257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
1461 |
1325 |
1649 |
2348 |
2284 |
9067 |
438 |
Semiconductor Device Manufacturing: Process |
1012 |
1044 |
1148 |
1500 |
1515 |
6219 |
399 |
Electrophotography |
923 |
981 |
1035 |
1383 |
1479 |
5801 |
347 |
Incremental Printing of Symbolic Information |
797 |
965 |
976 |
1232 |
1286 |
5256 |
348 |
Television |
611 |
827 |
1019 |
1142 |
1431 |
5030 |
358 |
Facsimile and Static Presentation Processing |
705 |
738 |
810 |
975 |
1177 |
4405 |
359 |
Optical: Systems and Elements |
823 |
767 |
849 |
932 |
917 |
4288 |
345 |
Computer Graphics Processing and Selective Visual Display Systems |
827 |
723 |
749 |
928 |
937 |
4164 |
382 |
Image Analysis |
614 |
697 |
741 |
888 |
1051 |
3991 |
369 |
Dynamic Information Storage or Retrieval |
705 |
676 |
637 |
805 |
898 |
3721 |
428 |
Stock Material or Miscellaneous Articles |
624 |
584 |
619 |
853 |
934 |
3614 |
370 |
Multiplex Communications |
376 |
542 |
658 |
898 |
894 |
3368 |
455 |
Telecommunications |
645 |
580 |
534 |
634 |
770 |
3163 |
365 |
Static Information Storage and Retrieval |
640 |
595 |
583 |
629 |
670 |
3117 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
587 |
539 |
574 |
654 |
657 |
3011 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
515 |
459 |
470 |
761 |
801 |
3006 |
250 |
Radiant Energy |
588 |
605 |
620 |
622 |
522 |
2957 |
349 |
Liquid Crystal Cells, Elements and Systems |
382 |
414 |
589 |
680 |
823 |
2888 |
310 |
Electrical Generator or Motor Structure |
407 |
452 |
575 |
616 |
627 |
2677 |
361 |
Electricity: Electrical Systems and Devices |
389 |
438 |
420 |
604 |
618 |
2469 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
312 |
315 |
413 |
682 |
614 |
2336 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
334 |
363 |
389 |
624 |
616 |
2326 |
123 |
Internal-Combustion Engines |
614 |
545 |
393 |
402 |
343 |
2297 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
345 |
321 |
416 |
527 |
604 |
2213 |
532 |
Organic Compounds (includes Classes 532-570) |
387 |
369 |
407 |
504 |
531 |
2198 |
439 |
Electrical Connectors |
457 |
459 |
389 |
407 |
359 |
2071 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
412 |
405 |
453 |
394 |
378 |
2042 |
375 |
Pulse or Digital Communications |
317 |
333 |
323 |
486 |
558 |
2017 |
709 |
Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) |
323 |
327 |
342 |
452 |
438 |
1882 |
324 |
Electricity: Measuring and Testing |
373 |
335 |
386 |
441 |
322 |
1857 |
073 |
Measuring and Testing |
359 |
377 |
351 |
343 |
359 |
1789 |
385 |
Optical Waveguides |
458 |
417 |
363 |
305 |
209 |
1752 |
313 |
Electric Lamp and Discharge Devices |
303 |
264 |
287 |
422 |
460 |
1736 |
435 |
Chemistry: Molecular Biology and Microbiology |
309 |
321 |
274 |
404 |
426 |
1734 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
315 |
383 |
299 |
312 |
412 |
1721 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
286 |
319 |
330 |
329 |
392 |
1656 |
356 |
Optics: Measuring and Testing |
293 |
320 |
320 |
359 |
353 |
1645 |
386 |
Motion Video Signal Processing for Recording or Reproducing |
295 |
297 |
277 |
318 |
405 |
1592 |
029 |
Metal Working |
338 |
261 |
274 |
363 |
333 |
1569 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
