424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
2886 |
2667 |
2992 |
4188 |
4043 |
16776 |
370 |
Multiplex Communications |
1846 |
2457 |
2969 |
4031 |
4084 |
15387 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
1681 |
1946 |
2359 |
3219 |
3324 |
12529 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
1208 |
1401 |
2040 |
3194 |
2968 |
10811 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
941 |
1297 |
1624 |
3370 |
3411 |
10643 |
438 |
Semiconductor Device Manufacturing: Process |
2015 |
1821 |
1873 |
2361 |
2151 |
10221 |
455 |
Telecommunications |
1725 |
1479 |
1679 |
2136 |
2689 |
9708 |
435 |
Chemistry: Molecular Biology and Microbiology |
1756 |
1583 |
1601 |
2173 |
2128 |
9241 |
257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
1546 |
1472 |
1464 |
2066 |
2026 |
8574 |
128 |
Surgery (includes Class 600) |
1035 |
908 |
1074 |
1679 |
1891 |
6587 |
382 |
Image Analysis |
1034 |
1075 |
1209 |
1519 |
1564 |
6401 |
532 |
Organic Compounds (includes Classes 532-570) |
1028 |
1145 |
1238 |
1421 |
1453 |
6285 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
1124 |
1176 |
1212 |
1404 |
1300 |
6216 |
340 |
Communications: Electrical |
1099 |
1225 |
1204 |
1306 |
1356 |
6190 |
375 |
Pulse or Digital Communications |
1086 |
1153 |
1157 |
1413 |
1349 |
6158 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
980 |
1083 |
1132 |
1348 |
1251 |
5794 |
606 |
Surgery (instruments) |
780 |
598 |
803 |
1504 |
1787 |
5472 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
921 |
1056 |
1012 |
1087 |
1186 |
5262 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
940 |
805 |
860 |
1252 |
1271 |
5128 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
931 |
831 |
945 |
1111 |
1168 |
4986 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
727 |
764 |
949 |
1159 |
1039 |
4638 |
365 |
Static Information Storage and Retrieval |
903 |
885 |
850 |
902 |
989 |
4529 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
910 |
854 |
777 |
898 |
982 |
4421 |
361 |
Electricity: Electrical Systems and Devices |
863 |
835 |
871 |
921 |
913 |
4403 |
250 |
Radiant Energy |
818 |
950 |
909 |
938 |
764 |
4379 |
073 |
Measuring and Testing |
895 |
929 |
827 |
881 |
841 |
4373 |
439 |
Electrical Connectors |
794 |
900 |
838 |
916 |
850 |
4298 |
428 |
Stock Material or Miscellaneous Articles |
798 |
634 |
654 |
967 |
1111 |
4164 |
324 |
Electricity: Measuring and Testing |
888 |
820 |
805 |
845 |
774 |
4132 |
604 |
Surgery (Medicators and Receptors) |
486 |
478 |
624 |
1221 |
1286 |
4095 |
356 |
Optics: Measuring and Testing |
796 |
871 |
770 |
789 |
713 |
3939 |
385 |
Optical Waveguides |
924 |
859 |
678 |
657 |
442 |
3560 |
726 |
Information Security |
432 |
466 |
686 |
937 |
1015 |
3536 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
614 |
675 |
671 |
758 |
763 |
3481 |
359 |
Optical: Systems and Elements |
715 |
711 |
620 |
735 |
641 |
3422 |
280 |
Land Vehicles |
628 |
595 |
596 |
797 |
678 |
3294 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
614 |
523 |
674 |
715 |
755 |
3281 |
379 |
Telephonic Communications |
675 |
537 |
555 |
674 |
834 |
3275 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
522 |
503 |
587 |
919 |
713 |
3244 |
607 |
Surgery: Light, Thermal, and Electrical Application |
587 |
379 |
506 |
831 |
939 |
3242 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
524 |
566 |
652 |
799 |
696 |
3237 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
493 |
492 |
521 |
744 |
954 |
3204 |
029 |
