257 |
Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) |
1007 |
1034 |
1052 |
1101 |
1365 |
5559 |
428 |
Stock Material or Miscellaneous Articles |
893 |
867 |
887 |
994 |
1060 |
4701 |
438 |
Semiconductor Device Manufacturing: Process |
567 |
823 |
887 |
1119 |
1241 |
4637 |
520 |
Synthetic Resins or Natural Rubbers (includes Classes 520-528) |
749 |
770 |
805 |
888 |
876 |
4088 |
359 |
Optics: Systems (Including Communication) and Elements |
800 |
756 |
750 |
810 |
787 |
3903 |
430 |
Radiation Imagery Chemistry: Process, Composition, or Product Thereof |
767 |
772 |
770 |
712 |
709 |
3730 |
347 |
Incremental Printing of Symbolic Information |
508 |
577 |
791 |
902 |
889 |
3667 |
369 |
Dynamic Information Storage or Retrieval |
772 |
685 |
587 |
695 |
722 |
3461 |
399 |
Electrophotography |
703 |
720 |
691 |
627 |
673 |
3414 |
365 |
Static Information Storage and Retrieval |
550 |
561 |
659 |
700 |
741 |
3211 |
345 |
Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems |
676 |
607 |
589 |
641 |
684 |
3197 |
424 |
Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) |
625 |
612 |
571 |
689 |
628 |
3125 |
532 |
Organic Compounds (includes Classes 532-570) |
548 |
559 |
440 |
536 |
575 |
2658 |
123 |
Internal-Combustion Engines |
506 |
498 |
476 |
579 |
560 |
2619 |
439 |
Electrical Connectors |
355 |
463 |
532 |
578 |
548 |
2476 |
382 |
Image Analysis |
500 |
525 |
462 |
453 |
401 |
2341 |
360 |
Dynamic Magnetic Information Storage or Retrieval |
462 |
479 |
496 |
419 |
470 |
2326 |
396 |
Photography |
649 |
456 |
448 |
351 |
408 |
2312 |
358 |
Facsimile and Static Presentation Processing |
534 |
432 |
400 |
377 |
394 |
2137 |
348 |
Television |
477 |
444 |
366 |
365 |
406 |
2058 |
310 |
Electrical Generator or Motor Structure |
353 |
336 |
373 |
407 |
413 |
1882 |
349 |
Liquid Crystal Cells, Elements and Systems |
370 |
297 |
416 |
383 |
376 |
1842 |
327 |
Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems |
256 |
315 |
328 |
367 |
383 |
1649 |
250 |
Radiant Energy |
284 |
292 |
281 |
312 |
435 |
1604 |
435 |
Chemistry: Molecular Biology and Microbiology |
410 |
333 |
283 |
304 |
269 |
1599 |
375 |
Pulse or Digital Communications |
306 |
296 |
346 |
321 |
318 |
1587 |
370 |
Multiplex Communications |
274 |
297 |
291 |
302 |
389 |
1553 |
701 |
DP: Vehicles, Navigation, and Relative Location (Data Processing) |
197 |
218 |
276 |
396 |
408 |
1495 |
361 |
Electricity: Electrical Systems and Devices |
250 |
222 |
256 |
323 |
417 |
1468 |
455 |
Telecommunications |
283 |
273 |
296 |
303 |
278 |
1433 |
029 |
Metal Working |
279 |
248 |
283 |
316 |
293 |
1419 |
073 |
Measuring and Testing |
286 |
268 |
253 |
260 |
317 |
1384 |
324 |
Electricity: Measuring and Testing |
214 |
179 |
220 |
293 |
351 |
1257 |
313 |
Electric Lamp and Discharge Devices |
198 |
236 |
226 |
279 |
317 |
1256 |
385 |
Optical Waveguides |
198 |
173 |
195 |
266 |
321 |
1153 |
386 |
Television Signal Processing for Dynamic Recording or Reproducing |
228 |
236 |
208 |
227 |
237 |
1136 |
429 |
Chemistry: Electrical Current Producing Apparatus, Product, and Process |
167 |
145 |
215 |
265 |
335 |
1127 |
714 |
Error Detection/Correction and Fault Detection/Recovery |
261 |
236 |
218 |
185 |
182 |
1082 |
219 |
Electric Heating |
186 |
201 |
238 |
230 |
223 |
1078 |
427 |
Coating Processes |
190 |
235 |
248 |
189 |
215 |