275 |
296 |
282 |
355 |
321 |
1529 |
396 |
Photography |
109 |
225 |
360 |
453 |
312 |
1459 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
253 |
233 |
274 |
347 |
320 |
1427 |
180 |
Motor Vehicles |
234 |
241 |
307 |
340 |
292 |
1414 |
340 |
Communications: Electrical |
252 |
255 |
242 |
321 |
316 |
1386 |
362 |
Illumination |
245 |
211 |
268 |
323 |
258 |
1305 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
188 |
169 |
238 |
352 |
353 |
1300 |
280 |
Land Vehicles |
211 |
267 |
227 |
315 |
236 |
1256 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
236 |
197 |
179 |
278 |
288 |
1178 |
318 |
Electricity: Motive Power Systems |
214 |
191 |
222 |
240 |
303 |
1170 |
271 |
Sheet Feeding or Delivering |
95 |
176 |
223 |
308 |
334 |
1136 |
372 |
Coherent Light Generators |
119 |
181 |
212 |
318 |
224 |
1054 |
128 |
Surgery (includes Class 600) |
157 |
154 |
148 |
285 |
296 |
1040 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
212 |
185 |
187 |
206 |
203 |
993 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
133 |
163 |
182 |
240 |
237 |
955 |
060 |
Power Plants |
174 |
167 |
181 |
209 |
208 |
939 |
427 |
Coating Processes |
137 |
133 |
170 |
239 |
237 |
916 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
118 |
133 |
146 |
222 |
290 |
909 |
353 |
Optics: Image Projectors |
189 |
138 |
122 |
153 |
263 |
865 |
252 |
Compositions |
133 |
140 |
147 |
208 |
220 |
848 |
398 |
Optical Communications |
146 |
136 |
146 |
198 |
198 |
824 |
174 |
Electricity: Conductors and Insulators |
149 |
146 |
138 |
169 |
216 |
818 |
343 |
Communications: Radio Wave Antennas |
159 |
171 |
152 |
175 |
141 |
798 |
341 |
Coded Data Generation or Conversion |
156 |
176 |
138 |
142 |
166 |
778 |
715 |
DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) |
140 |
109 |
159 |
190 |
173 |
771 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
153 |
169 |
135 |
159 |
149 |
765 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
137 |
129 |
127 |
171 |
191 |
755 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
115 |
183 |
132 |
184 |
134 |
748 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
100 |
113 |
112 |
238 |
184 |
747 |
333 |
Wave Transmission Lines and Networks |
123 |
152 |
196 |
137 |
139 |
747 |
296 |
Land Vehicles: Bodies and Tops |
132 |
137 |
136 |
176 |
164 |
745 |
381 |
Electrical Audio Signal Processing Systems and Devices |
97 |
101 |
118 |
166 |
262 |
744 |
716 |
Computer-Aided Design and Analysis of Circuits and Semiconductor Masks |
125 |
132 |
123 |
172 |
179 |
731 |
084 |
Music |
120 |
146 |
157 |
156 |
123 |
702 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
92 |
110 |
96 |
202 |
186 |
686 |
219 |
Electric Heating |
147 |
129 |
104 |
134 |
152 |
666 |
074 |
Machine Element or Mechanism |
106 |
117 |
124 |
161 |
143 |
651 |
330 |
Amplifiers |
122 |
137 |
133 |
143 |
110 |
645 |
355 |
Photocopying |
135 |
129 |
113 |
113 |
142 |
632 |
378 |
X-Ray or Gamma Ray Systems or Devices |
115 |
114 |
123 |
151 |
127 |
630 |
726 |
Information Security |
61 |
86 |
114 |
152 |
186 |
599 |
720 |
Dynamic Optical Information Storage or Retrieval |
142 |
118 |
110 |
108 |
116 |
594 |
148 |
Metal Treatment |
79 |
99 |
100 |
157 |
154 |
589 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