Metal Working |
612 |
500 |
557 |
714 |
733 |
3116 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
557 |
560 |
533 |
779 |
631 |
3060 |
362 |
Illumination |
627 |
484 |
547 |
681 |
628 |
2967 |
210 |
Liquid Purification or Separation |
599 |
540 |
510 |
614 |
601 |
2864 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
421 |
351 |
471 |
720 |
887 |
2850 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
498 |
485 |
462 |
673 |
727 |
2845 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
624 |
540 |
539 |
550 |
570 |
2823 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
470 |
529 |
507 |
588 |
661 |
2755 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
625 |
608 |
478 |
534 |
498 |
2743 |
348 |
Television |
441 |
446 |
522 |
642 |
684 |
2735 |
052 |
Static Structures (e.g., Buildings) |
331 |
303 |
434 |
777 |
636 |
2481 |
123 |
Internal-Combustion Engines |
560 |
539 |
432 |
487 |
434 |
2452 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
459 |
458 |
433 |
496 |
574 |
2420 |
060 |
Power Plants |
373 |
322 |
431 |
584 |
636 |
2346 |
473 |
Games Using Tangible Projectile |
433 |
376 |
389 |
548 |
590 |
2336 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
357 |
346 |
370 |
600 |
618 |
2291 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
522 |
406 |
438 |
475 |
424 |
2265 |
358 |
Facsimile and Static Presentation Processing |
396 |
405 |
402 |
445 |
467 |
2115 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
353 |
345 |
385 |
451 |
481 |
2015 |
427 |
Coating Processes |
290 |
286 |
378 |
547 |
493 |
1994 |
463 |
Amusement Devices: Games |
218 |
307 |
263 |
559 |
643 |
1990 |
296 |
Land Vehicles: Bodies and Tops |
426 |
365 |
331 |
438 |
317 |
1877 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
288 |
249 |
306 |
519 |
475 |
1837 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
299 |
329 |
375 |
369 |
440 |
1812 |
482 |
Exercise Devices |
246 |
250 |
356 |
476 |
476 |
1804 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
259 |
249 |
272 |
525 |
472 |
1777 |
248 |
Supports (e.g., for holding articles, etc.) |
302 |
236 |
339 |
488 |
408 |
1773 |
326 |
Electronic Digital Logic Circuitry |
394 |
359 |
331 |
390 |
282 |
1756 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
358 |
322 |
314 |
407 |
333 |
1734 |
706 |
DP: Artificial Intelligence (Data Processing) |
151 |
237 |
347 |
462 |
535 |
1732 |
062 |
Refrigeration |
440 |
291 |
254 |
356 |
340 |
1681 |
206 |
Special Receptacle or Package |
265 |
355 |
284 |
393 |
376 |
1673 |
341 |
Coded Data Generation or Conversion |
376 |
379 |
311 |
329 |
277 |
1672 |
725 |
Interactive Video Distribution Systems |
197 |
156 |
299 |
455 |
528 |
1635 |
436 |
Chemistry: Analytical and Immunological Testing |
259 |
254 |
280 |
399 |
430 |
1622 |
174 |
Electricity: Conductors and Insulators |
358 |
336 |
328 |
309 |
283 |
1614 |
398 |
Optical Communications |
300 |
274 |
328 |
327 |
382 |
1611 |
347 |
Incremental Printing of Symbolic Information |
316 |
309 |
245 |
374 |
353 |
1597 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
327 |
246 |
218 |
342 |
459 |
1592 |
310 |
Electrical Generator or Motor Structure |
225 |
269 |
315 |
366 |
328 |
1503 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
243 |
292 |
265 |
345 |
352 |
1497 |
343 |
Communications: Radio Wave Antennas |
288 |
297 |
295 |
316 |
291 |
1487 |
297 |
Chairs and Seats |
261 |
284 |
265 |
341 |
312 |
1463 |
219 |
Electric Heating |
406 |
261 |
215 |
310 |
256 |
1448 |
137 |