1077 |
156 |
Adhesive Bonding and Miscellaneous Chemical Manufacture |
203 |
217 |
209 |
217 |
211 |
1057 |
340 |
Communications: Electrical |
234 |
220 |
220 |
196 |
172 |
1042 |
264 |
Plastic and Nonmetallic Article Shaping or Treating: Processes |
255 |
229 |
209 |
168 |
163 |
1024 |
356 |
Optics: Measuring and Testing |
266 |
215 |
207 |
131 |
199 |
1018 |
128 |
Surgery (includes Class 600) |
240 |
209 |
167 |
175 |
226 |
1017 |
318 |
Electricity: Motive Power Systems |
231 |
218 |
202 |
182 |
182 |
1015 |
252 |
Compositions |
219 |
210 |
174 |
154 |
144 |
901 |
060 |
Power Plants |
164 |
156 |
140 |
230 |
205 |
895 |
062 |
Refrigeration |
152 |
157 |
167 |
209 |
208 |
893 |
709 |
Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) |
171 |
168 |
171 |
168 |
169 |
847 |
148 |
Metal Treatment |
146 |
153 |
144 |
190 |
204 |
837 |
355 |
Photocopying |
141 |
170 |
137 |
224 |
158 |
830 |
711 |
Memory (Electrical Computers and Digital Processing Systems) |
170 |
150 |
149 |
146 |
201 |
816 |
700 |
DP: Generic Control Systems or Specific Applications (Data Processing) |
173 |
143 |
108 |
170 |
206 |
800 |
451 |
Abrading |
84 |
121 |
186 |
202 |
190 |
783 |
074 |
Machine Element or Mechanism |
160 |
147 |
145 |
145 |
157 |
754 |
710 |
Input/Output (Electrical Computers and Digital Processing Systems) |
174 |
155 |
149 |
139 |
126 |
743 |
180 |
Motor Vehicles |
122 |
156 |
161 |
141 |
160 |
740 |
333 |
Wave Transmission Lines and Networks |
122 |
145 |
152 |
123 |
198 |
740 |
280 |
Land Vehicles |
106 |
121 |
150 |
176 |
186 |
739 |
372 |
Coherent Light Generators |
155 |
149 |
141 |
133 |
137 |
715 |
315 |
Electric Lamp and Discharge Devices: Systems |
100 |
100 |
120 |
160 |
227 |
707 |
174 |
Electricity: Conductors and Insulators |
79 |
69 |
113 |
193 |
249 |
703 |
704 |
DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) |
180 |
173 |
118 |
99 |
107 |
677 |
118 |
Coating Apparatus |
113 |
103 |
162 |
140 |
126 |
644 |
204 |
Chemistry: Electrical and Wave Energy |
116 |
97 |
162 |
140 |
129 |
644 |
400 |
Typewriting Machines |
149 |
143 |
145 |
107 |
99 |
643 |
362 |
Illumination |
80 |
87 |
145 |
154 |
171 |
637 |
341 |
Coded Data Generation or Conversion |
158 |
108 |
88 |
116 |
148 |
618 |
417 |
Pumps |
79 |
101 |
148 |
148 |
138 |
614 |
084 |
Music |
124 |
142 |
112 |
114 |
110 |
602 |
707 |
DP: Database and File Management or Data Structures (Data Processing) |
143 |
122 |
81 |
105 |
133 |
584 |
363 |
Electric Power Conversion Systems |
92 |
111 |
109 |
131 |
131 |
574 |
235 |
Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) |
93 |
132 |
116 |
99 |
107 |
547 |
343 |
Communications: Radio Wave Antennas |
55 |
116 |
110 |
123 |
137 |
541 |
242 |
Winding, Tensioning, or Guiding |
130 |
117 |
99 |
84 |
110 |
540 |
101 |
Printing |
95 |
97 |
99 |
101 |
146 |
538 |
320 |
Electricity: Battery or Capacitor Charging or Discharging |
75 |
103 |
105 |
131 |
122 |
536 |
713 |
Support (Electrical Computers and Digital Processing Systems) |
100 |
114 |
106 |
99 |
113 |
532 |
271 |
Sheet Feeding or Delivering |
69 |
121 |
122 |
126 |
93 |
531 |
210 |
Liquid Purification or Separation |
101 |
91 |
95 |
130 |
112 |
529 |
117 |
Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor |
111 |
133 |
109 |
83 |
84 |
520 |
384 |
Bearings |
79 |
78 |
106 |
115 |
121 |
499 |
106 |
Compositions: Coating or Plastic |
