Patenting By Geographic Region (ALL COUNTRIES), Breakout By Technology Class, CY2011-2015 Utility Patent Grants Distributed By Year of Grant

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

*The following table displays technology classes and counts of utility patents classified in them; patents are distributed by year of patent grant.*
Class	Class Title	2011	2012	2013	2014	2015	Total
424	Drug, Bio-Affecting and Body Treating Compositions (includes Class 514)	7461	9180	10977	12092	12693	52403
370	Multiplex Communications	7681	8348	9240	11377	11004	47650
257	Active Solid-State Devices (e.g., Transistors, Solid-State Diodes)	7004	6865	8509	9982	11996	44356
455	Telecommunications	5540	7570	8215	8258	7884	37467
709	Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems)	4850	5294	5359	7021	6347	28871
345	Computer Graphics Processing and Selective Visual Display Systems	3500	4837	5839	6669	7632	28477
438	Semiconductor Device Manufacturing: Process	5897	5160	5550	6209	4965	27781
707	DP: Database and File Management or Data Structures (Data Processing)	4230	4965	5077	5726	5500	25498
382	Image Analysis	3703	5127	5139	4971	4670	23610
348	Television	2758	4317	4268	5174	6053	22570
705	DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing)	4054	4851	5883	4836	2133	21757
375	Pulse or Digital Communications	3043	4338	4471	4626	4639	21117
435	Chemistry: Molecular Biology and Microbiology	3729	3697	3897	4330	4059	19712
128	Surgery (includes Class 600)	2844	3616	4380	4556	4285	19681
701	DP: Vehicles, Navigation, and Relative Location (Data Processing)	2130	3219	4177	4730	5309	19565
532	Organic Compounds (includes Classes 532-570)	3313	3679	3997	4133	3734	18856
520	Synthetic Resins or Natural Rubbers (includes Classes 520-528)	3016	2912	3536	3751	3421	16636
606	Surgery (instruments)	2195	2889	3314	3409	3731	15538
726	Information Security	1534	2237	3085	3998	4363	15217
713	Support (Electrical Computers and Digital Processing Systems)	2173	2607	3013	3348	3038	14179
361	Electricity: Electrical Systems and Devices	2595	2639	2892	2936	3098	14160
365	Static Information Storage and Retrieval	2756	2659	2722	2919	2873	13929
428	Stock Material or Miscellaneous Articles	2745	2674	2770	2689	2958	13836
340	Communications: Electrical	2268	2737	2864	2961	2774	13604
358	Facsimile and Static Presentation Processing	1921	2528	3147	3099	2857	13552
714	Error Detection/Correction and Fault Detection/Recovery	2379	2475	2874	2690	2779	13197
711	Memory (Electrical Computers and Digital Processing Systems)	2041	2520	2394	2833	3166	12954
347	Incremental Printing of Symbolic Information	2256	2276	2466	2764	2644	12406
250	Radiant Energy	1839	2078	2601	2825	2625	11968
715	DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing)	1531	1955	2237	2960	2992	11675
604	Surgery (Medicators and Receptors)	1829	2198	2549	2478	2477	11531
429	Chemistry: Electrical Current Producing Apparatus, Product, and Process	1599	1944	2055	2513	2869	10980
359	Optical: Systems and Elements	2254	2010	2237	2356	2094	10951
399	Electrophotography	1873	1978	2015	2372	2673	10911
362	Illumination	1627	1780	2251	2394	2494	10546
073	Measuring and Testing	1881	1995	2123	2186	2263	10448
324	Electricity: Measuring and Testing	1734	1768	1998	2162	2143	9805
439	Electrical Connectors	2243	1816	1756	1719	2114	9648
717	DP: Software Development, Installation, and Management (Data Processing)	1101	1514	2118	2189	2084	9006
700	DP: Generic Control Systems or Specific Applications (Data Processing)	1363	1596	1904	2015	2045	8923
029	Metal Working	1514	1818	1705	1917	1663	8617
