting and Regulating Compositions |
11 |
13 |
22 |
33 |
77 |
156 |
149 |
Explosive and Thermic Compositions or Charges |
5 |
9 |
26 |
56 |
58 |
154 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
22 |
23 |
33 |
44 |
26 |
148 |
266 |
Metallurgical Apparatus |
17 |
34 |
22 |
34 |
38 |
145 |
112 |
Sewing |
30 |
26 |
26 |
22 |
39 |
143 |
322 |
Electricity: Single Generator Systems |
32 |
30 |
22 |
31 |
28 |
143 |
092 |
Expansible Chamber Devices |
40 |
29 |
26 |
27 |
19 |
141 |
122 |
Liquid Heaters and Vaporizers |
30 |
30 |
30 |
25 |
23 |
138 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
22 |
27 |
28 |
25 |
29 |
131 |
014 |
Bridges |
18 |
23 |
15 |
40 |
32 |
128 |
082 |
Turning (e.g., for metal working) |
17 |
26 |
28 |
27 |
30 |
128 |
223 |
Apparel Apparatus |
32 |
13 |
28 |
26 |
29 |
128 |
419 |
Powder Metallurgy Processes |
23 |
28 |
30 |
20 |
26 |
127 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
14 |
22 |
40 |
27 |
21 |
124 |
051 |
Abrasive Tool Making Process, Material, or Composition |
16 |
28 |
8 |
39 |
32 |
123 |
177 |
Weighing Scales |
24 |
35 |
24 |
19 |
19 |
121 |
068 |
Textiles: Fluid Treating Apparatus |
20 |
30 |
26 |
25 |
17 |
118 |
270 |
Sheet-Material Associating |
11 |
32 |
23 |
29 |
21 |
116 |
293 |
Vehicle Fenders |
26 |
27 |
19 |
18 |
26 |
116 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
24 |
25 |
25 |
24 |
18 |
116 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
14 |
19 |
23 |
33 |
26 |
115 |
460 |
Crop Threshing or Separating |
20 |
26 |
24 |
24 |
20 |
114 |
027 |
Undertaking |
29 |
17 |
17 |
27 |
22 |
112 |
063 |
Jewelry |
26 |
19 |
22 |
17 |
22 |
106 |
409 |
Gear Cutting, Milling, or Planing |
30 |
21 |
18 |
20 |
17 |
106 |
110 |
Furnaces |
20 |
15 |
27 |
16 |
27 |
105 |
232 |
Deposit and Collection Receptacles |
37 |
20 |
16 |
15 |
15 |
103 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
17 |
6 |
15 |
26 |
37 |
101 |
283 |
Printed Matter |
19 |
9 |
23 |
32 |
17 |
100 |
720 |
Dynamic Optical Information Storage or Retrieval |
26 |
21 |
20 |
20 |
13 |
100 |
338 |
Electrical Resistors |
14 |
8 |
27 |
16 |
33 |
98 |
066 |
Textiles: Knitting |
12 |
29 |
21 |
24 |
11 |
97 |
184 |
Lubrication |
12 |
8 |
24 |
28 |
25 |
97 |
071 |
Chemistry: Fertilizers |
4 |
13 |
25 |
26 |
28 |
96 |
494 |
Imperforate Bowl: Centrifugal Separators |
14 |
15 |
14 |
23 |
28 |
94 |
407 |
Cutters, for Shaping |
20 |
21 |
11 |
26 |
15 |
93 |
246 |
Railway Switches and Signals |
15 |
11 |
22 |
16 |
23 |
87 |
249 |
Static Molds |
14 |
15 |
18 |
22 |
18 |
87 |
150 |
Purses, Wallets, and Protective Covers |
10 |
22 |
21 |
12 |
17 |
82 |
203 |
Distillation: Processes, Separatory |