112 |
119 |
94 |
79 |
94 |
498 |
477 |
Interrelated Power Delivery Controls, Including Engine Control |
128 |
117 |
103 |
68 |
82 |
498 |
303 |
Fluid-Pressure and Analogous Brake Systems |
75 |
106 |
100 |
107 |
83 |
471 |
072 |
Metal Deforming |
98 |
104 |
79 |
111 |
74 |
466 |
200 |
Electricity: Circuit Makers and Breakers |
101 |
102 |
80 |
93 |
89 |
465 |
379 |
Telephonic Communications |
120 |
89 |
70 |
89 |
92 |
460 |
423 |
Chemistry of Inorganic Compounds |
91 |
95 |
97 |
94 |
80 |
457 |
165 |
Heat Exchange |
59 |
97 |
89 |
115 |
93 |
453 |
501 |
Compositions: Ceramic |
76 |
99 |
75 |
90 |
111 |
451 |
463 |
Amusement Devices: Games |
54 |
58 |
65 |
118 |
147 |
442 |
137 |
Fluid Handling |
84 |
88 |
94 |
105 |
69 |
440 |
425 |
Plastic Article or Earthenware Shaping or Treating: Apparatus |
122 |
65 |
75 |
92 |
83 |
437 |
192 |
Clutches and Power-Stop Control |
71 |
115 |
96 |
63 |
91 |
436 |
326 |
Electronic Digital Logic Circuitry |
58 |
62 |
90 |
111 |
114 |
435 |
702 |
DP: Measuring, Calibrating, or Testing (Data Processing) |
78 |
71 |
67 |
86 |
131 |
433 |
330 |
Amplifiers |
66 |
83 |
93 |
98 |
89 |
429 |
296 |
Land Vehicles: Bodies and Tops |
52 |
63 |
77 |
125 |
110 |
427 |
604 |
Surgery (Medicators and Receptors) |
80 |
75 |
62 |
76 |
130 |
423 |
422 |
Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing |
92 |
90 |
84 |
79 |
74 |
419 |
473 |
Games Using Tangible Projectile |
104 |
66 |
65 |
88 |
91 |
414 |
134 |
Cleaning and Liquid Contact with Solids |
63 |
83 |
77 |
99 |
85 |
407 |
228 |
Metal Fusion Bonding |
38 |
62 |
95 |
109 |
103 |
407 |
426 |
Food or Edible Material: Processes, Compositions, and Products |
59 |
100 |
98 |
71 |
78 |
406 |
712 |
Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) |
113 |
100 |
61 |
67 |
44 |
385 |
440 |
Marine Propulsion |
54 |
73 |
99 |
86 |
72 |
384 |
716 |
DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) |
61 |
59 |
53 |
89 |
116 |
378 |
378 |
X-Ray or Gamma Ray Systems or Devices |
52 |
43 |
60 |
92 |
112 |
359 |
381 |
Electrical Audio Signal Processing Systems and Devices |
112 |
68 |
79 |
46 |
46 |
351 |
502 |
Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making |
71 |
57 |
78 |
61 |
74 |
341 |
331 |
Oscillators |
63 |
66 |
68 |
75 |
65 |
337 |
205 |
Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions |
49 |
68 |
70 |
71 |
77 |
335 |
136 |
Batteries: Thermoelectric and Photoelectric |
35 |
46 |
71 |
95 |
84 |
331 |
188 |
Brakes |
37 |
62 |
55 |
97 |
72 |
323 |
342 |
Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) |
50 |
48 |
71 |
63 |
90 |
322 |
152 |
Resilient Tires and Wheels |
55 |
51 |
71 |
76 |
66 |
319 |
307 |
Electrical Transmission or Interconnection Systems |
67 |
72 |
63 |
51 |
65 |
318 |
323 |
Electricity: Power Supply or Regulation Systems |
53 |
57 |
59 |
70 |
71 |
310 |
418 |
Rotary Expansible Chamber Devices |
55 |
38 |
91 |
80 |
45 |
309 |
353 |
Optics: Image Projectors |
44 |
38 |
57 |
65 |
103 |
307 |
112 |
Sewing |
81 |
84 |
70 |
45 |
25 |
305 |
708 |
Arithmetic Processing and Calculating (Electrical Computers) |
74 |
91 |
48 |
54 |
36 |
303 |
216 |
Etching a Substrate: Processes |
67 |
75 |
49 |
42 |
59 |
292 |
206 |
Special Receptacle or Package |
65 |
71 |
54 |
49 |
50 |
289 |
705 |
DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) |
54 |
92 |
57 |
38 |
37 |