Fluid Handling |
289 |
267 |
254 |
307 |
272 |
1389 |
378 |
X-Ray or Gamma Ray Systems or Devices |
269 |
268 |
311 |
290 |
245 |
1383 |
244 |
Aeronautics and Astronautics |
244 |
196 |
241 |
299 |
401 |
1381 |
330 |
Amplifiers |
327 |
270 |
258 |
268 |
229 |
1352 |
180 |
Motor Vehicles |
223 |
226 |
252 |
343 |
307 |
1351 |
015 |
Brushing, Scrubbing, and General Cleaning |
260 |
232 |
216 |
346 |
296 |
1350 |
423 |
Chemistry of Inorganic Compounds |
194 |
201 |
259 |
380 |
307 |
1341 |
005 |
Beds |
210 |
280 |
246 |
299 |
267 |
1302 |
381 |
Electrical Audio Signal Processing Systems and Devices |
231 |
187 |
199 |
271 |
396 |
1284 |
380 |
Cryptography |
221 |
166 |
257 |
286 |
291 |
1221 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
135 |
247 |
282 |
283 |
268 |
1215 |
084 |
Music |
185 |
198 |
246 |
277 |
230 |
1136 |
372 |
Coherent Light Generators |
201 |
208 |
239 |
272 |
214 |
1134 |
033 |
Geometrical Instruments |
254 |
226 |
210 |
225 |
215 |
1130 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
145 |
165 |
196 |
295 |
296 |
1097 |
119 |
Animal Husbandry |
219 |
183 |
170 |
229 |
272 |
1073 |
002 |
Apparel |
185 |
156 |
133 |
289 |
309 |
1072 |
175 |
Boring or Penetrating the Earth |
161 |
187 |
186 |
260 |
271 |
1065 |
252 |
Compositions |
173 |
196 |
176 |
239 |
280 |
1064 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
184 |
220 |
189 |
222 |
228 |
1043 |
307 |
Electrical Transmission or Interconnection Systems |
117 |
141 |
210 |
267 |
303 |
1038 |
220 |
Receptacles |
147 |
128 |
187 |
246 |
320 |
1028 |
323 |
Electricity: Power Supply or Regulation Systems |
164 |
178 |
201 |
231 |
244 |
1018 |
222 |
Dispensing (apparatus and process) |
187 |
139 |
150 |
276 |
235 |
987 |
318 |
Electricity: Motive Power Systems |
202 |
192 |
191 |
184 |
218 |
987 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
211 |
142 |
168 |
250 |
210 |
981 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
188 |
137 |
164 |
235 |
255 |
979 |
315 |
Electric Lamp and Discharge Devices: Systems |
191 |
179 |
167 |
174 |
262 |
973 |
204 |
Chemistry: Electrical and Wave Energy |
185 |
156 |
157 |
234 |
227 |
959 |
399 |
Electrophotography |
206 |
157 |
137 |
200 |
214 |
914 |
273 |
Amusement Devices: Games |
189 |
184 |
179 |
200 |
154 |
906 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
155 |
167 |
159 |
202 |
203 |
886 |
331 |
Oscillators |
187 |
171 |
184 |
187 |
152 |
881 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
82 |
106 |
209 |
247 |
235 |
879 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
128 |
136 |
148 |
181 |
277 |
870 |
134 |
Cleaning and Liquid Contact with Solids |
159 |
147 |
162 |
187 |
211 |
866 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
155 |
135 |
174 |
218 |
180 |
862 |
475 |
Planetary Gear Transmission Systems or Components |
179 |
134 |
122 |
189 |
223 |
847 |
333 |
Wave Transmission Lines and Networks |
174 |
157 |
151 |
190 |
163 |
835 |
451 |
Abrading |
259 |
149 |
129 |
128 |
152 |
817 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
136 |
123 |
140 |
195 |
221 |
815 |
040 |
Card, Picture, or Sign Exhibiting |
150 |
167 |
131 |
169 |
194 |
811 |
405 |
Hydraulic and Earth Engineering |
145 |
166 |
155 |
178 |
156 |
800 |
585 |
Chemistry of Hydrocarbon Compounds |
133 |
153 |
150 |
168 |
196 |
800 |
114 |
Ships |
206 |
165 |
139 |
147 |
139 |
796 |
106 |
Compositions: Coating or Plastic |
154 |
141 |
129 |
205 |
156 |
785 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
193 |
