Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports


U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2010 - 2014 Utility Patent Grants
As Distributed By Calendar Year of Grant

- Explanation of Data -

Rank Ordered Listing of Technology Classes Receiving 1 or More Utility Patents During the Period
Originating From

CHINA, PEOPLE'S REPUBLIC OF

( 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 2010 2011 2012 2013 2014 Total
370 Multiplex Communications 214 270 388 522 834 2228
455 Telecommunications 77 129 260 294 380 1140
361 Electricity: Electrical Systems and Devices 171 203 229 270 216 1089
439 Electrical Connectors 238 254 168 170 136 966
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 57 93 91 162 238 641
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 59 56 108 189 192 604
438 Semiconductor Device Manufacturing: Process 53 60 70 163 237 583
345 Computer Graphics Processing and Selective Visual Display Systems 38 50 126 177 181 572
375 Pulse or Digital Communications 52 61 114 149 189 565
382 Image Analysis 59 75 120 149 135 538
707 DP: Database and File Management or Data Structures (Data Processing) 64 69 106 130 165 534
362 Illumination 92 77 89 105 143 506
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 40 49 62 117 188 456
349 Liquid Crystal Cells, Elements and Systems 20 39 50 86 197 392
713 Support (Electrical Computers and Digital Processing Systems) 41 45 73 112 109 380
532 Organic Compounds (includes Classes 532-570) 29 47 59 85 133 353
726 Information Security 14 19 44 86 113 276
714 Error Detection/Correction and Fault Detection/Recovery 19 33 57 79 86 274
348 Television 22 15 52 62 119 270
324 Electricity: Measuring and Testing 41 38 47 58 69 253
315 Electric Lamp and Discharge Devices: Systems 25 23 34 53 108 243
381 Electrical Audio Signal Processing Systems and Devices 3 30 75 61 73 242
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 29 30 41 68 58 226
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 23 31 43 45 71 213
398 Optical Communications 13 26 42 48 83 212
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 15 22 34 62 70 203
363 Electric Power Conversion Systems 24 25 39 55 55 198
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 22 19 62 55 30 188
435 Chemistry: Molecular Biology and Microbiology 23 15 26 51 65 180
248 Supports (e.g., for holding articles, etc.) 27 29 49 48 21 174
379 Telephonic Communications 12 21 43 42 49 167
340 Communications: Electrical 22 14 34 45 45 160
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 21 24 27 40 46 158
717 DP: Software Development, Installation, and Management (Data Processing) 19 15 27 50 41 152
250 Radiant Energy 19 23 32 30 44 148
313 Electric Lamp and Discharge Devices 28 32 33 28 20 141
711 Memory (Electrical Computers and Digital Processing Systems) 6 12 31 38 48 135
073 Measuring and Testing 18 20 29 34 31 132
200 Electricity: Circuit Makers and Breakers 19 14 35 38 26 132
323 Electricity: Power Supply or Regulation Systems 17 12 17 35 51 132
359 Optical: Systems and Elements 16 19 24 30 41 130
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 10 18 31 23 46 128
310 Electrical Generator or Motor Structure 17 20 27 30 32 126
428 Stock Material or Miscellaneous Articles 7 21 25 32 38 123
174 Electricity: Conductors and Insulators 10 21 20 35 35 121