349	Liquid Crystal Cells, Elements and Systems	1842	1861	1655	1575	1634	8567
060	Power Plants	1214	1464	1801	1927	2047	8453
702	DP: Measuring, Calibrating, or Testing (Data Processing)	1652	1791	1776	1693	1511	8423
381	Electrical Audio Signal Processing Systems and Devices	1057	2071	1512	1572	1997	8209
463	Amusement Devices: Games	946	1673	1768	1819	1516	7722
356	Optics: Measuring and Testing	1557	1401	1573	1622	1518	7671
725	Interactive Video Distribution Systems	841	1007	1399	2206	1972	7425
327	Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems	1327	1226	1645	1785	1386	7369
280	Land Vehicles	1351	1227	1613	1622	1552	7365
623	Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor	1146	1293	1508	1693	1690	7330
607	Surgery: Light, Thermal, and Electrical Application	1143	1333	1675	1803	1330	7284
704	DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing)	1079	1329	1569	1487	1404	6868
800	Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes	1032	1316	1455	1545	1511	6859
123	Internal-Combustion Engines	1129	1260	1353	1513	1511	6766
052	Static Structures (e.g., Buildings)	939	1211	1496	1643	1467	6756
430	Radiation Imagery Chemistry: Process, Composition, or Product Thereof	1305	1353	1358	1477	1142	6635
379	Telephonic Communications	1107	1395	1532	1519	1075	6628
710	Input/Output (Electrical Computers and Digital Data Processing Systems)	1289	1309	1199	1390	1255	6442
235	Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.)	1266	1243	1366	1244	1286	6405
422	Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing	1149	1302	1298	1408	1215	6372
310	Electrical Generator or Motor Structure	1405	1202	1291	1244	1229	6371
315	Electric Lamp and Discharge Devices: Systems	730	1065	1192	1459	1749	6195
166	Wells (shafts or deep borings in the earth, e.g., for oil and gas)	857	1069	1196	1420	1561	6103
427	Coating Processes	1048	1307	1191	1249	1209	6004
156	Adhesive Bonding and Miscellaneous Chemical Manufacture	1098	1142	1236	1244	1065	5785
385	Optical Waveguides	823	938	1180	1369	1410	5720
210	Liquid Purification or Separation	1041	1189	1128	1137	1077	5572
716	Computer-Aided Design and Analysis of Circuits and Semiconductor Masks	1052	1182	1310	1289	721	5554
360	Dynamic Magnetic Information Storage or Retrieval	1060	1073	864	1333	1099	5429
398	Optical Communications	763	897	936	1123	1318	5037
264	Plastic and Nonmetallic Article Shaping or Treating: Processes	1005	963	1001	1114	929	5012
174	Electricity: Conductors and Insulators	731	911	977	1054	1277	4950
718	Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems)	398	799	1007	1123	1339	4666
219	Electric Heating	582	903	1110	1080	965	4640
313	Electric Lamp and Discharge Devices	1163	1120	925	757	530	4495
706	DP: Artificial Intelligence (Data Processing)	759	814	960	1033	918	4484
252	Compositions	712	828	916	975	1051	4482
137	Fluid Handling	472	717	924	959	1289	4361
296	Land Vehicles: Bodies and Tops	708	823	888	934	970	4323
343	Communications: Radio Wave Antennas	754	760	878	984	908	4284
318	Electricity: Motive Power Systems	749	827	833	893	933	4235
180	Motor Vehicles	766	785	909	937	804	4201
244	Aeronautics and Astronautics	658	835	852	875	967	4187
473	Games Using Tangible Projectile	748	791	810	923	859	4131
369	Dynamic Information Storage or Retrieval	1385	1078	846	462	352	4123
320	Electricity: Battery or Capacitor Charging or Discharging	548	801	729	767	1217	4062
703	DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing)	719	832	808	916	766	4041
248	Supports (e.g., for holding articles, etc.)	688	797	744	760	1009	3998