55 |
82 |
148 |
171 |
131 |
587 |
323 |
Electricity: Power Supply or Regulation Systems |
100 |
77 |
131 |
149 |
129 |
586 |
315 |
Electric Lamp and Discharge Devices: Systems |
119 |
116 |
98 |
103 |
138 |
574 |
463 |
Amusement Devices: Games |
61 |
69 |
74 |
164 |
197 |
565 |
106 |
Compositions: Coating or Plastic |
135 |
94 |
83 |
118 |
124 |
554 |
384 |
Bearings |
106 |
84 |
92 |
130 |
133 |
545 |
062 |
Refrigeration |
114 |
97 |
71 |
132 |
110 |
524 |
604 |
Surgery (Medicators and Receptors) |
91 |
89 |
76 |
126 |
130 |
512 |
473 |
Games Using Tangible Projectile |
114 |
94 |
105 |
103 |
86 |
502 |
326 |
Electronic Digital Logic Circuitry |
95 |
101 |
84 |
119 |
101 |
500 |
363 |
Electric Power Conversion Systems |
94 |
80 |
107 |
111 |
100 |
492 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
65 |
88 |
109 |
132 |
97 |
491 |
380 |
Cryptography |
93 |
83 |
84 |
95 |
116 |
471 |
423 |
Chemistry of Inorganic Compounds |
58 |
66 |
98 |
135 |
106 |
463 |
118 |
Coating Apparatus |
60 |
74 |
87 |
110 |
131 |
462 |
331 |
Oscillators |
91 |
81 |
80 |
97 |
110 |
459 |
204 |
Chemistry: Electrical and Wave Energy |
78 |
72 |
71 |
98 |
138 |
457 |
307 |
Electrical Transmission or Interconnection Systems |
60 |
75 |
89 |
99 |
125 |
448 |
210 |
Liquid Purification or Separation |
97 |
78 |
75 |
90 |
107 |
447 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
85 |
88 |
61 |
93 |
99 |
426 |
451 |
Abrading |
110 |
76 |
75 |
81 |
75 |
417 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
62 |
63 |
75 |
126 |
91 |
417 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
87 |
72 |
91 |
75 |
90 |
415 |
725 |
Interactive Video Distribution Systems |
39 |
41 |
99 |
114 |
122 |
415 |
200 |
Electricity: Circuit Makers and Breakers |
103 |
69 |
89 |
63 |
90 |
414 |
297 |
Chairs and Seats |
55 |
59 |
75 |
108 |
102 |
399 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
87 |
87 |
77 |
74 |
72 |
397 |
501 |
Compositions: Ceramic |
71 |
67 |
81 |
83 |
86 |
388 |
270 |
Sheet-Material Associating |
35 |
47 |
64 |
90 |
142 |
378 |
400 |
Typewriting Machines |
98 |
70 |
61 |
70 |
76 |
375 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
88 |
84 |
67 |
61 |
43 |
343 |
475 |
Planetary Gear Transmission Systems or Components |
65 |
59 |
69 |
58 |
89 |
340 |
072 |
Metal Deforming |
76 |
68 |
48 |
69 |
78 |
339 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
57 |
66 |
61 |
73 |
78 |
335 |
242 |
Winding, Tensioning, or Guiding |
86 |
69 |
67 |
70 |
42 |
334 |
216 |
Etching a Substrate: Processes |
48 |
47 |
54 |
73 |
101 |
323 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
60 |
65 |
54 |
59 |
84 |
322 |
152 |
Resilient Tires and Wheels |
59 |
48 |
63 |
74 |
77 |
321 |
165 |
Heat Exchange |
82 |
52 |
60 |
61 |
66 |
321 |
336 |
Inductor Devices |
67 |
65 |
38 |
71 |
79 |
320 |
436 |
Chemistry: Analytical and Immunological Testing |
38 |
47 |
49 |
80 |
106 |
320 |
474 |
Endless Belt Power Transmission Systems or Components |
50 |
39 |
38 |
86 |
104 |
317 |
417 |
Pumps |
40 |
48 |
57 |
75 |
90 |
310 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
74 |
39 |
53 |
63 |
70 |
299 |
228 |
Metal Fusion Bonding |
28 |
48 |
44 |
98 |
79 |
297 |
134 |
Cleaning and Liquid Contact with Solids |