278 |
474 |
Endless Belt Power Transmission Systems or Components |
38 |
45 |
73 |
42 |
78 |
276 |
351 |
Optics: Eye Examining, Vision Testing and Correcting |
68 |
59 |
56 |
50 |
40 |
273 |
075 |
Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures |
45 |
60 |
48 |
57 |
62 |
272 |
475 |
Planetary Gear Transmission Systems or Components |
50 |
74 |
49 |
38 |
53 |
264 |
414 |
Material or Article Handling |
53 |
49 |
58 |
38 |
62 |
260 |
703 |
DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) |
70 |
59 |
56 |
50 |
25 |
260 |
297 |
Chairs and Seats |
40 |
43 |
49 |
53 |
72 |
257 |
503 |
Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor |
61 |
68 |
45 |
45 |
38 |
257 |
248 |
Supports (e.g., for holding articles, etc.) |
51 |
45 |
53 |
49 |
54 |
252 |
052 |
Static Structures (e.g., Buildings) |
56 |
45 |
49 |
61 |
39 |
250 |
715 |
DP: Presentation Processing of Document (Data Processing) |
70 |
68 |
46 |
38 |
25 |
247 |
065 |
Glass Manufacturing |
51 |
52 |
44 |
41 |
56 |
244 |
336 |
Inductor Devices |
28 |
44 |
52 |
46 |
73 |
243 |
717 |
DP: Software Development, Installation, and Management (Data Processing) |
58 |
43 |
47 |
63 |
26 |
237 |
198 |
Conveyors: Power-Driven |
26 |
50 |
47 |
63 |
48 |
234 |
606 |
Surgery (instruments) |
33 |
38 |
65 |
49 |
49 |
234 |
164 |
Metal Founding |
71 |
54 |
27 |
32 |
44 |
228 |
530 |
Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof |
50 |
45 |
37 |
59 |
37 |
228 |
277 |
Seal for a Joint or Juncture |
27 |
47 |
43 |
63 |
44 |
224 |
415 |
Rotary Kinetic Fluid Motors or Pumps |
26 |
33 |
52 |
56 |
53 |
220 |
368 |
Horology: Time Measuring Systems or Devices |
33 |
41 |
38 |
56 |
50 |
218 |
445 |
Electric Lamp or Space Discharge Component or Device Manufacturing |
34 |
40 |
57 |
41 |
45 |
217 |
380 |
Cryptography |
42 |
32 |
54 |
44 |
42 |
214 |
239 |
Fluid Sprinkling, Spraying, and Diffusing |
41 |
59 |
50 |
25 |
38 |
213 |
015 |
Brushing, Scrubbing, and General Cleaning |
36 |
36 |
59 |
49 |
30 |
210 |
510 |
Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions |
39 |
41 |
38 |
48 |
42 |
208 |
267 |
Spring Devices |
29 |
41 |
34 |
48 |
55 |
207 |
401 |
Coating Implements with Material Supply |
32 |
52 |
30 |
40 |
49 |
203 |
083 |
Cutting |
47 |
54 |
43 |
27 |
28 |
199 |
338 |
Electrical Resistors |
33 |
43 |
43 |
39 |
40 |
198 |
024 |
Buckles, Buttons, Clasps, Etc. |
30 |
39 |
28 |
43 |
54 |
194 |
508 |
Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions |
38 |
36 |
34 |
51 |
35 |
194 |
053 |
Package Making |
50 |
24 |
37 |
41 |
41 |
193 |
092 |
Expansible Chamber Devices |
36 |
38 |
28 |
42 |
44 |
188 |
725 |
Interactive Video Distribution Systems |
49 |
41 |
29 |
38 |
28 |
185 |
335 |
Electricity: Magnetically Operated Switches, Magnets, and Electromagnets |
25 |
38 |
33 |
33 |
53 |
182 |
285 |
Pipe Joints or Couplings |
31 |
33 |
36 |
36 |
43 |
179 |
436 |
Chemistry: Analytical and Immunological Testing |
50 |
53 |
26 |
27 |
23 |
179 |
504 |
Plant Protecting and Regulating Compositions |
35 |
32 |
48 |
33 |
31 |
179 |
251 |
Valves and Valve Actuation |
29 |
38 |
36 |
35 |
37 |
175 |
464 |
Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts |
35 |
27 |
18 |
57 |
38 |
175 |
138 |
Pipes and Tubular Conduits |
24 |
37 |
50 |
31 |
30 |
172 |
222 |
Dispensing (apparatus and process) |
29 |
46 |
30 |
30 |
31 |
166 |
033 |