423	Chemistry of Inorganic Compounds	673	698	849	816	765	3801
380	Cryptography	609	771	864	869	678	3791
062	Refrigeration	669	608	746	813	918	3754
530	Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof	840	692	798	806	584	3720
415	Rotary Kinetic Fluid Motors or Pumps	468	896	663	846	838	3711
307	Electrical Transmission or Interconnection Systems	659	634	615	788	983	3679
386	Motion Video Signal Processing for Recording or Reproducing	596	768	831	844	640	3679
297	Chairs and Seats	612	628	651	778	1001	3670
341	Coded Data Generation or Conversion	758	643	765	747	735	3648
074	Machine Element or Mechanism	474	608	688	724	1026	3520
015	Brushing, Scrubbing, and General Cleaning	557	587	811	760	719	3434
342	Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation)	801	749	584	604	669	3407
323	Electricity: Power Supply or Regulation Systems	593	597	660	762	791	3403
220	Receptacles	466	542	735	829	806	3378
363	Electric Power Conversion Systems	475	530	669	686	922	3282
206	Special Receptacle or Package	569	588	614	696	751	3218
204	Chemistry: Electrical and Wave Energy	533	646	664	668	688	3199
436	Chemistry: Analytical and Immunological Testing	693	638	668	630	547	3176
378	X-Ray or Gamma Ray Systems or Devices	608	530	532	606	821	3097
426	Food or Edible Material: Processes, Compositions, and Products	460	587	656	597	767	3067
417	Pumps	402	717	642	620	579	2960
416	Fluid Reaction Surfaces (i.e., Impellers)	490	674	531	617	632	2944
222	Dispensing (apparatus and process)	426	490	677	650	576	2819
271	Sheet Feeding or Delivering	566	536	625	546	428	2701
372	Coherent Light Generators	547	479	479	564	616	2685
330	Amplifiers	554	503	509	545	563	2674
475	Planetary Gear Transmission Systems or Components	403	481	595	576	506	2561
134	Cleaning and Liquid Contact with Solids	442	465	507	531	585	2530
425	Plastic Article or Earthenware Shaping or Treating: Apparatus	495	479	496	564	488	2522
482	Exercise Devices	678	392	362	497	580	2509
333	Wave Transmission Lines and Networks	473	460	405	468	659	2465
198	Conveyors: Power-Driven	407	369	461	564	619	2420
351	Optics: Eye Examining, Vision Testing and Correcting	451	391	438	567	572	2419
719	Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems)	395	473	530	519	488	2405
136	Batteries: Thermoelectric and Photoelectric	291	349	351	542	813	2346
239	Fluid Sprinkling, Spraying, and Diffusing	394	342	426	520	627	2309
353	Optics: Image Projectors	512	446	446	452	427	2283
502	Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making	396	438	454	534	444	2266
005	Beds	354	395	455	528	504	2236
118	Coating Apparatus	395	475	476	520	352	2218
290	Prime-Mover Dynamo Plants	346	402	480	543	428	2199
106	Compositions: Coating or Plastic	422	476	436	433	430	2197
084	Music	446	389	383	495	472	2185
396	Photography	588	454	463	437	224	2166
002	Apparel	422	422	418	426	475	2163
326	Electronic Digital Logic Circuitry	603	335	492	324	399	2153
355	Photocopying	350	379	392	469	501	2091
451	Abrading	319	418	468	399	458	2062
712	Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems)	521	354	379	346	435	2035
200	Electricity: Circuit Makers and Breakers	368	423	380	402	439	2012
175	Boring or Penetrating the Earth	382	356	378	394	499	2009
384	Bearings	266	336	404	509	487	2002
119	Animal Husbandry	361	404	395	458	382	2000
414	Material or Article Handling	316	311	311	383	639	1960
216	Etching a Substrate: Processes	297	352	454	464	388	1955
188	Brakes	266	341	391	450	476	1924
095	Gas Separation: Processes	340	381	472	408	310	1911
708	Arithmetic Processing and Calculating (Electrical Computers)	312	321	496	386	333	1848