49 |
41 |
48 |
67 |
89 |
294 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
44 |
38 |
47 |
79 |
67 |
275 |
440 |
Marine Propulsion |
71 |
66 |
62 |
24 |
45 |
268 |
379 |
Telephonic Communications |
49 |
39 |
50 |
66 |
63 |
267 |
192 |
Clutches and Power-Stop Control |
52 |
42 |
42 |
72 |
54 |
262 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
36 |
51 |
47 |
62 |
64 |
260 |
188 |
Brakes |
62 |
55 |
38 |
48 |
55 |
258 |
418 |
Rotary Expansible Chamber Devices |
44 |
55 |
66 |
53 |
37 |
255 |
137 |
Fluid Handling |
55 |
38 |
42 |
54 |
58 |
247 |
606 |
Surgery (instruments) |
36 |
35 |
37 |
66 |
57 |
231 |
303 |
Fluid-Pressure and Analogous Brake Systems |
52 |
37 |
40 |
41 |
53 |
223 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
42 |
39 |
31 |
49 |
57 |
218 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
41 |
31 |
44 |
46 |
54 |
216 |
248 |
Supports (e.g., for holding articles, etc.) |
39 |
24 |
44 |
62 |
45 |
214 |
414 |
Material or Article Handling |
24 |
35 |
30 |
49 |
65 |
203 |
206 |
Special Receptacle or Package |
26 |
39 |
35 |
55 |
40 |
195 |
251 |
Valves and Valve Actuation |
40 |
37 |
34 |
47 |
37 |
195 |
198 |
Conveyors: Power-Driven |
30 |
40 |
27 |
50 |
42 |
189 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
30 |
24 |
49 |
41 |
45 |
189 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
34 |
26 |
25 |
55 |
48 |
188 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
37 |
42 |
23 |
48 |
38 |
188 |
368 |
Horology: Time Measuring Systems or Devices |
34 |
42 |
35 |
41 |
34 |
186 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
36 |
28 |
30 |
40 |
51 |
185 |
055 |
Gas Separation |
21 |
38 |
40 |
31 |
54 |
184 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
32 |
34 |
26 |
56 |
36 |
184 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
33 |
41 |
31 |
37 |
39 |
181 |
136 |
Batteries: Thermoelectric and Photoelectric |
22 |
17 |
16 |
45 |
80 |
180 |
181 |
Acoustics |
16 |
35 |
28 |
52 |
44 |
175 |
096 |
Gas Separation: Apparatus |
20 |
38 |
32 |
47 |
36 |
173 |
164 |
Metal Founding |
34 |
17 |
25 |
44 |
50 |
170 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
36 |
22 |
28 |
43 |
40 |
169 |
101 |
Printing |
40 |
34 |
28 |
35 |
29 |
166 |
033 |
Geometrical Instruments |
36 |
38 |
24 |
33 |
34 |
165 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
21 |
29 |
31 |
43 |
38 |
162 |
015 |
Brushing, Scrubbing, and General Cleaning |
35 |
30 |
21 |
34 |
41 |
161 |
277 |
Seal for a Joint or Juncture |
30 |
23 |
14 |
45 |
48 |
160 |
338 |
Electrical Resistors |
27 |
25 |
23 |
45 |
38 |
158 |
065 |
Glass Manufacturing |
17 |
31 |
18 |
41 |
50 |
157 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
22 |
29 |
30 |
36 |
40 |
157 |
290 |
Prime-Mover Dynamo Plants |
27 |
35 |
30 |
26 |
37 |
155 |
024 |
Buckles, Buttons, Clasps, Etc. |
34 |
31 |
28 |
29 |
29 |
151 |
706 |
DP: Artificial Intelligence (Data Processing) |
11 |
26 |
27 |
45 |
42 |
151 |
112 |
Sewing |
31 |
29 |
24 |
21 |
45 |
150 |
285 |
Pipe Joints or Couplings |
22 |
36 |
32 |
28 |
29 |
147 |
718 |
Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) |
18 |
21 |
21 |
44 |
43 |
147 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
22 |
26 |
26 |
23 |
42 |