Geometrical Instruments |
23 |
22 |
33 |
32 |
49 |
159 |
442 |
Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) |
31 |
34 |
44 |
30 |
17 |
156 |
034 |
Drying and Gas or Vapor Contact with Solids |
25 |
27 |
35 |
27 |
40 |
154 |
706 |
DP: Artificial Intelligence (Data Processing) |
52 |
29 |
17 |
26 |
22 |
146 |
049 |
Movable or Removable Closures |
34 |
19 |
32 |
21 |
33 |
139 |
220 |
Receptacles |
23 |
28 |
33 |
28 |
25 |
137 |
187 |
Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle |
13 |
18 |
14 |
28 |
62 |
135 |
420 |
Alloys or Metallic Compositions |
32 |
31 |
24 |
23 |
22 |
132 |
433 |
Dentistry |
23 |
36 |
17 |
34 |
16 |
126 |
091 |
Motors: Expansible Chamber Type |
33 |
25 |
21 |
22 |
24 |
125 |
241 |
Solid Material Comminution or Disintegration |
41 |
24 |
19 |
18 |
22 |
124 |
290 |
Prime-Mover Dynamo Plants |
22 |
21 |
24 |
22 |
34 |
123 |
403 |
Joints and Connections |
30 |
25 |
22 |
25 |
21 |
123 |
505 |
Superconductor Technology: Apparatus, Material, Process |
31 |
40 |
19 |
17 |
15 |
122 |
434 |
Education and Demonstration |
23 |
32 |
24 |
20 |
20 |
119 |
416 |
Fluid Reaction Surfaces (i.e., Impellers) |
14 |
18 |
34 |
23 |
23 |
112 |
221 |
Article Dispensing |
15 |
16 |
25 |
26 |
29 |
111 |
409 |
Gear Cutting, Milling, or Planing |
24 |
27 |
20 |
22 |
15 |
108 |
002 |
Apparel |
7 |
24 |
19 |
27 |
30 |
107 |
432 |
Heating |
18 |
26 |
21 |
20 |
22 |
107 |
585 |
Chemistry of Hydrocarbon Compounds |
22 |
19 |
20 |
21 |
24 |
106 |
411 |
Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener |
23 |
22 |
19 |
21 |
20 |
105 |
030 |
Cutlery |
14 |
21 |
28 |
24 |
17 |
104 |
376 |
Induced Nuclear Reactions: Processes, Systems, and Elements |
19 |
16 |
20 |
25 |
24 |
104 |
476 |
Friction Gear Transmission Systems or Components |
10 |
17 |
27 |
24 |
26 |
104 |
066 |
Textiles: Knitting |
19 |
25 |
27 |
20 |
12 |
103 |
162 |
Paper Making and Fiber Liberation |
20 |
15 |
13 |
35 |
19 |
102 |
181 |
Acoustics |
28 |
24 |
18 |
16 |
16 |
102 |
004 |
Baths, Closets, Sinks, and Spittoons |
16 |
31 |
16 |
19 |
19 |
101 |
292 |
Closure Fasteners |
26 |
22 |
22 |
12 |
19 |
101 |
096 |
Gas Separation: Apparatus |
18 |
22 |
21 |
13 |
26 |
100 |
099 |
Foods and Beverages: Apparatus |
15 |
32 |
22 |
14 |
17 |
100 |
374 |
Thermal Measuring and Testing |
18 |
16 |
23 |
20 |
21 |
98 |
209 |
Classifying, Separating, and Assorting Solids |
13 |
26 |
17 |
18 |
23 |
97 |
454 |
Ventilation |
11 |
27 |
16 |
19 |
24 |
97 |
095 |
Gas Separation: Processes |
17 |
17 |
14 |
22 |
25 |
95 |
055 |
Gas Separation |
23 |
15 |
19 |
13 |
23 |
93 |
366 |
Agitating (e.g., of articles and materials) |
20 |
19 |
10 |
25 |
19 |
93 |
270 |
Sheet-Material Associating |
20 |
17 |
15 |
20 |
20 |
92 |
057 |
Textiles: Spinning, Twisting, and Twining |
32 |
17 |
11 |
19 |
12 |
91 |
141 |
Fluent Material Handling, with Receiver or Receiver Coacting Means |
18 |
14 |
12 |
21 |
25 |
90 |
431 |
Combustion |
16 |
24 |
31 |
10 |
9 |
90 |
337 |
Electricity: Electrothermally or Thermally Actuated Switches |
25 |
20 |
12 |
12 |
18 |
87 |
405 |
Hydraulic and Earth Engineering |
18 |
15 |
18 |
24 |
12 |
87 |
419 |
Powder Metallurgy Processes |
9 |
22 |
15 |
14 |
26 |
86 |
043 |
Fishing, Trapping, and Vermin Destroying |
12 |
23 |
22 |
18 |
10 |
85 |
016 |
Miscellaneous Hardware |
9 |
11 |
27 |
12 |
25 |
84 |
322 |
Electricity: Single Generator Systems |