072	Metal Deforming	292	386	413	330	354	1775
585	Chemistry of Hydrocarbon Compounds	298	305	383	401	384	1771
148	Metal Treatment	305	392	374	359	329	1759
331	Oscillators	408	350	288	371	329	1746
405	Hydraulic and Earth Engineering	279	270	348	434	411	1742
205	Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions	279	362	346	317	395	1699
510	Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions	373	339	313	370	297	1692
367	Communications, Electrical: Acoustic Wave Systems and Devices	238	275	342	375	461	1691
434	Education and Demonstration	176	281	422	449	322	1650
251	Valves and Valve Actuation	207	295	315	364	440	1621
165	Heat Exchange	290	303	298	242	472	1605
042	Firearms	240	276	314	385	382	1597
312	Supports: Cabinet Structure	187	297	300	337	447	1568
433	Dentistry	233	292	331	318	350	1524
033	Geometrical Instruments	370	285	283	297	282	1517
055	Gas Separation	357	301	319	280	253	1510
192	Clutches and Power-Stop Control	210	284	283	332	396	1505
162	Paper Making and Fiber Liberation	309	340	298	327	230	1504
004	Baths, Closets, Sinks, and Spittoons	258	359	265	278	327	1487
024	Buckles, Buttons, Clasps, Etc.	216	259	316	306	340	1437
053	Package Making	297	291	292	231	325	1436
099	Foods and Beverages: Apparatus	195	254	279	397	307	1432
241	Solid Material Comminution or Disintegration	331	270	273	302	248	1424
016	Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.)	274	258	297	296	283	1408
477	Interrelated Power Delivery Controls, Including Engine Control	225	319	285	290	275	1394
211	Supports: Racks	270	244	258	290	328	1390
114	Ships	230	252	230	309	363	1384
036	Boots, Shoes, and Leggings	234	269	268	295	295	1361
336	Inductor Devices	292	263	238	270	272	1335
227	Elongated-Member-Driving Apparatus	264	262	312	266	229	1333
141	Fluent Material Handling, with Receiver or Receiver Coacting Means	180	270	287	291	292	1320
083	Cutting	243	254	246	286	279	1308
089	Ordnance	229	256	282	267	266	1300
030	Cutlery	253	245	247	306	240	1291
285	Pipe Joints or Couplings	265	259	227	252	278	1281
224	Package and Article Carriers	145	199	234	302	397	1277
335	Electricity: Magnetically Operated Switches, Magnets, and Electromagnets	192	289	300	260	233	1274
152	Resilient Tires and Wheels	170	223	213	316	349	1271
081	Tools	210	204	299	278	279	1270
040	Card, Picture, or Sign Exhibiting	241	249	210	293	231	1224
208	Mineral Oils: Processes and Products	221	195	242	295	265	1218
374	Thermal Measuring and Testing	186	298	246	248	229	1207
049	Movable or Removable Closures	132	205	265	304	300	1206
294	Handling: Hand and Hoist-Line Implements	172	233	279	272	249	1205
096	Gas Separation: Apparatus	185	246	268	279	222	1200
411	Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener	172	188	268	282	286	1196
181	Acoustics	227	220	244	268	236	1195
228	Metal Fusion Bonding	288	263	237	225	181	1194
101	Printing	193	188	202	288	310	1181
292	Closure Fasteners	163	198	285	286	210	1142
602	Surgery: Splint, Brace, or Bandage	258	249	210	253	159	1129
242	Winding, Tensioning, or Guiding	222	175	198	232	295	1122
504	Plant Protecting and Regulating Compositions	90	196	242	263	317	1108
065	Glass Manufacturing	195	203	207	258	234	1097
366	Agitating (e.g., of articles and materials)	184	257	197	246	211	1095
126	Stoves and Furnaces	156	178	213	262	277	1086
209	Classifying, Separating, and Assorting Solids	196	174	195	257	243	1065
102	Ammunition and Explosives	200	224	225	196	212	1057
368	Horology: Time Measuring Systems or Devices	159	172	220	247	259	1057
508	Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions	196	195	218	224	223	1056