320 Electricity: Battery or Capacitor Charging or Discharging 14 16 38 25 27 120
165 Heat Exchange 24 22 34 29 10 119
128 Surgery (includes Class 600) 12 16 36 29 22 115
706 DP: Artificial Intelligence (Data Processing) 18 19 24 19 27 107
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 13 27 28 24 13 105
318 Electricity: Motive Power Systems 14 10 30 31 18 103
423 Chemistry of Inorganic Compounds 15 15 17 29 25 101
252 Compositions 4 15 20 20 41 100
356 Optics: Measuring and Testing 16 16 12 24 31 99
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 3 11 20 39 24 97
029 Metal Working 5 12 27 23 29 96
341 Coded Data Generation or Conversion 11 13 26 23 22 95
380 Cryptography 3 6 26 25 34 94
702 DP: Measuring, Calibrating, or Testing (Data Processing) 15 13 19 20 22 89
700 DP: Generic Control Systems or Specific Applications (Data Processing) 7 7 17 22 30 83
378 X-Ray or Gamma Ray Systems or Devices 36 13 11 11 11 82
427 Coating Processes 10 5 22 19 26 82
307 Electrical Transmission or Interconnection Systems 17 16 16 9 21 79
074 Machine Element or Mechanism 3 4 9 38 21 75
312 Supports: Cabinet Structure 8 7 15 26 19 75
385 Optical Waveguides 6 5 13 20 30 74
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 0 3 11 30 26 70
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 2 12 8 25 20 67
210 Liquid Purification or Separation 7 7 21 14 18 67
343 Communications: Radio Wave Antennas 9 8 10 11 28 66
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 4 7 6 23 23 63
219 Electric Heating 10 4 18 15 15 62
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 7 13 3 20 18 61
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 8 9 10 16 18 61
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 1 1 11 21 27 61
052 Static Structures (e.g., Buildings) 6 7 8 14 25 60
365 Static Information Storage and Retrieval 3 7 16 17 17 60
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 8 11 16 9 16 60
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 11 4 14 10 21 60
330 Amplifiers 7 11 11 12 18 59
137 Fluid Handling 2 2 9 23 21 57
220 Receptacles 4 7 12 21 12 56
033 Geometrical Instruments 23 12 7 4 8 54
280 Land Vehicles 5 11 8 12 18 54
358 Facsimile and Static Presentation Processing 5 12 8 17 12 54
415 Rotary Kinetic Fluid Motors or Pumps 3 9 11 17 12 52
206 Special Receptacle or Package 12 6 2 8 23 51
360 Dynamic Magnetic Information Storage or Retrieval 15 6 13 6 11 51
417 Pumps 4 7 13 8 18 50
725 Interactive Video Distribution Systems 2 4 6 10 28 50
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 5 6 11 13 11 46
239 Fluid Sprinkling, Spraying, and Diffusing 5 4 13 12 11 45
241 Solid Material Comminution or Disintegration 6 6 11 11 10 44
336 Inductor Devices 5 5 15 11 8 44
347 Incremental Printing of Symbolic Information 4 7 6 10 16 43
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 2 6 9 12 14 43
436 Chemistry: Analytical and Immunological Testing 5 9 9 6 13 42
005 Beds 5 4 11 10 11 41
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 1 7 8 11 13 40
445 Electric Lamp or Space Discharge Component or Device Manufacturing 4 13 8 6 9 40
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 4 3 8 5 20 40
004 Baths, Closets, Sinks, and Spittoons 3 4 11 13 8 39
297 Chairs and Seats 5 4 9 7 14 39
040 Card, Picture, or Sign Exhibiting 6 6 10 8 8 38
292 Closure Fasteners 10 5 9 12 2 38
135 Tent, Canopy, Umbrella, or Cane 2 4 11 11 9 37