32 |
13 |
13 |
11 |
14 |
83 |
125 |
Stone Working |
13 |
17 |
21 |
14 |
17 |
82 |
623 |
Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor |
9 |
14 |
17 |
23 |
19 |
82 |
261 |
Gas and Liquid Contact Apparatus |
13 |
16 |
12 |
13 |
27 |
81 |
800 |
Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes |
13 |
13 |
16 |
27 |
12 |
81 |
177 |
Weighing Scales |
30 |
17 |
11 |
8 |
13 |
79 |
110 |
Furnaces |
14 |
17 |
14 |
22 |
11 |
78 |
008 |
Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers |
14 |
20 |
24 |
10 |
8 |
76 |
114 |
Ships |
7 |
16 |
28 |
15 |
9 |
75 |
237 |
Heating Systems |
18 |
18 |
21 |
9 |
9 |
75 |
236 |
Automatic Temperature and Humidity Regulation |
14 |
14 |
13 |
14 |
18 |
73 |
036 |
Boots, Shoes, and Leggings |
23 |
7 |
10 |
14 |
14 |
68 |
273 |
Amusement Devices: Games |
21 |
9 |
13 |
13 |
12 |
68 |
446 |
Amusement Devices: Toys |
14 |
16 |
6 |
10 |
22 |
68 |
047 |
Plant Husbandry |
13 |
19 |
10 |
14 |
11 |
67 |
070 |
Locks |
16 |
12 |
9 |
8 |
21 |
66 |
122 |
Liquid Heaters and Vaporizers |
11 |
22 |
14 |
8 |
10 |
65 |
051 |
Abrasive Tool Making Process, Material, or Composition |
7 |
8 |
6 |
16 |
27 |
64 |
132 |
Toilet |
11 |
18 |
13 |
12 |
10 |
64 |
194 |
Check-Actuated Control Mechanisms |
9 |
10 |
17 |
17 |
11 |
64 |
601 |
Surgery: Kinesitherapy |
12 |
11 |
9 |
21 |
10 |
63 |
227 |
Elongated-Member-Driving Apparatus |
19 |
13 |
11 |
10 |
7 |
60 |
218 |
High-Voltage Switches with Arc Preventing or Extinguishing Devices |
22 |
7 |
9 |
7 |
14 |
59 |
037 |
Excavating |
15 |
6 |
10 |
11 |
16 |
58 |
119 |
Animal Husbandry |
17 |
7 |
11 |
6 |
17 |
58 |
516 |
Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting |
12 |
12 |
12 |
9 |
13 |
58 |
301 |
Land Vehicles: Wheels and Axles |
3 |
7 |
13 |
16 |
18 |
57 |
408 |
Cutting by Use of Rotating Axially Moving Tool |
10 |
21 |
4 |
15 |
7 |
57 |
139 |
Textiles: Weaving |
12 |
4 |
9 |
15 |
16 |
56 |
244 |
Aeronautics |
3 |
10 |
9 |
16 |
18 |
56 |
005 |
Beds |
15 |
13 |
11 |
9 |
7 |
55 |
081 |
Tools |
8 |
13 |
17 |
12 |
5 |
55 |
266 |
Metallurgical Apparatus |
8 |
8 |
12 |
10 |
17 |
55 |
269 |
Work Holders |
10 |
11 |
7 |
10 |
17 |
55 |
329 |
Demodulators |
10 |
11 |
15 |
11 |
7 |
54 |
226 |
Advancing Material of Indeterminate Length |
14 |
12 |
7 |
12 |
7 |
52 |
184 |
Lubrication |
9 |
9 |
9 |
9 |
15 |
51 |
215 |
Bottles and Jars |
14 |
17 |
6 |
8 |
6 |
51 |
392 |
Electric Resistance Heating Devices |
6 |
11 |
10 |
13 |
11 |
51 |
483 |
Tool Changing |
11 |
11 |
9 |
6 |
14 |
51 |
377 |
Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems |
13 |
10 |
12 |
10 |
5 |
50 |
493 |
Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web |
6 |
15 |
11 |
11 |
7 |
50 |
312 |
Supports: Cabinet Structure |
5 |
9 |
7 |
10 |
18 |
49 |
588 |
Hazardous or Toxic Waste Destruction or Containment |
11 |
9 |
9 |
9 |
11 |
49 |
082 |
Turning (e.g., for metal working) |
12 |
8 |
9 |
9 |
10 |
48 |
208 |
Mineral Oils: Processes and Products |
6 |
14 |
7 |
16 |
5 |
48 |
173 |
Tool Driving or Impacting |
9 |
7 |
10 |
12 |
9 |
47 |
126 |
Stoves and Furnaces |
7 |
13 |
15 |
6 |
5 |
46 |
332 |
Modulators |
12 |
12 |
9 |
10 |
3 |
46 |
492 |
Roll or Roller |
11 |
7 |
7 |
13 |
8 |
46 |
607 |
Surgery: Light, Thermal, and Electrical Application |
7 |
9 |
7 |
10 |
12 |
45 |
100 |
Presses |
13 |
9 |
3 |
9 |
10 |
44 |
131 |
Tobacco |
15 |
7 |
11 |
6 |