134 |
130 |
155 |
170 |
782 |
036 |
Boots, Shoes, and Leggings |
122 |
147 |
135 |
209 |
168 |
781 |
053 |
Package Making |
126 |
176 |
166 |
152 |
160 |
780 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
123 |
172 |
149 |
164 |
169 |
777 |
198 |
Conveyors: Power-Driven |
171 |
145 |
141 |
164 |
148 |
769 |
095 |
Gas Separation: Processes |
103 |
148 |
118 |
172 |
217 |
758 |
414 |
Material or Article Handling |
144 |
121 |
149 |
172 |
170 |
756 |
363 |
Electric Power Conversion Systems |
113 |
121 |
143 |
166 |
182 |
725 |
290 |
Prime-Mover Dynamo Plants |
118 |
125 |
135 |
147 |
186 |
711 |
313 |
Electric Lamp and Discharge Devices |
132 |
106 |
120 |
167 |
171 |
696 |
042 |
Firearms |
104 |
106 |
98 |
169 |
207 |
684 |
043 |
Fishing, Trapping, and Vermin Destroying |
123 |
118 |
114 |
177 |
137 |
669 |
211 |
Supports: Racks |
146 |
86 |
92 |
152 |
193 |
669 |
055 |
Gas Separation |
98 |
121 |
119 |
146 |
173 |
657 |
118 |
Coating Apparatus |
113 |
109 |
116 |
150 |
164 |
652 |
241 |
Solid Material Comminution or Disintegration |
121 |
89 |
121 |
140 |
169 |
640 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
116 |
115 |
127 |
151 |
128 |
637 |
602 |
Surgery: Splint, Brace, or Bandage |
90 |
78 |
115 |
166 |
186 |
635 |
004 |
Baths, Closets, Sinks, and Spittoons |
126 |
106 |
86 |
129 |
184 |
631 |
285 |
Pipe Joints or Couplings |
80 |
137 |
140 |
146 |
117 |
620 |
417 |
Pumps |
117 |
100 |
108 |
117 |
164 |
606 |
433 |
Dentistry |
158 |
110 |
64 |
122 |
147 |
601 |
072 |
Metal Deforming |
147 |
117 |
107 |
98 |
115 |
584 |
208 |
Mineral Oils: Processes and Products |
80 |
102 |
97 |
157 |
147 |
583 |
227 |
Elongated-Member-Driving Apparatus |
72 |
78 |
98 |
143 |
181 |
572 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
151 |
79 |
96 |
130 |
105 |
561 |
081 |
Tools |
178 |
97 |
57 |
106 |
116 |
554 |
404 |
Road Structure, Process, or Apparatus |
105 |
107 |
96 |
129 |
117 |
554 |
024 |
Buckles, Buttons, Clasps, Etc. |
115 |
108 |
103 |
115 |
111 |
552 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
102 |
89 |
106 |
121 |
130 |
548 |
446 |
Amusement Devices: Toys |
96 |
84 |
85 |
136 |
146 |
547 |
434 |
Education and Demonstration |
123 |
87 |
93 |
101 |
141 |
545 |
056 |
Harvesters |
75 |
87 |
104 |
153 |
122 |
541 |
074 |
Machine Element or Mechanism |
120 |
73 |
106 |
125 |
117 |
541 |
162 |
Paper Making and Fiber Liberation |
94 |
77 |
82 |
144 |
143 |
540 |
165 |
Heat Exchange |
141 |
96 |
82 |
112 |
105 |
536 |
089 |
Ordnance |
53 |
78 |
93 |
133 |
176 |
533 |
030 |
Cutlery |
100 |
85 |
89 |
126 |
129 |
529 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
70 |
80 |
98 |
149 |
130 |
527 |
200 |
Electricity: Circuit Makers and Breakers |
102 |
119 |
114 |
90 |
100 |
525 |
242 |
Winding, Tensioning, or Guiding |
129 |
126 |
81 |
88 |
95 |
519 |
102 |
Ammunition and Explosives |
75 |
100 |
90 |
113 |
139 |
517 |
353 |
Optics: Image Projectors |
119 |
123 |
81 |
66 |
119 |
508 |
083 |
Cutting |
100 |
66 |
94 |
122 |
121 |
503 |
216 |
Etching a Substrate: Processes |
108 |
104 |
93 |
86 |
106 |
497 |
228 |
Metal Fusion Bonding |
71 |
101 |
80 |
126 |
114 |
492 |
369 |
Dynamic Information Storage or Retrieval |
90 |
89 |
77 |
98 |
137 |
491 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
117 |
95 |
88 |
97 |
86 |
483 |
294 |
Handling: Hand and Hoist-Line Implements |
103 |
83 |
74 |
106 |
115 |
481 |
366 |
Agitating (e.g., of articles and materials) |
106 |
104 |
75 |
90 |
101 |
476 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