277	Seal for a Joint or Juncture	172	194	202	210	267	1045
070	Locks	188	217	210	228	193	1036
034	Drying and Gas or Vapor Contact with Solids	161	190	211	246	225	1033
075	Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures	210	203	191	223	205	1032
401	Coating Implements with Material Supply	154	231	217	227	198	1027
273	Amusement Devices: Games	204	192	277	235	117	1025
008	Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers	249	204	202	200	148	1003
446	Amusement Devices: Toys	194	169	189	227	217	996
160	Flexible or Portable Closure, Partition, or Panel	141	167	183	220	245	956
403	Joints and Connections	120	159	156	196	323	954
474	Endless Belt Power Transmission Systems or Components	221	175	167	157	231	951
164	Metal Founding	207	241	164	175	163	950
269	Work Holders	125	190	236	226	169	946
501	Compositions: Ceramic	189	205	190	189	165	938
043	Fishing, Trapping, and Vermin Destroying	155	155	181	217	222	930
601	Surgery: Kinesitherapy	154	167	192	191	215	919
404	Road Structure, Process, or Apparatus	165	161	202	187	194	909
132	Toilet	128	182	180	193	224	907
418	Rotary Expansible Chamber Devices	142	164	170	183	241	900
047	Plant Husbandry	159	181	192	169	195	896
138	Pipes and Tubular Conduits	141	134	148	196	274	893
215	Bottles and Jars	125	164	181	220	144	834
182	Fire Escape, Ladder, or Scaffold	115	153	184	192	178	822
506	Combinatorial Chemistry Technology: Method, Library, Apparatus	63	40	75	190	448	816
400	Typewriting Machines	140	152	153	234	132	811
108	Horizontally Supported Planar Surfaces	132	179	165	155	175	806
056	Harvesters	183	176	130	133	182	804
124	Mechanical Guns and Projectors	144	129	163	173	182	791
507	Earth Boring, Well Treating, and Oil Field Chemistry	200	142	140	154	148	784
117	Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor	123	183	177	171	128	782
173	Tool Driving or Impacting	132	158	156	152	167	765
254	Implements or Apparatus for Applying Pushing or Pulling Force	110	150	189	165	143	757
376	Induced Nuclear Reactions: Processes, Systems, and Elements	90	106	148	222	167	733
044	Fuel and Related Compositions	105	112	153	176	183	729
303	Fluid-Pressure and Analogous Brake Systems	130	151	134	154	157	726
261	Gas and Liquid Contact Apparatus	128	160	137	158	138	721
267	Spring Devices	97	129	139	166	189	720
187	Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle	130	134	137	152	156	709
464	Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts	134	164	173	129	106	706
442	Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.)	197	141	123	110	121	692
135	Tent, Canopy, Umbrella, or Cane	141	109	145	143	150	688
720	Dynamic Optical Information Storage or Retrieval	195	180	156	86	56	673
048	Gas: Heating and Illuminating	103	139	153	144	133	672
440	Marine Propulsion	121	135	118	156	138	668
270	Sheet-Material Associating	207	163	134	90	61	655
229	Envelopes, Wrappers, and Paperboard Boxes	111	82	123	164	162	642
131	Tobacco	91	73	141	139	188	632
431	Combustion	108	98	119	136	162	623
445	Electric Lamp or Space Discharge Component or Device Manufacturing	164	147	113	102	95	621
068	Textiles: Fluid Treating Apparatus	112	110	118	135	134	609
454	Ventilation	76	84	126	136	181	603
408	Cutting by Use of Rotating Axially Moving Tool	86	93	119	158	142	598
392	Electric Resistance Heating Devices	111	114	108	128	88	549
221	Article Dispensing	104	75	100	117	138	534
410	Freight Accommodation On Freight Carrier	97	107	130	108	84	526
407	Cutters, for Shaping	82	66	119	133	114	514
037	Excavating	101	87	77	107	127	499
493	Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web	83	94	110	89	117	493