13 |
10 |
13 |
16 |
30 |
82 |
279 |
Chucks or Sockets |
16 |
14 |
15 |
17 |
17 |
79 |
190 |
Trunks and Hand-Carried Luggage |
15 |
13 |
9 |
22 |
18 |
77 |
194 |
Check-Actuated Control Mechanisms |
6 |
11 |
22 |
15 |
22 |
76 |
505 |
Superconductor Technology: Apparatus, Material, Process |
7 |
13 |
24 |
16 |
16 |
76 |
406 |
Conveyors: Fluid Current |
13 |
13 |
18 |
18 |
13 |
75 |
420 |
Alloys or Metallic Compositions |
13 |
7 |
24 |
10 |
20 |
74 |
125 |
Stone Working |
16 |
6 |
21 |
14 |
16 |
73 |
054 |
Harness for Working Animal |
20 |
18 |
7 |
6 |
19 |
70 |
139 |
Textiles: Weaving |
8 |
19 |
18 |
12 |
13 |
70 |
332 |
Modulators |
3 |
12 |
26 |
19 |
10 |
70 |
202 |
Distillation: Apparatus |
12 |
11 |
14 |
16 |
16 |
69 |
057 |
Textiles: Spinning, Twisting, and Twining |
15 |
16 |
10 |
13 |
14 |
68 |
091 |
Motors: Expansible Chamber Type |
13 |
17 |
11 |
13 |
13 |
67 |
212 |
Traversing Hoists |
17 |
18 |
13 |
14 |
4 |
66 |
850 |
Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] |
0 |
5 |
17 |
15 |
29 |
66 |
007 |
Compound Hand Tools |
9 |
12 |
12 |
17 |
13 |
63 |
305 |
Wheel Substitutes for Land Vehicles |
13 |
7 |
14 |
19 |
10 |
63 |
298 |
Land Vehicles: Dumping |
11 |
5 |
13 |
17 |
13 |
59 |
281 |
Books, Strips, and Leaves |
11 |
8 |
23 |
9 |
6 |
57 |
432 |
Heating |
15 |
7 |
13 |
14 |
7 |
56 |
238 |
Railways: Surface Track |
10 |
6 |
14 |
13 |
12 |
55 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
10 |
5 |
15 |
8 |
15 |
53 |
012 |
Boot and Shoe Making |
7 |
6 |
13 |
12 |
12 |
50 |
086 |
Ammunition and Explosive-Charge Making |
9 |
12 |
13 |
6 |
10 |
50 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
4 |
12 |
8 |
7 |
13 |
44 |
028 |
Textiles: Manufacturing |
9 |
15 |
6 |
8 |
5 |
43 |
157 |
Wheelwright Machines |
10 |
7 |
6 |
8 |
12 |
43 |
213 |
Railway Draft Appliances |
6 |
9 |
13 |
8 |
7 |
43 |
225 |
Severing by Tearing or Breaking |
6 |
6 |
9 |
9 |
13 |
43 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
9 |
7 |
6 |
11 |
9 |
42 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
8 |
8 |
16 |
6 |
4 |
42 |
076 |
Metal Tools and Implements, Making |
3 |
4 |
13 |
10 |
11 |
41 |
201 |
Distillation: Processes, Thermolytic |
3 |
7 |
10 |
8 |
12 |
40 |
038 |
Textiles: Ironing or Smoothing |
6 |
6 |
9 |
6 |
12 |
39 |
476 |
Friction Gear Transmission Systems or Components |
11 |
1 |
8 |
11 |
8 |
39 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
10 |
8 |
10 |
8 |
1 |
37 |
352 |
Optics: Motion Pictures |
8 |
7 |
6 |
5 |
11 |
37 |
412 |
Bookbinding: Process and Apparatus |
5 |
7 |
12 |
4 |
8 |
36 |
059 |
Chain, Staple, and Horseshoe Making |
8 |
6 |
4 |