56 |
47 |
94 |
133 |
145 |
475 |
251 |
Valves and Valve Actuation |
104 |
74 |
84 |
110 |
97 |
469 |
396 |
Photography |
49 |
71 |
92 |
128 |
109 |
449 |
181 |
Acoustics |
63 |
75 |
89 |
90 |
123 |
440 |
099 |
Foods and Beverages: Apparatus |
56 |
84 |
78 |
116 |
103 |
437 |
374 |
Thermal Measuring and Testing |
49 |
87 |
100 |
114 |
79 |
429 |
070 |
Locks |
83 |
97 |
74 |
78 |
91 |
423 |
271 |
Sheet Feeding or Delivering |
57 |
70 |
90 |
101 |
103 |
421 |
292 |
Closure Fasteners |
93 |
81 |
75 |
87 |
72 |
408 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
78 |
68 |
76 |
114 |
70 |
406 |
096 |
Gas Separation: Apparatus |
60 |
63 |
88 |
96 |
97 |
404 |
224 |
Package and Article Carriers |
70 |
70 |
45 |
110 |
107 |
402 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
87 |
85 |
71 |
82 |
77 |
402 |
188 |
Brakes |
89 |
65 |
89 |
74 |
80 |
397 |
135 |
Tent, Canopy, Umbrella, or Cane |
66 |
51 |
81 |
98 |
100 |
396 |
136 |
Batteries: Thermoelectric and Photoelectric |
46 |
32 |
59 |
108 |
149 |
394 |
209 |
Classifying, Separating, and Assorting Solids |
75 |
78 |
61 |
80 |
91 |
385 |
401 |
Coating Implements with Material Supply |
96 |
78 |
66 |
81 |
64 |
385 |
124 |
Mechanical Guns and Projectors |
68 |
57 |
50 |
107 |
102 |
384 |
047 |
Plant Husbandry |
53 |
32 |
74 |
117 |
106 |
382 |
148 |
Metal Treatment |
64 |
57 |
78 |
106 |
76 |
381 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
41 |
53 |
64 |
109 |
114 |
381 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
63 |
56 |
71 |
106 |
82 |
378 |
160 |
Flexible or Portable Closure, Partition, or Panel |
76 |
48 |
67 |
93 |
76 |
360 |
016 |
Miscellaneous Hardware |
66 |
45 |
64 |
97 |
84 |
356 |
349 |
Liquid Crystal Cells, Elements and Systems |
59 |
62 |
70 |
69 |
96 |
356 |
336 |
Inductor Devices |
78 |
44 |
54 |
76 |
103 |
355 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
65 |
60 |
47 |
93 |
89 |
354 |
192 |
Clutches and Power-Stop Control |
78 |
67 |
49 |
68 |
82 |
344 |
601 |
Surgery: Kinesitherapy |
79 |
77 |
48 |
55 |
77 |
336 |
164 |
Metal Founding |
92 |
50 |
48 |
62 |
81 |
333 |
108 |
Horizontally Supported Planar Surfaces |
49 |
50 |
63 |
84 |
86 |
332 |
221 |
Article Dispensing |
74 |
56 |
51 |
78 |
72 |
331 |
410 |
Freight Accommodation On Freight Carrier |
61 |
62 |
53 |
73 |
71 |
320 |
037 |
Excavating |
41 |
26 |
69 |
114 |
68 |
318 |
440 |
Marine Propulsion |
77 |
69 |
58 |
58 |
54 |
316 |
312 |
Supports: Cabinet Structure |
57 |
54 |
50 |
81 |
71 |
313 |
126 |
Stoves and Furnaces |
30 |
35 |
41 |
105 |
101 |
312 |
215 |
Bottles and Jars |
58 |
47 |
49 |
77 |
79 |
310 |
138 |
Pipes and Tubular Conduits |
52 |
44 |
65 |
68 |
75 |
304 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
42 |
58 |
60 |
72 |
66 |
298 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
76 |
67 |
50 |
54 |
47 |
294 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
50 |
41 |
57 |
73 |
71 |
292 |
182 |
Fire Escape, Ladder, or Scaffold |
78 |
42 |
24 |
63 |
83 |
290 |
277 |
Seal for a Joint or Juncture |
48 |
61 |
33 |
68 |
78 |
288 |
132 |
Toilet |
76 |
42 |
43 |
51 |
75 |
287 |
368 |
Horology: Time Measuring Systems or Devices |
52 |
66 |
36 |
61 |
60 |
275 |
144 |
Woodworking |
39 |
51 |
37 |
64 |
80 |
271 |
261 |
Gas and Liquid Contact Apparatus |
52 |
52 |
51 |
49 |
65 |
269 |
049 |
Movable or Removable Closures |
43 |
49 |
47 |
66 |
63 |
268 |
355 |
Photocopying |
74 |
60 |
35 |
45 |
54 |
268 |
431 |
Combustion |
50 |
36 |
62 |
66 |
54 |