5 |
44 |
224 |
Package and Article Carriers |
10 |
9 |
2 |
13 |
9 |
43 |
367 |
Communications, Electrical: Acoustic Wave Systems and Devices |
12 |
9 |
2 |
9 |
10 |
42 |
407 |
Cutters, for Shaping |
8 |
9 |
10 |
9 |
4 |
40 |
211 |
Supports: Racks |
6 |
6 |
10 |
8 |
9 |
39 |
453 |
Coin Handling |
4 |
11 |
8 |
8 |
8 |
39 |
068 |
Textiles: Fluid Treating Apparatus |
12 |
7 |
6 |
6 |
7 |
38 |
294 |
Handling: Hand and Hoist-Line Implements |
4 |
8 |
10 |
12 |
4 |
38 |
203 |
Distillation: Processes, Separatory |
9 |
7 |
2 |
6 |
12 |
36 |
404 |
Road Structure, Process, or Apparatus |
6 |
9 |
6 |
8 |
7 |
36 |
602 |
Surgery: Splint, Brace, or Bandage |
8 |
5 |
7 |
12 |
4 |
36 |
056 |
Harvesters |
7 |
6 |
11 |
1 |
10 |
35 |
071 |
Chemistry: Fertilizers |
8 |
3 |
4 |
9 |
8 |
32 |
229 |
Envelopes, Wrappers, and Paperboard Boxes |
8 |
6 |
6 |
10 |
2 |
32 |
044 |
Fuel and Related Compositions |
4 |
8 |
10 |
2 |
7 |
31 |
178 |
Telegraphy |
13 |
10 |
2 |
5 |
1 |
31 |
254 |
Implements or Apparatus for Applying Pushing or Pulling Force |
7 |
6 |
6 |
5 |
7 |
31 |
383 |
Flexible Bags |
4 |
6 |
8 |
8 |
5 |
31 |
279 |
Chucks or Sockets |
3 |
8 |
6 |
4 |
9 |
30 |
305 |
Wheel Substitutes for Land Vehicles |
3 |
6 |
6 |
7 |
8 |
30 |
104 |
Railways |
4 |
4 |
8 |
6 |
7 |
29 |
172 |
Earth Working |
5 |
8 |
7 |
3 |
6 |
29 |
293 |
Vehicle Fenders |
6 |
4 |
4 |
6 |
8 |
28 |
373 |
Industrial Electric Heating Furnaces |
3 |
12 |
7 |
2 |
4 |
28 |
212 |
Traversing Hoists |
9 |
3 |
4 |
6 |
5 |
27 |
160 |
Flexible or Portable Closure, Partition, or Panel |
4 |
4 |
7 |
6 |
5 |
26 |
482 |
Exercise Devices |
8 |
4 |
8 |
5 |
1 |
26 |
040 |
Card, Picture, or Sign Exhibiting |
8 |
3 |
8 |
3 |
3 |
25 |
346 |
Recorders |
7 |
5 |
2 |
7 |
4 |
25 |
406 |
Conveyors: Fluid Current |
1 |
1 |
8 |
10 |
5 |
25 |
108 |
Horizontally Supported Planar Surfaces |
4 |
6 |
3 |
6 |
5 |
24 |
144 |
Woodworking |
3 |
7 |
4 |
7 |
2 |
23 |
225 |
Severing by Tearing or Breaking |
2 |
3 |
5 |
8 |
5 |
23 |
249 |
Static Molds |
2 |
3 |
2 |
8 |
7 |
22 |
048 |
Gas: Heating and Illuminating |
8 |
5 |
2 |
5 |
1 |
21 |
059 |
Chain, Staple, and Horseshoe Making |
6 |
6 |
2 |
4 |
3 |
21 |
149 |
Explosive and Thermic Compositions or Charges |
7 |
2 |
2 |
4 |
5 |
20 |
028 |
Textiles: Manufacturing |
4 |
2 |
5 |
2 |
6 |
19 |
352 |
Optics: Motion Pictures |
3 |
5 |
8 |
2 |
1 |
19 |
105 |
Railway Rolling Stock |
2 |
1 |
3 |
5 |
7 |
18 |
140 |
Wireworking |
5 |
6 |
2 |
1 |
4 |
18 |
223 |
Apparel Apparatus |
3 |
4 |
4 |
4 |
3 |
18 |
452 |
Butchering |
4 |
2 |
6 |
2 |
4 |
18 |
283 |
Printed Matter |
3 |
8 |
2 |
2 |
2 |
17 |
388 |
Electricity: Motor Control Systems |
3 |
2 |
7 |
1 |
4 |
17 |
472 |
Amusement Devices |
2 |
3 |
3 |
4 |
5 |
17 |
063 |
Jewelry |
4 |
5 |
3 |
3 |
1 |
16 |
182 |
Fire Escape, Ladder, or Scaffold |
5 |
2 |
4 |
1 |
4 |
16 |
116 |
Signals and Indicators |
2 |
2 |
4 |
2 |
5 |
15 |
169 |
Fire Extinguishers |
4 |
3 |
6 |
0 |
2 |
15 |
191 |
Electricity: Transmission To Vehicles |
2 |
4 |
3 |
1 |
5 |
15 |
412 |
Bookbinding: Process and Apparatus |
2 |
3 |
7 |
2 |
1 |
15 |
102 |
Ammunition and Explosives |
1 |
0 |
2 |
6 |
5 |
14 |
135 |
Tent, Canopy, Umbrella, or Cane |
3 |
0 |
2 |
7 |
2 |
14 |
299 |
Mining or In Situ Disintegration of Hard Material |
1 |
1 |
4 |
5 |
3 |
14 |
001 |
** Classification Undetermined ** |
4 |
5 |
0 |
3 |
1 |
13 |
494 |