446 Amusement Devices: Toys 2 10 16 2 7 37
331 Oscillators 3 9 8 6 10 36
333 Wave Transmission Lines and Networks 2 6 9 9 10 36
180 Motor Vehicles 3 3 15 7 7 35
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 7 3 6 10 9 35
326 Electronic Digital Logic Circuitry 10 8 2 6 8 34
353 Optics: Image Projectors 4 9 7 11 3 34
290 Prime-Mover Dynamo Plants 6 3 8 6 10 33
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 3 4 9 9 8 33
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 2 3 8 10 9 32
374 Thermal Measuring and Testing 4 2 11 7 8 32
396 Photography 8 7 4 7 6 32
015 Brushing, Scrubbing, and General Cleaning 2 2 9 11 7 31
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 6 3 3 7 12 31
099 Foods and Beverages: Apparatus 3 5 4 6 12 30
204 Chemistry: Electrical and Wave Energy 2 0 4 6 17 29
269 Work Holders 2 5 6 10 6 29
451 Abrading 1 2 4 5 17 29
585 Chemistry of Hydrocarbon Compounds 5 4 7 5 8 29
606 Surgery (instruments) 4 3 5 7 10 29
708 Arithmetic Processing and Calculating (Electrical Computers) 2 3 6 8 10 29
108 Horizontally Supported Planar Surfaces 3 6 8 3 8 28
148 Metal Treatment 4 4 7 5 8 28
475 Planetary Gear Transmission Systems or Components 2 4 5 9 8 28
216 Etching a Substrate: Processes 0 4 2 9 12 27
482 Exercise Devices 6 5 2 7 7 27
030 Cutlery 2 7 5 4 8 26
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 5 3 3 8 7 26
720 Dynamic Optical Information Storage or Retrieval 3 3 7 9 4 26
062 Refrigeration 3 2 6 7 7 25
198 Conveyors: Power-Driven 2 1 5 7 10 25
251 Valves and Valve Actuation 0 1 5 9 10 25
254 Implements or Apparatus for Applying Pushing or Pulling Force 4 2 5 8 6 25
372 Coherent Light Generators 5 5 4 1 10 25
604 Surgery (Medicators and Receptors) 3 6 6 6 4 25
072 Metal Deforming 2 5 7 7 3 24
096 Gas Separation: Apparatus 5 4 5 4 6 24
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 4 5 4 3 8 24
369 Dynamic Information Storage or Retrieval 5 3 4 6 6 24
386 Motion Video Signal Processing for Recording or Reproducing 1 2 3 7 11 24
070 Locks 3 3 9 3 5 23
222 Dispensing (apparatus and process) 2 3 4 7 7 23
227 Elongated-Member-Driving Apparatus 2 4 3 10 4 23
416 Fluid Reaction Surfaces (i.e., Impellers) 2 7 3 5 6 23
426 Food or Edible Material: Processes, Compositions, and Products 2 2 8 5 6 23
060 Power Plants 0 6 3 7 6 22
399 Electrophotography 1 1 2 4 14 22
601 Surgery: Kinesitherapy 4 6 7 3 2 22
296 Land Vehicles: Bodies and Tops 1 3 7 7 3 21
607 Surgery: Light, Thermal, and Electrical Application 1 5 3 5 7 21
208 Mineral Oils: Processes and Products 2 1 1 11 5 20
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 8 3 4 1 3 19
118 Coating Apparatus 1 1 5 5 7 19
126 Stoves and Furnaces 0 3 2 6 8 19
173 Tool Driving or Impacting 2 4 9 2 2 19
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 2 2 7 4 4 19
403 Joints and Connections 1 2 7 5 4 19
083 Cutting 3 2 4 1 8 18
123 Internal-Combustion Engines 1 4 5 4 4 18
136 Batteries: Thermoelectric and Photoelectric 0 1 3 8 6 18
162 Paper Making and Fiber Liberation 0 2 3 4 9 18
164 Metal Founding 0 5 3 3 7 18
261 Gas and Liquid Contact Apparatus 2 4 5 3 4 18
294 Handling: Hand and Hoist-Line Implements 0 1 6 6 5 18
400 Typewriting Machines 1 4 5 3 5 18
414 Material or Article Handling 3 2 4 3 6 18
024 Buckles, Buttons, Clasps, Etc. 4 3 6 4 0 17
106 Compositions: Coating or Plastic 5 4 0 4 4 17
134 Cleaning and Liquid Contact with Solids 2 3 3 1 8 17