268 |
501 |
Compositions: Ceramic |
37 |
32 |
56 |
77 |
58 |
260 |
452 |
Butchering |
50 |
55 |
51 |
48 |
52 |
256 |
044 |
Fuel and Related Compositions |
37 |
35 |
52 |
62 |
69 |
255 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
45 |
67 |
48 |
50 |
45 |
255 |
065 |
Glass Manufacturing |
45 |
40 |
36 |
51 |
82 |
254 |
101 |
Printing |
56 |
51 |
45 |
51 |
51 |
254 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
40 |
34 |
49 |
62 |
68 |
253 |
403 |
Joints and Connections |
41 |
56 |
44 |
58 |
54 |
253 |
441 |
Buoys, Rafts, and Aquatic Devices |
64 |
51 |
36 |
48 |
39 |
238 |
034 |
Drying and Gas or Vapor Contact with Solids |
40 |
60 |
26 |
38 |
71 |
235 |
172 |
Earth Working |
30 |
25 |
49 |
70 |
52 |
226 |
384 |
Bearings |
39 |
51 |
44 |
45 |
42 |
221 |
454 |
Ventilation |
37 |
37 |
53 |
49 |
45 |
221 |
048 |
Gas: Heating and Illuminating |
33 |
36 |
45 |
46 |
60 |
220 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
53 |
32 |
44 |
40 |
50 |
219 |
236 |
Automatic Temperature and Humidity Regulation |
44 |
29 |
33 |
58 |
52 |
216 |
392 |
Electric Resistance Heating Devices |
58 |
24 |
26 |
50 |
54 |
212 |
116 |
Signals and Indicators |
38 |
38 |
45 |
57 |
30 |
208 |
400 |
Typewriting Machines |
59 |
39 |
31 |
37 |
37 |
203 |
111 |
Planting |
35 |
39 |
42 |
49 |
35 |
200 |
131 |
Tobacco |
27 |
21 |
25 |
66 |
60 |
199 |
303 |
Fluid-Pressure and Analogous Brake Systems |
34 |
46 |
32 |
49 |
37 |
198 |
383 |
Flexible Bags |
44 |
34 |
40 |
39 |
41 |
198 |
169 |
Fire Extinguishers |
30 |
39 |
29 |
65 |
29 |
192 |
152 |
Resilient Tires and Wheels |
39 |
37 |
33 |
32 |
47 |
188 |
100 |
Presses |
40 |
47 |
29 |
30 |
41 |
187 |
301 |
Land Vehicles: Wheels and Axles |
32 |
40 |
31 |
42 |
38 |
183 |
269 |
Work Holders |
41 |
24 |
15 |
38 |
64 |
182 |
418 |
Rotary Expansible Chamber Devices |
36 |
27 |
33 |
32 |
54 |
182 |
472 |
Amusement Devices |
25 |
26 |
21 |
56 |
54 |
182 |
105 |
Railway Rolling Stock |
24 |
27 |
32 |
43 |
45 |
171 |
092 |
Expansible Chamber Devices |
48 |
40 |
29 |
26 |
27 |
170 |
267 |
Spring Devices |
34 |
40 |
26 |
29 |
41 |
170 |
474 |
Endless Belt Power Transmission Systems or Components |
30 |
21 |
25 |
45 |
49 |
170 |
256 |
Fences |
29 |
35 |
43 |
33 |
29 |
169 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
40 |
23 |
33 |
27 |
40 |
163 |
173 |
Tool Driving or Impacting |
26 |
26 |
31 |
40 |
33 |
156 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
23 |
33 |
30 |
26 |
44 |
156 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
11 |
18 |
46 |
35 |
45 |
155 |
104 |
Railways |
21 |
26 |
30 |
40 |
36 |
153 |
299 |
Mining or In Situ Disintegration of Hard Material |
17 |
40 |
25 |
27 |
39 |
148 |
177 |
Weighing Scales |
45 |
24 |
35 |
24 |
19 |
147 |
450 |
Foundation Garments |
28 |
22 |
25 |
35 |
35 |
145 |
223 |
Apparel Apparatus |
43 |
32 |
13 |
28 |
26 |
142 |
122 |
Liquid Heaters and Vaporizers |
25 |
30 |
30 |
30 |
25 |
140 |
322 |
Electricity: Single Generator Systems |
24 |
32 |
30 |
22 |
31 |
139 |
232 |
Deposit and Collection Receptacles |
46 |
37 |
20 |
16 |
15 |
134 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
6 |
22 |
23 |
33 |
44 |
128 |
027 |
Undertaking |
37 |
29 |
17 |
17 |
27 |
127 |
112 |
Sewing |
22 |
30 |
26 |
26 |
22 |
126 |
266 |
Metallurgical Apparatus |
19 |
17 |
34 |
22 |
34 |
126 |
409 |
Gear Cutting, Milling, or Planing |
35 |
30 |
21 |
18 |
20 |
124 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
22 |
22 |
27 |
28 |
25 |
124 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