Imperforate Bowl: Centrifugal Separators |
2 |
2 |
3 |
1 |
4 |
12 |
175 |
Boring or Penetrating the Earth |
2 |
4 |
1 |
2 |
2 |
11 |
512 |
Perfume Compositions |
4 |
2 |
2 |
3 |
0 |
11 |
023 |
Chemistry: Physical Processes |
3 |
2 |
1 |
0 |
4 |
10 |
038 |
Textiles: Ironing or Smoothing |
2 |
0 |
6 |
1 |
1 |
10 |
281 |
Books, Strips, and Leaves |
3 |
3 |
1 |
1 |
2 |
10 |
450 |
Foundation Garments |
1 |
2 |
1 |
2 |
4 |
10 |
076 |
Metal Tools and Implements, Making |
0 |
2 |
2 |
2 |
3 |
9 |
111 |
Planting |
3 |
4 |
1 |
0 |
1 |
9 |
124 |
Mechanical Guns and Projectors |
1 |
2 |
4 |
0 |
2 |
9 |
127 |
Sugar, Starch, and Carbohydrates |
0 |
4 |
2 |
3 |
0 |
9 |
518 |
Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof |
0 |
1 |
3 |
2 |
3 |
9 |
014 |
Bridges |
3 |
2 |
0 |
1 |
2 |
8 |
246 |
Railway Switches and Signals |
3 |
2 |
1 |
1 |
1 |
8 |
470 |
Threaded, Headed Fastener, or Washer Making: Process and Apparatus |
4 |
1 |
1 |
1 |
1 |
8 |
202 |
Distillation: Apparatus |
3 |
3 |
0 |
0 |
1 |
7 |
042 |
Firearms |
2 |
0 |
1 |
2 |
1 |
6 |
193 |
Conveyors, Chutes, Skids, Guides, and Ways |
0 |
4 |
0 |
1 |
1 |
6 |
012 |
Boot and Shoe Making |
1 |
2 |
2 |
0 |
0 |
5 |
026 |
Textiles: Cloth Finishing |
4 |
1 |
0 |
0 |
0 |
5 |
087 |
Textiles: Braiding, Netting, and Lace Making |
1 |
2 |
1 |
0 |
1 |
5 |
186 |
Merchandising |
1 |
1 |
1 |
0 |
2 |
5 |
334 |
Tuners |
2 |
1 |
0 |
1 |
1 |
5 |
410 |
Freight Accommodation On Freight Carrier |
1 |
1 |
2 |
0 |
1 |
5 |
089 |
Ordnance |
1 |
2 |
0 |
0 |
1 |
4 |
159 |
Concentrating Evaporators |
1 |
1 |
0 |
0 |
2 |
4 |
190 |
Trunks and Hand-Carried Luggage |
1 |
2 |
1 |
0 |
0 |
4 |
256 |
Fences |
2 |
0 |
1 |
1 |
0 |
4 |
402 |
Binder Device Releasably Engaging Aperture or Notch of Sheet |
2 |
1 |
0 |
0 |
1 |
4 |
019 |
Textiles: Fiber Preparation |
1 |
0 |
1 |
1 |
0 |
3 |
238 |
Railways: Surface Track |
0 |
1 |
0 |
1 |
1 |
3 |
295 |
Railway Wheels and Axles |
0 |
1 |
1 |
0 |
1 |
3 |
441 |
Buoys, Rafts, and Aquatic Devices |
0 |
0 |
2 |
0 |
1 |
3 |
027 |
Undertaking |
0 |
2 |
0 |
0 |
0 |
2 |
166 |
Wells (shafts or deep borings in the earth, e.g., for oil and gas) |
0 |
2 |
0 |
0 |
0 |
2 |
168 |
Farriery |
0 |
0 |
1 |
0 |
1 |
2 |
185 |
Motors: Spring, Weight, or Animal Powered |
0 |
0 |
0 |
0 |
2 |
2 |
201 |
Distillation: Processes, Thermolytic |
0 |
0 |
2 |
0 |
0 |
2 |
260 |
Chemistry of Carbon Compounds |
0 |
0 |
1 |
1 |
0 |
2 |
298 |
Land Vehicles: Dumping |
0 |
0 |
0 |
0 |
2 |
2 |
413 |
Sheet Metal Container Making |
0 |
2 |
0 |
0 |
0 |
2 |
007 |
Compound Hand Tools |
0 |
1 |
0 |
0 |
0 |
1 |
086 |
Ammunition and Explosive-Charge Making |
0 |
0 |
0 |
0 |
1 |
1 |
109 |
Safes, Bank Protection, or a Related Device |
1 |
0 |
0 |
0 |
0 |
1 |
157 |
Wheelwright Machines |
1 |
0 |
0 |
0 |
0 |
1 |
196 |
Mineral Oils: Apparatus |
1 |
0 |
0 |
0 |
0 |
1 |
213 |
Railway Draft Appliances |
0 |
0 |
0 |
1 |
0 |
1 |
232 |
Deposit and Collection Receptacles |
0 |
0 |
1 |
0 |
0 |
1 |
300 |
Brush, Broom, and Mop Making |
0 |
0 |
0 |
0 |
1 |
1 |
449 |
Bee Culture (propagating, raising, caring for bees) |
0 |
1 |
0 |
0 |
0 |
1 |
460 |
Crop Threshing or Separating |
0 |
0 |
0 |
0 |
1 |
1 |
462 |
Books, Strips, and Leaves for Manifolding |
0 |
0 |
0 |
0 |
1 |
1 |
507 |
Earth Boring, Well Treating, and Oil Field Chemistry |
0 |
0 |
0 |
1 |
0 |
1 |
ALL |
ALL CLASSES |
30840 |
31104 |
31295 |
33224 |
34859 |
161322 |