139 |
374 |
Thermal Measuring and Testing |
13 |
22 |
36 |
34 |
31 |
136 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
12 |
9 |
25 |
38 |
47 |
131 |
227 |
Elongated-Member-Driving Apparatus |
25 |
21 |
20 |
32 |
29 |
127 |
083 |
Cutting |
14 |
25 |
20 |
30 |
37 |
126 |
267 |
Spring Devices |
30 |
32 |
17 |
20 |
27 |
126 |
053 |
Package Making |
21 |
31 |
21 |
31 |
18 |
122 |
220 |
Receptacles |
12 |
14 |
30 |
34 |
30 |
120 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
14 |
20 |
18 |
37 |
29 |
118 |
030 |
Cutlery |
25 |
22 |
21 |
19 |
25 |
112 |
241 |
Solid Material Comminution or Disintegration |
31 |
13 |
19 |
23 |
25 |
111 |
292 |
Closure Fasteners |
19 |
24 |
19 |
22 |
24 |
108 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
16 |
15 |
15 |
31 |
26 |
103 |
052 |
Static Structures (e.g., Buildings) |
12 |
11 |
19 |
33 |
28 |
103 |
162 |
Paper Making and Fiber Liberation |
17 |
13 |
24 |
21 |
28 |
103 |
401 |
Coating Implements with Material Supply |
23 |
17 |
16 |
20 |
26 |
102 |
173 |
Tool Driving or Impacting |
13 |
22 |
16 |
26 |
24 |
101 |
049 |
Movable or Removable Closures |
12 |
10 |
27 |
32 |
17 |
98 |
322 |
Electricity: Single Generator Systems |
30 |
19 |
23 |
14 |
11 |
97 |
016 |
Miscellaneous Hardware |
19 |
18 |
12 |
14 |
25 |
88 |
222 |
Dispensing (apparatus and process) |
20 |
18 |
12 |
22 |
16 |
88 |
420 |
Alloys or Metallic Compositions |
8 |
17 |
21 |
19 |
23 |
88 |
095 |
Gas Separation: Processes |
11 |
11 |
13 |
27 |
25 |
87 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
12 |
19 |
13 |
17 |
22 |
83 |
261 |
Gas and Liquid Contact Apparatus |
26 |
15 |
12 |
11 |
18 |
82 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
16 |
9 |
11 |
15 |
30 |
81 |
719 |
Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) |
6 |
21 |
21 |
10 |
22 |
80 |
092 |
Expansible Chamber Devices |
22 |
15 |
16 |
15 |
10 |
78 |
034 |
Drying and Gas or Vapor Contact with Solids |
13 |
26 |
14 |
10 |
14 |
77 |
070 |
Locks |
11 |
17 |
9 |
18 |
20 |
75 |
002 |
Apparel |
4 |
12 |
10 |
28 |
20 |
74 |
266 |
Metallurgical Apparatus |
8 |
13 |
16 |
20 |
15 |
72 |
409 |
Gear Cutting, Milling, or Planing |
24 |
12 |
6 |
9 |
19 |
70 |
366 |
Agitating (e.g., of articles and materials) |
9 |
18 |
10 |
13 |
18 |
68 |
138 |
Pipes and Tubular Conduits |
14 |
15 |
17 |
13 |
8 |
67 |
293 |
Vehicle Fenders |
8 |
14 |
12 |
14 |
19 |
67 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
20 |
7 |
3 |
21 |
16 |
67 |
482 |
Exercise Devices |
7 |
8 |
10 |
18 |
23 |
66 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
17 |
8 |
7 |
11 |
19 |
62 |
194 |
Check-Actuated Control Mechanisms |
9 |
7 |
10 |
25 |
11 |
62 |
601 |
Surgery: Kinesitherapy |
10 |
10 |
8 |
12 |
21 |
61 |
114 |
Ships |
12 |
16 |
8 |
8 |
16 |
60 |
392 |
Electric Resistance Heating Devices |
9 |
6 |
9 |
14 |
22 |
60 |
419 |
Powder Metallurgy Processes |
13 |
3 |
10 |
18 |
16 |
60 |
066 |
Textiles: Knitting |
23 |
11 |
10 |
10 |
5 |
59 |
505 |
Superconductor Technology: Apparatus, Material, Process |
10 |
2 |
11 |
21 |
15 |
59 |
048 |
Gas: Heating and Illuminating |
11 |
16 |
11 |
10 |
10 |
58 |
407 |
Cutters, for Shaping |
9 |
6 |
17 |
10 |
16 |
58 |
585 |
Chemistry of Hydrocarbon Compounds |
3 |
17 |
10 |
11 |
17 |
58 |