20 |
14 |
22 |
40 |
27 |
123 |
014 |
Bridges |
25 |
18 |
23 |
15 |
40 |
121 |
293 |
Vehicle Fenders |
31 |
26 |
27 |
19 |
18 |
121 |
051 |
Abrasive Tool Making Process, Material, or Composition |
28 |
16 |
28 |
8 |
39 |
119 |
068 |
Textiles: Fluid Treating Apparatus |
17 |
20 |
30 |
26 |
25 |
118 |
419 |
Powder Metallurgy Processes |
16 |
23 |
28 |
30 |
20 |
117 |
460 |
Crop Threshing or Separating |
20 |
20 |
26 |
24 |
24 |
114 |
063 |
Jewelry |
29 |
26 |
19 |
22 |
17 |
113 |
082 |
Turning (e.g., for metal working) |
15 |
17 |
26 |
28 |
27 |
113 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
13 |
24 |
25 |
25 |
24 |
111 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
15 |
14 |
19 |
23 |
33 |
104 |
270 |
Sheet-Material Associating |
6 |
11 |
32 |
23 |
29 |
101 |
283 |
Printed Matter |
18 |
19 |
9 |
23 |
32 |
101 |
249 |
Static Molds |
30 |
14 |
15 |
18 |
22 |
99 |
149 |
Explosive and Thermic Compositions or Charges |
2 |
5 |
9 |
26 |
56 |
98 |
720 |
Dynamic Optical Information Storage or Retrieval |
11 |
26 |
21 |
20 |
20 |
98 |
066 |
Textiles: Knitting |
11 |
12 |
29 |
21 |
24 |
97 |
407 |
Cutters, for Shaping |
19 |
20 |
21 |
11 |
26 |
97 |
504 |
Plant Protecting and Regulating Compositions |
18 |
11 |
13 |
22 |
33 |
97 |
110 |
Furnaces |
18 |
20 |
15 |
27 |
16 |
96 |
338 |
Electrical Resistors |
29 |
14 |
8 |
27 |
16 |
94 |
184 |
Lubrication |
16 |
12 |
8 |
24 |
28 |
88 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
20 |
17 |
6 |
15 |
26 |
84 |
406 |
Conveyors: Fluid Current |
19 |
13 |
13 |
18 |
18 |
81 |
150 |
Purses, Wallets, and Protective Covers |
14 |
10 |
22 |
21 |
12 |
79 |
091 |
Motors: Expansible Chamber Type |
24 |
13 |
17 |
11 |
13 |
78 |
246 |
Railway Switches and Signals |
12 |
15 |
11 |
22 |
16 |
76 |
494 |
Imperforate Bowl: Centrifugal Separators |
10 |
14 |
15 |
14 |
23 |
76 |
054 |
Harness for Working Animal |
24 |
20 |
18 |
7 |
6 |
75 |
057 |
Textiles: Spinning, Twisting, and Twining |
20 |
15 |
16 |
10 |
13 |
74 |
071 |
Chemistry: Fertilizers |
5 |
4 |
13 |
25 |
26 |
73 |
125 |
Stone Working |
16 |
16 |
6 |
21 |
14 |
73 |
190 |
Trunks and Hand-Carried Luggage |
14 |
15 |
13 |
9 |
22 |
73 |
279 |
Chucks or Sockets |
11 |
16 |
14 |
15 |
17 |
73 |
212 |
Traversing Hoists |
10 |
17 |
18 |
13 |
14 |
72 |
007 |
Compound Hand Tools |
20 |
9 |
12 |
12 |
17 |
70 |
139 |
Textiles: Weaving |
12 |
8 |
19 |
18 |
12 |
69 |
505 |
Superconductor Technology: Apparatus, Material, Process |
9 |
7 |
13 |
24 |
16 |
69 |
332 |
Modulators |
6 |
3 |
12 |
26 |
19 |
66 |
194 |
Check-Actuated Control Mechanisms |
11 |
6 |
11 |
22 |
15 |
65 |
202 |
Distillation: Apparatus |
10 |
12 |
11 |
14 |
16 |
63 |
305 |
Wheel Substitutes for Land Vehicles |
10 |
13 |
7 |
14 |
19 |
63 |
203 |
Distillation: Processes, Separatory |
9 |
13 |
10 |
13 |
16 |
61 |
432 |
Heating |
12 |
15 |
7 |
13 |
14 |
61 |
420 |
Alloys or Metallic Compositions |
3 |
13 |
7 |
24 |
10 |
57 |
028 |
Textiles: Manufacturing |
18 |
9 |
15 |
6 |
8 |
56 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
18 |
10 |
5 |
15 |
8 |
56 |
281 |
Books, Strips, and Leaves |
4 |
11 |
8 |
23 |
9 |
55 |
298 |
Land Vehicles: Dumping |
9 |
11 |
5 |
13 |
17 |
55 |
238 |
Railways: Surface Track |
6 |
10 |
6 |
14 |
13 |
49 |
086 |
Ammunition and Explosive-Charge Making |
7 |
9 |
12 |
13 |
6 |
47 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
9 |
8 |
8 |
16 |
6 |
47 |
476 |
Friction Gear Transmission Systems or Components |
14 |
11 |
1 |
8 |
11 |
45 |
213 |