11 |
6 |
35 |
512 |
Perfume Compositions |
8 |
7 |
12 |
4 |
4 |
35 |
140 |
Wireworking |
13 |
4 |
3 |
7 |
6 |
33 |
019 |
Textiles: Fiber Preparation |
6 |
6 |
10 |
3 |
7 |
32 |
127 |
Sugar, Starch, and Carbohydrates |
2 |
4 |
9 |
5 |
8 |
28 |
492 |
Roll or Roller |
4 |
4 |
6 |
8 |
6 |
28 |
237 |
Heating Systems |
3 |
2 |
4 |
7 |
10 |
26 |
373 |
Industrial Electric Heating Furnaces |
9 |
2 |
7 |
3 |
5 |
26 |
289 |
Knots and Knot Tying |
4 |
5 |
3 |
6 |
7 |
25 |
023 |
Chemistry: Physical Processes |
2 |
2 |
4 |
7 |
6 |
21 |
159 |
Concentrating Evaporators |
2 |
3 |
4 |
8 |
4 |
21 |
329 |
Demodulators |
6 |
6 |
2 |
4 |
3 |
21 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
7 |
3 |
5 |
5 |
1 |
21 |
026 |
Textiles: Cloth Finishing |
2 |
1 |
6 |
2 |
9 |
20 |
109 |
Safes, Bank Protection, or a Related Device |
4 |
2 |
4 |
2 |
8 |
20 |
191 |
Electricity: Transmission To Vehicles |
2 |
4 |
0 |
9 |
4 |
19 |
087 |
Textiles: Braiding, Netting, and Lace Making |
3 |
1 |
3 |
4 |
7 |
18 |
483 |
Tool Changing |
6 |
4 |
4 |
2 |
2 |
18 |
186 |
Merchandising |
3 |
4 |
3 |
5 |
2 |
17 |
453 |
Coin Handling |
2 |
5 |
5 |
1 |
4 |
17 |
226 |
Advancing Material of Indeterminate Length |
6 |
2 |
2 |
2 |
3 |
15 |
168 |
Farriery |
5 |
6 |
2 |
0 |
1 |
14 |
388 |
Electricity: Motor Control Systems |
4 |
4 |
5 |
1 |
0 |
14 |
196 |
Mineral Oils: Apparatus |
2 |
1 |
1 |
6 |
3 |
13 |
449 |
Bee Culture (propagating, raising, caring for bees) |
1 |
3 |
1 |
5 |
2 |
12 |
178 |
Telegraphy |
1 |
1 |
1 |
0 |
8 |
11 |
171 |
Unearthing Plants or Buried Objects |
1 |
2 |
5 |
1 |
0 |
9 |
413 |
Sheet Metal Container Making |
2 |
1 |
0 |
3 |
2 |
8 |
217 |
Wooden Receptacles |
2 |
0 |
3 |
1 |
1 |
7 |
300 |
Brush, Broom, and Mop Making |
0 |
0 |
5 |
1 |
1 |
7 |
231 |
Whips and Whip Apparatus |
2 |
1 |
1 |
0 |
0 |
4 |
291 |
Track Sanders |
0 |
2 |
1 |
1 |
0 |
4 |
334 |
Tuners |
1 |
1 |
1 |
0 |
1 |
4 |
346 |
Recorders |
2 |
0 |
1 |
0 |
1 |
4 |
069 |
Leather Manufactures |
0 |
1 |
0 |
1 |
1 |
3 |
185 |
Motors: Spring, Weight, or Animal Powered |
0 |
0 |
1 |
0 |
2 |
3 |
234 |
Selective Cutting (e.g., Punching) |
1 |
0 |
1 |
0 |
1 |
3 |
260 |
Chemistry of Carbon Compounds |
0 |
2 |
0 |
1 |
0 |
3 |
295 |
Railway Wheels and Axles |
1 |
0 |
0 |
0 |
1 |
2 |
462 |
Books, Strips, and Leaves for Manifolding |
1 |
0 |
0 |
0 |
1 |
2 |
142 |
Wood Turning |
0 |
1 |
0 |
0 |
0 |
1 |
147 |
Coopering |
0 |
0 |
1 |
0 |
0 |
1 |
258 |
Railway Mail Delivery |
0 |
0 |
0 |
0 |
1 |
1 |
314 |
Electric Lamp and Discharge Devices: Consumable Electrodes |
0 |
1 |
0 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
77502 |
82382 |
107791 |
108622 |
121026 |
497323 |