177 |
Weighing Scales |
12 |
11 |
12 |
8 |
14 |
57 |
432 |
Heating |
7 |
12 |
11 |
12 |
15 |
57 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
6 |
11 |
4 |
19 |
16 |
56 |
056 |
Harvesters |
8 |
11 |
13 |
12 |
11 |
55 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
11 |
15 |
11 |
11 |
7 |
55 |
504 |
Plant Protecting and Regulating Compositions |
9 |
6 |
11 |
17 |
12 |
55 |
209 |
Classifying, Separating, and Assorting Solids |
6 |
10 |
7 |
11 |
20 |
54 |
294 |
Handling: Hand and Hoist-Line Implements |
8 |
13 |
12 |
13 |
8 |
54 |
403 |
Joints and Connections |
4 |
15 |
15 |
11 |
9 |
54 |
269 |
Work Holders |
11 |
7 |
7 |
9 |
19 |
53 |
454 |
Ventilation |
18 |
11 |
7 |
8 |
9 |
53 |
051 |
Abrasive Tool Making Process, Material, or Composition |
11 |
5 |
11 |
10 |
14 |
51 |
184 |
Lubrication |
9 |
7 |
2 |
10 |
21 |
49 |
091 |
Motors: Expansible Chamber Type |
12 |
9 |
10 |
4 |
13 |
48 |
446 |
Amusement Devices: Toys |
11 |
12 |
8 |
10 |
7 |
48 |
082 |
Turning (e.g., for metal working) |
3 |
7 |
12 |
12 |
13 |
47 |
273 |
Amusement Devices: Games |
5 |
7 |
7 |
21 |
7 |
47 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
11 |
12 |
11 |
8 |
5 |
47 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
9 |
5 |
7 |
15 |
11 |
47 |
215 |
Bottles and Jars |
8 |
6 |
14 |
11 |
7 |
46 |
301 |
Land Vehicles: Wheels and Axles |
10 |
13 |
10 |
7 |
6 |
46 |
332 |
Modulators |
11 |
6 |
6 |
11 |
12 |
46 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
6 |
7 |
1 |
12 |
20 |
46 |
433 |
Dentistry |
10 |
7 |
4 |
11 |
14 |
46 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
7 |
5 |
11 |
13 |
9 |
45 |
607 |
Surgery: Light, Thermal, and Electrical Application |
10 |
7 |
8 |
5 |
15 |
45 |
221 |
Article Dispensing |
8 |
12 |
5 |
9 |
9 |
43 |
037 |
Excavating |
9 |
2 |
15 |
12 |
3 |
41 |
059 |
Chain, Staple, and Horseshoe Making |
7 |
12 |
12 |
6 |
3 |
40 |
081 |
Tools |
13 |
4 |
2 |
11 |
10 |
40 |
068 |
Textiles: Fluid Treating Apparatus |
4 |
5 |
11 |
9 |
9 |
38 |
434 |
Education and Demonstration |
6 |
10 |
2 |
10 |
10 |
38 |
160 |
Flexible or Portable Closure, Partition, or Panel |
2 |
7 |
5 |
15 |
8 |
37 |
208 |
Mineral Oils: Processes and Products |
6 |
8 |
7 |
9 |
7 |
37 |
236 |
Automatic Temperature and Humidity Regulation |
10 |
4 |
3 |
13 |
7 |
37 |
244 |
Aeronautics and Astronautics |
11 |
3 |
4 |
10 |
9 |
37 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
4 |
8 |
8 |
10 |
7 |
37 |
004 |
Baths, Closets, Sinks, and Spittoons |
8 |
5 |
4 |
10 |
9 |
36 |
119 |
Animal Husbandry |
4 |
7 |
3 |
10 |
12 |
36 |
305 |
Wheel Substitutes for Land Vehicles |
11 |
7 |
5 |
6 |
7 |
36 |
104 |
Railways |
7 |
4 |
6 |
14 |
4 |
35 |
602 |
Surgery: Splint, Brace, or Bandage |
7 |
8 |
7 |
7 |
6 |
35 |
057 |
Textiles: Spinning, Twisting, and Twining |
5 |
4 |
9 |
10 |
6 |
34 |
132 |
Toilet |
5 |
5 |
11 |
7 |
6 |
34 |
453 |
Coin Handling |
8 |
10 |
8 |
7 |
0 |
33 |
492 |
Roll or Roller |
6 |
5 |
4 |
10 |
8 |
33 |
099 |
Foods and Beverages: Apparatus |
8 |
2 |
5 |
12 |
5 |
32 |
116 |
Signals and Indicators |
4 |
5 |
7 |
9 |
7 |
32 |
126 |
Stoves and Furnaces |
4 |
8 |
4 |
8 |
7 |
31 |
139 |
Textiles: Weaving |
5 |
8 |
4 |
8 |
6 |
31 |
483 |
Tool Changing |
15 |
7 |
3 |
3 |
3 |
31 |
005 |
Beds |
7 |
3 |
2 |
5 |