172	Earth Working	82	78	105	116	95	476
266	Metallurgical Apparatus	103	106	96	78	90	473
112	Sewing	90	112	71	99	83	455
105	Railway Rolling Stock	77	82	105	105	85	454
092	Expansible Chamber Devices	76	70	85	88	130	449
452	Butchering	80	74	90	121	82	447
505	Superconductor Technology: Apparatus, Material, Process	45	86	92	111	109	443
299	Mining or In Situ Disintegration of Hard Material	63	60	89	116	114	442
051	Abrasive Tool Making Process, Material, or Composition	68	60	80	112	118	438
169	Fire Extinguishers	38	62	92	124	116	432
383	Flexible Bags	67	76	93	95	101	432
100	Presses	61	72	89	107	99	428
472	Amusement Devices	84	72	77	111	75	419
409	Gear Cutting, Milling, or Planing	69	51	77	101	111	409
104	Railways	67	92	106	72	70	407
236	Automatic Temperature and Humidity Regulation	91	75	80	85	76	407
338	Electrical Resistors	99	112	100	48	44	403
441	Buoys, Rafts, and Aquatic Devices	54	67	73	96	111	401
184	Lubrication	69	66	88	95	82	400
301	Land Vehicles: Wheels and Axles	83	43	65	93	115	399
420	Alloys or Metallic Compositions	50	65	63	81	125	384
518	Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof	48	57	78	69	110	362
218	High-Voltage Switches with Arc Preventing or Extinguishing Devices	34	77	53	91	93	348
293	Vehicle Fenders	62	72	52	70	85	341
850	Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm]	47	69	85	83	55	339
194	Check-Actuated Control Mechanisms	40	73	69	96	60	338
116	Signals and Indicators	58	53	53	72	96	332
111	Planting	54	48	63	78	73	316
177	Weighing Scales	51	65	51	75	67	309
322	Electricity: Single Generator Systems	63	65	58	70	47	303
149	Explosive and Thermic Compositions or Charges	79	78	70	41	30	298
377	Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems	55	64	60	59	60	298
071	Chemistry: Fertilizers	42	49	48	65	93	297
082	Turning (e.g., for metal working)	68	68	57	54	50	297
503	Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor	54	81	74	58	26	293
122	Liquid Heaters and Vaporizers	48	56	61	70	54	289
450	Foundation Garments	48	75	57	64	39	283
144	Woodworking	127	63	33	16	34	273
279	Chucks or Sockets	43	57	47	53	72	272
014	Bridges	60	54	59	64	34	271
203	Distillation: Processes, Separatory	36	55	60	51	69	271
419	Powder Metallurgy Processes	49	43	43	58	74	267
110	Furnaces	29	53	56	71	55	264
057	Textiles: Spinning, Twisting, and Twining	54	59	58	54	28	253
283	Printed Matter	46	45	68	53	36	248
256	Fences	44	41	46	57	58	246
494	Imperforate Bowl: Centrifugal Separators	47	52	46	41	59	245
091	Motors: Expansible Chamber Type	52	40	39	50	54	235
588	Hazardous or Toxic Waste Destruction or Containment	41	45	40	44	58	228
432	Heating	42	33	41	38	70	224
516	Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting	66	53	40	36	26	221
223	Apparel Apparatus	37	45	37	41	51	211
066	Textiles: Knitting	70	32	49	26	29	206
212	Traversing Hoists	29	31	25	62	59	206
246	Railway Switches and Signals	24	29	33	46	74	206
406	Conveyors: Fluid Current	28	32	41	50	54	205
337	Electricity: Electrothermally or Thermally Actuated Switches	44	43	29	33	44	193
332	Modulators	55	42	27	40	25	189
249	Static Molds	42	43	37	34	32	188
202	Distillation: Apparatus	29	29	52	38	34	182
238	Railways: Surface Track	33	32	32	46	35	178
125	Stone Working	32	28	38	42	37	177
305	Wheel Substitutes for Land Vehicles	38	23	26	49	39	175
460	Crop Threshing or Separating	34	40	19	32	46	171
063	Jewelry	26	30	32	36	44	168
038	Textiles: Ironing or Smoothing	21	43	56	29	18	167
139	Textiles: Weaving	37	35	27	34	34	167
127	Sugar, Starch, and Carbohydrates	18	25	35	29	43	150
190	Trunks and Hand-Carried Luggage	32	21	37	28	29	147
027	Undertaking	31	26	26	25	36	144