Railway Draft Appliances |
8 |
6 |
9 |
13 |
8 |
44 |
012 |
Boot and Shoe Making |
5 |
7 |
6 |
13 |
12 |
43 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
7 |
10 |
8 |
10 |
8 |
43 |
225 |
Severing by Tearing or Breaking |
13 |
6 |
6 |
9 |
9 |
43 |
076 |
Metal Tools and Implements, Making |
12 |
3 |
4 |
13 |
10 |
42 |
140 |
Wireworking |
14 |
13 |
4 |
3 |
7 |
41 |
512 |
Perfume Compositions |
10 |
8 |
7 |
12 |
4 |
41 |
157 |
Wheelwright Machines |
9 |
10 |
7 |
6 |
8 |
40 |
038 |
Textiles: Ironing or Smoothing |
12 |
6 |
6 |
9 |
6 |
39 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
8 |
4 |
12 |
8 |
7 |
39 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
6 |
9 |
7 |
6 |
11 |
39 |
059 |
Chain, Staple, and Horseshoe Making |
8 |
8 |
6 |
4 |
11 |
37 |
850 |
Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] |
0 |
0 |
5 |
17 |
15 |
37 |
352 |
Optics: Motion Pictures |
9 |
8 |
7 |
6 |
5 |
35 |
412 |
Bookbinding: Process and Apparatus |
3 |
5 |
7 |
12 |
4 |
31 |
373 |
Industrial Electric Heating Furnaces |
9 |
9 |
2 |
7 |
3 |
30 |
019 |
Textiles: Fiber Preparation |
4 |
6 |
6 |
10 |
3 |
29 |
201 |
Distillation: Processes, Thermolytic |
0 |
3 |
7 |
10 |
8 |
28 |
492 |
Roll or Roller |
5 |
4 |
4 |
6 |
8 |
27 |
127 |
Sugar, Starch, and Carbohydrates |
6 |
2 |
4 |
9 |
5 |
26 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
3 |
7 |
3 |
5 |
5 |
23 |
186 |
Merchandising |
5 |
3 |
4 |
3 |
5 |
20 |
226 |
Advancing Material of Indeterminate Length |
8 |
6 |
2 |
2 |
2 |
20 |
289 |
Knots and Knot Tying |
2 |
4 |
5 |
3 |
6 |
20 |
329 |
Demodulators |
2 |
6 |
6 |
2 |
4 |
20 |
023 |
Chemistry: Physical Processes |
4 |
2 |
2 |
4 |
7 |
19 |
159 |
Concentrating Evaporators |
2 |
2 |
3 |
4 |
8 |
19 |
237 |
Heating Systems |
3 |
3 |
2 |
4 |
7 |
19 |
483 |
Tool Changing |
3 |
6 |
4 |
4 |
2 |
19 |
388 |
Electricity: Motor Control Systems |
4 |
4 |
4 |
5 |
1 |
18 |
168 |
Farriery |
3 |
5 |
6 |
2 |
0 |
16 |
191 |
Electricity: Transmission To Vehicles |
1 |
2 |
4 |
0 |
9 |
16 |
453 |
Coin Handling |
3 |
2 |
5 |
5 |
1 |
16 |
026 |
Textiles: Cloth Finishing |
4 |
2 |
1 |
6 |
2 |
15 |
087 |
Textiles: Braiding, Netting, and Lace Making |
3 |
3 |
1 |
3 |
4 |
14 |
109 |
Safes, Bank Protection, or a Related Device |
2 |
4 |
2 |
4 |
2 |
14 |
449 |
Bee Culture (propagating, raising, caring for bees) |
1 |
1 |
3 |
1 |
5 |
11 |
171 |
Unearthing Plants or Buried Objects |
1 |
1 |
2 |
5 |
1 |
10 |
196 |
Mineral Oils: Apparatus |
0 |
2 |
1 |
1 |
6 |
10 |
413 |
Sheet Metal Container Making |
3 |
2 |
1 |
0 |
3 |
9 |
217 |
Wooden Receptacles |
0 |
2 |
0 |
3 |
1 |
6 |
300 |
Brush, Broom, and Mop Making |
0 |
0 |
0 |
5 |
1 |
6 |
346 |
Recorders |
3 |
2 |
0 |
1 |
0 |
6 |
178 |
Telegraphy |
2 |
1 |
1 |
1 |
0 |
5 |
291 |
Track Sanders |
1 |
0 |
2 |
1 |
1 |
5 |
231 |
Whips and Whip Apparatus |
0 |
2 |
1 |
1 |
0 |
4 |
334 |
Tuners |
1 |
1 |
1 |
1 |
0 |
4 |
069 |
Leather Manufactures |
1 |
0 |
1 |
0 |
1 |
3 |
260 |
Chemistry of Carbon Compounds |
0 |
0 |
2 |
0 |
1 |
3 |
234 |
Selective Cutting (e.g., Punching) |
0 |
1 |
0 |
1 |
0 |
2 |
295 |
Railway Wheels and Axles |
1 |
1 |
0 |
0 |
0 |
2 |
462 |
Books, Strips, and Leaves for Manifolding |
1 |
1 |
0 |
0 |
0 |
2 |
142 |
Wood Turning |
0 |
0 |
1 |
0 |
0 |
1 |
147 |
Coopering |
0 |
0 |
0 |
1 |
0 |
1 |
185 |
Motors: Spring, Weight, or Animal Powered |
0 |
0 |
0 |
1 |
0 |
1 |
314 |
Electric Lamp and Discharge Devices: Consumable Electrodes |
0 |
0 |
1 |
0 |
0 |
1 |
ALL |
ALL CLASSES |
79526 |
77502 |
82382 |
107792 |
108626 |
455828 |