12 |
29 |
131 |
Tobacco |
4 |
1 |
6 |
9 |
9 |
29 |
212 |
Traversing Hoists |
7 |
8 |
5 |
9 |
0 |
29 |
383 |
Flexible Bags |
4 |
4 |
6 |
6 |
9 |
29 |
122 |
Liquid Heaters and Vaporizers |
2 |
7 |
6 |
8 |
5 |
28 |
431 |
Combustion |
2 |
1 |
11 |
8 |
6 |
28 |
850 |
Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] |
0 |
0 |
4 |
8 |
16 |
28 |
312 |
Supports: Cabinet Structure |
7 |
8 |
4 |
4 |
4 |
27 |
329 |
Demodulators |
4 |
4 |
7 |
5 |
7 |
27 |
036 |
Boots, Shoes, and Leggings |
3 |
4 |
7 |
5 |
7 |
26 |
047 |
Plant Husbandry |
3 |
1 |
5 |
7 |
10 |
26 |
249 |
Static Molds |
3 |
7 |
3 |
8 |
5 |
26 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
4 |
3 |
1 |
7 |
10 |
25 |
412 |
Bookbinding: Process and Apparatus |
2 |
2 |
2 |
11 |
8 |
25 |
476 |
Friction Gear Transmission Systems or Components |
8 |
6 |
4 |
3 |
4 |
25 |
494 |
Imperforate Bowl: Centrifugal Separators |
5 |
5 |
2 |
4 |
9 |
25 |
040 |
Card, Picture, or Sign Exhibiting |
2 |
9 |
6 |
4 |
2 |
23 |
044 |
Fuel and Related Compositions |
3 |
3 |
4 |
5 |
8 |
23 |
405 |
Hydraulic and Earth Engineering |
7 |
4 |
0 |
8 |
4 |
23 |
102 |
Ammunition and Explosives |
6 |
4 |
4 |
4 |
4 |
22 |
100 |
Presses |
6 |
4 |
4 |
2 |
5 |
21 |
223 |
Apparel Apparatus |
1 |
6 |
2 |
7 |
5 |
21 |
203 |
Distillation: Processes, Separatory |
8 |
2 |
4 |
3 |
2 |
19 |
211 |
Supports: Racks |
4 |
3 |
0 |
4 |
8 |
19 |
125 |
Stone Working |
6 |
4 |
2 |
1 |
5 |
18 |
172 |
Earth Working |
3 |
4 |
3 |
4 |
4 |
18 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
1 |
2 |
6 |
5 |
4 |
18 |
124 |
Mechanical Guns and Projectors |
4 |
2 |
0 |
4 |
7 |
17 |
144 |
Woodworking |
5 |
7 |
0 |
2 |
3 |
17 |
175 |
Boring or Penetrating the Earth |
2 |
3 |
1 |
5 |
5 |
16 |
202 |
Distillation: Apparatus |
3 |
3 |
2 |
4 |
4 |
16 |
224 |
Package and Article Carriers |
6 |
2 |
5 |
1 |
2 |
16 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
1 |
2 |
5 |
3 |
5 |
16 |
108 |
Horizontally Supported Planar Surfaces |
0 |
2 |
1 |
8 |
4 |
15 |
110 |
Furnaces |
4 |
5 |
0 |
4 |
2 |
15 |
452 |
Butchering |
4 |
5 |
2 |
2 |
2 |
15 |
140 |
Wireworking |
3 |
5 |
0 |
2 |
4 |
14 |
404 |
Road Structure, Process, or Apparatus |
6 |
5 |
2 |
1 |
0 |
14 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
5 |
2 |
1 |
4 |
2 |
14 |
149 |
Explosive and Thermic Compositions or Charges |
0 |
1 |
2 |
5 |
5 |
13 |
028 |
Textiles: Manufacturing |
2 |
1 |
5 |
2 |
2 |
12 |
225 |
Severing by Tearing or Breaking |
0 |
1 |
3 |
5 |
3 |
12 |
014 |
Bridges |
1 |
1 |
1 |
2 |
6 |
11 |
237 |
Heating Systems |
1 |
0 |
2 |
3 |
5 |
11 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
1 |
1 |
2 |
6 |
1 |
11 |
406 |
Conveyors: Fluid Current |
3 |
0 |
3 |
4 |
1 |
11 |
226 |
Advancing Material of Indeterminate Length |
4 |
2 |
0 |
2 |
2 |
10 |
283 |
Printed Matter |
1 |
3 |
1 |
3 |
2 |
10 |
388 |
Electricity: Motor Control Systems |
1 |
1 |
3 |
2 |
3 |
10 |
043 |
Fishing, Trapping, and Vermin Destroying |
2 |
0 |
2 |
3 |
2 |
9 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
3 |
2 |
3 |
0 |
1 |
9 |
023 |
Chemistry: Physical Processes |
0 |
1 |
1 |
2 |
4 |
8 |
105 |
Railway Rolling Stock |
2 |
3 |
0 |
1 |
2 |
8 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
2 |
3 |
1 |
2 |
0 |
8 |
450 |
Foundation Garments |