059	Chain, Staple, and Horseshoe Making	26	23	30	36	29	144
492	Roll or Roller	29	29	21	31	20	130
191	Electricity: Transmission To Vehicles	18	14	26	34	36	128
225	Severing by Tearing or Breaking	14	25	20	36	31	126
201	Distillation: Processes, Thermolytic	19	19	19	23	43	123
512	Perfume Compositions	15	20	36	33	17	121
007	Compound Hand Tools	17	13	24	24	38	116
150	Purses, Wallets, and Protective Covers	14	20	16	33	31	114
193	Conveyors, Chutes, Skids, Guides, and Ways	15	9	20	33	35	112
412	Bookbinding: Process and Apparatus	22	28	19	15	28	112
028	Textiles: Manufacturing	19	20	21	25	24	109
157	Wheelwright Machines	12	17	23	27	29	108
237	Heating Systems	13	16	29	27	23	108
298	Land Vehicles: Dumping	22	19	16	19	20	96
213	Railway Draft Appliances	12	14	26	24	18	94
178	Telegraphy	7	21	32	16	16	92
019	Textiles: Fiber Preparation	27	15	15	15	17	89
476	Friction Gear Transmission Systems or Components	17	18	13	24	17	89
012	Boot and Shoe Making	16	17	15	16	24	88
232	Deposit and Collection Receptacles	18	21	14	19	15	87
483	Tool Changing	9	15	22	20	21	87
086	Ammunition and Explosive-Charge Making	13	12	16	22	22	85
087	Textiles: Braiding, Netting, and Lace Making	9	14	20	30	10	83
140	Wireworking	14	10	14	14	27	79
023	Chemistry: Physical Processes	19	15	19	12	13	78
402	Binder Device Releasably Engaging Aperture or Notch of Sheet	16	13	25	12	12	78
329	Demodulators	23	26	5	11	10	75
076	Metal Tools and Implements, Making	13	21	17	9	10	70
373	Industrial Electric Heating Furnaces	7	6	16	24	16	69
226	Advancing Material of Indeterminate Length	12	5	5	6	39	67
453	Coin Handling	4	9	15	10	27	65
054	Harness for Working Animal	12	22	13	9	8	64
281	Books, Strips, and Leaves	11	13	10	18	11	63
109	Safes, Bank Protection, or a Related Device	3	12	19	6	20	60
300	Brush, Broom, and Mop Making	9	13	15	16	6	59
352	Optics: Motion Pictures	12	17	11	9	8	57
159	Concentrating Evaporators	9	8	9	14	12	52
289	Knots and Knot Tying	8	7	11	6	12	44
196	Mineral Oils: Apparatus	7	4	9	13	2	35
470	Threaded, Headed Fastener, or Washer Making: Process and Apparatus	9	5	7	4	6	31
026	Textiles: Cloth Finishing	4	13	5	3	1	26
449	Bee Culture (propagating, raising, caring for bees)	6	2	7	6	4	25
413	Sheet Metal Container Making	4	5	4	4	7	24
388	Electricity: Motor Control Systems	12	6	2	1	2	23
186	Merchandising	7	2	5	4	4	22
171	Unearthing Plants or Buried Objects	6	3	2	7	2	20
185	Motors: Spring, Weight, or Animal Powered	2	4	4	3	4	17
069	Leather Manufactures	4	3	2	6	0	15
168	Farriery	0	2	4	5	4	15
346	Recorders	1	4	1	4	3	13
217	Wooden Receptacles	2	2	2	0	2	8
291	Track Sanders	1	1	5	0	1	8
295	Railway Wheels and Axles	0	1	1	2	4	8
334	Tuners	0	1	1	2	4	8
260	Chemistry of Carbon Compounds	2	0	1	0	3	6
234	Selective Cutting (e.g., Punching)	0	1	2	1	1	5
462	Books, Strips, and Leaves for Manifolding	0	1	2	1	1	5
245	Wire Fabrics and Structure	2	0	2	0	0	4
142	Wood Turning	0	0	0	2	1	3
147	Coopering	1	0	0	1	0	2
258	Railway Mail Delivery	0	1	0	0	1	2
231	Whips and Whip Apparatus	1	0	0	0	0	1
314	Electric Lamp and Discharge Devices: Consumable Electrodes	0	0	0	1	0	1
ALL	ALL CLASSES	224505	253155	277835	300677	298407	1354579

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2011 - 2015 Utility Patent Grants
As Distributed By Calendar Year of Grant

PTMT Contacts

Patenting By Geographic Region (State and Country),Breakout By Technology Class

Count of 2011 - 2015 Utility Patent Grants As Distributed By Calendar Year of Grant

PTMT Contacts

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 2011 - 2015 Utility Patent Grants
As Distributed By Calendar Year of Grant