1 |
1 |
1 |
5 |
0 |
8 |
512 |
Perfume Compositions |
2 |
1 |
2 |
1 |
2 |
8 |
063 |
Jewelry |
3 |
3 |
0 |
1 |
0 |
7 |
279 |
Chucks or Sockets |
3 |
0 |
1 |
2 |
1 |
7 |
472 |
Amusement Devices |
2 |
1 |
0 |
0 |
4 |
7 |
506 |
Combinatorial Chemistry Technology: Method, Library, Apparatus |
1 |
0 |
0 |
2 |
3 |
6 |
026 |
Textiles: Cloth Finishing |
1 |
1 |
1 |
0 |
2 |
5 |
038 |
Textiles: Ironing or Smoothing |
2 |
1 |
0 |
1 |
1 |
5 |
135 |
Tent, Canopy, Umbrella, or Cane |
2 |
0 |
2 |
1 |
0 |
5 |
169 |
Fire Extinguishers |
2 |
1 |
1 |
0 |
1 |
5 |
201 |
Distillation: Processes, Thermolytic |
0 |
0 |
0 |
3 |
2 |
5 |
334 |
Tuners |
0 |
1 |
2 |
2 |
0 |
5 |
410 |
Freight Accommodation On Freight Carrier |
0 |
3 |
0 |
1 |
1 |
5 |
019 |
Textiles: Fiber Preparation |
0 |
1 |
2 |
0 |
1 |
4 |
071 |
Chemistry: Fertilizers |
0 |
2 |
0 |
1 |
1 |
4 |
076 |
Metal Tools and Implements, Making |
3 |
0 |
0 |
0 |
1 |
4 |
086 |
Ammunition and Explosive-Charge Making |
0 |
1 |
0 |
0 |
3 |
4 |
087 |
Textiles: Braiding, Netting, and Lace Making |
0 |
2 |
0 |
1 |
1 |
4 |
178 |
Telegraphy |
0 |
0 |
0 |
1 |
3 |
4 |
246 |
Railway Switches and Signals |
3 |
1 |
0 |
0 |
0 |
4 |
441 |
Buoys, Rafts, and Aquatic Devices |
1 |
1 |
1 |
1 |
0 |
4 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
2 |
1 |
0 |
1 |
0 |
4 |
027 |
Undertaking |
1 |
0 |
0 |
2 |
0 |
3 |
089 |
Ordnance |
0 |
2 |
0 |
0 |
1 |
3 |
157 |
Wheelwright Machines |
0 |
2 |
1 |
0 |
0 |
3 |
171 |
Unearthing Plants or Buried Objects |
0 |
0 |
0 |
1 |
2 |
3 |
186 |
Merchandising |
2 |
0 |
0 |
0 |
1 |
3 |
213 |
Railway Draft Appliances |
0 |
2 |
1 |
0 |
0 |
3 |
234 |
Selective Cutting (e.g., Punching) |
1 |
2 |
0 |
0 |
0 |
3 |
298 |
Land Vehicles: Dumping |
0 |
0 |
0 |
1 |
2 |
3 |
373 |
Industrial Electric Heating Furnaces |
0 |
2 |
0 |
0 |
1 |
3 |
111 |
Planting |
1 |
1 |
0 |
0 |
0 |
2 |
159 |
Concentrating Evaporators |
1 |
0 |
0 |
1 |
0 |
2 |
182 |
Fire Escape, Ladder, or Scaffold |
0 |
0 |
0 |
2 |
0 |
2 |
185 |
Motors: Spring, Weight, or Animal Powered |
0 |
0 |
0 |
0 |
2 |
2 |
190 |
Trunks and Hand-Carried Luggage |
1 |
0 |
0 |
1 |
0 |
2 |
238 |
Railways: Surface Track |
0 |
0 |
0 |
1 |
1 |
2 |
260 |
Chemistry of Carbon Compounds |
0 |
1 |
1 |
0 |
0 |
2 |
281 |
Books, Strips, and Leaves |
0 |
1 |
0 |
1 |
0 |
2 |
299 |
Mining or In Situ Disintegration of Hard Material |
2 |
0 |
0 |
0 |
0 |
2 |
300 |
Brush, Broom, and Mop Making |
1 |
1 |
0 |
0 |
0 |
2 |
413 |
Sheet Metal Container Making |
0 |
1 |
0 |
0 |
1 |
2 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
0 |
0 |
2 |
0 |
2 |
007 |
Compound Hand Tools |
1 |
0 |
0 |
0 |
0 |
1 |
012 |
Boot and Shoe Making |
0 |
0 |
0 |
0 |
1 |
1 |
042 |
Firearms |
0 |
0 |
0 |
1 |
0 |
1 |
079 |
Button Making |
0 |
0 |
1 |
0 |
0 |
1 |
127 |
Sugar, Starch, and Carbohydrates |
1 |
0 |
0 |
0 |
0 |
1 |
191 |
Electricity: Transmission To Vehicles |
0 |
0 |
0 |
0 |
1 |
1 |
232 |
Deposit and Collection Receptacles |
1 |
0 |
0 |
0 |
0 |
1 |
256 |
Fences |
0 |
0 |
0 |
0 |
1 |
1 |
346 |
Recorders |
0 |
0 |
0 |
0 |
1 |
1 |
462 |
Books, Strips, and Leaves for Manifolding |
0 |
1 |
0 |
0 |
0 |
1 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
0 |
0 |
0 |
1 |
0 |
1 |
ALL |
ALL CLASSES |
33354 |
33682 |
35501 |
44813 |
46139 |
193489 |