192 Clutches and Power-Stop Control 1 1 5 5 5 17
211 Supports: Racks 1 4 5 4 3 17
355 Photocopying 1 3 3 2 8 17
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 1 5 5 5 17
095 Gas Separation: Processes 2 7 1 4 2 16
119 Animal Husbandry 2 2 0 8 4 16
188 Brakes 1 2 6 5 2 16
271 Sheet Feeding or Delivering 0 0 1 7 8 16
351 Optics: Eye Examining, Vision Testing and Correcting 1 4 5 1 5 16
367 Communications, Electrical: Acoustic Wave Systems and Devices 4 3 4 4 1 16
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 1 3 5 4 3 16
368 Horology: Time Measuring Systems or Devices 1 4 2 4 4 15
401 Coating Implements with Material Supply 1 1 4 7 2 15
055 Gas Separation 4 3 5 1 1 14
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 4 2 0 3 5 14
228 Metal Fusion Bonding 0 2 2 5 5 14
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 1 1 5 4 3 14
405 Hydraulic and Earth Engineering 2 0 4 3 5 14
160 Flexible or Portable Closure, Partition, or Panel 5 1 0 5 2 13
279 Chucks or Sockets 2 3 3 1 4 13
384 Bearings 0 0 4 5 4 13
418 Rotary Expansible Chamber Devices 3 4 0 3 3 13
501 Compositions: Ceramic 1 1 3 3 5 13
181 Acoustics 2 2 3 3 2 12
366 Agitating (e.g., of articles and materials) 1 1 3 5 2 12
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 4 4 4 12
084 Music 3 3 0 2 3 11
473 Games Using Tangible Projectile 0 1 3 3 4 11
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 2 3 4 1 11
034 Drying and Gas or Vapor Contact with Solids 0 0 3 2 5 10
049 Movable or Removable Closures 0 0 1 3 6 10
053 Package Making 0 2 1 6 1 10
105 Railway Rolling Stock 1 0 1 5 3 10
209 Classifying, Separating, and Assorting Solids 1 1 0 2 6 10
392 Electric Resistance Heating Devices 2 2 3 2 1 10
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 3 3 0 1 3 10
410 Freight Accommodation On Freight Carrier 0 4 0 2 4 10
081 Tools 1 4 1 2 1 9
110 Furnaces 0 3 1 2 3 9
131 Tobacco 0 1 0 3 5 9
177 Weighing Scales 2 1 1 2 3 9
182 Fire Escape, Ladder, or Scaffold 0 3 0 3 3 9
202 Distillation: Apparatus 0 0 0 1 8 9
236 Automatic Temperature and Humidity Regulation 2 3 1 1 2 9
338 Electrical Resistors 0 1 3 3 2 9
388 Electricity: Motor Control Systems 6 2 1 0 0 9
463 Amusement Devices: Games 0 1 1 4 3 9
014 Bridges 3 1 1 2 1 8
036 Boots, Shoes, and Leggings 2 0 0 2 4 8
038 Textiles: Ironing or Smoothing 3 0 4 0 1 8
065 Glass Manufacturing 1 1 4 0 2 8
071 Chemistry: Fertilizers 1 1 3 0 3 8
101 Printing 2 2 1 1 2 8
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 2 1 2 3 8
242 Winding, Tensioning, or Guiding 2 2 0 1 3 8
244 Aeronautics and Astronautics 0 1 2 2 3 8
420 Alloys or Metallic Compositions 3 1 1 2 1 8
002 Apparel 1 1 2 0 3 7
048 Gas: Heating and Illuminating 1 3 1 0 2 7
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 3 3 0 7
138 Pipes and Tubular Conduits 1 0 1 1 4 7
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 0 1 1 4 7
144 Woodworking 4 0 2 1 0 7
203 Distillation: Processes, Separatory 0 3 0 1 3 7
224 Package and Article Carriers 1 0 4 1 1 7
266 Metallurgical Apparatus 0 2 3 1 1 7
322 Electricity: Single Generator Systems 1 1 0 2 3 7
434 Education and Demonstration 0 0 1 3 3 7
504 Plant Protecting and Regulating Compositions 2 0 0 2 3 7
057 Textiles: Spinning, Twisting, and Twining 1 1 1 2 1 6
104 Railways 2 2 0 0 2 6
122 Liquid Heaters and Vaporizers 0 2 4 0 0 6
175 Boring or Penetrating the Earth 1 3 0 1 1 6
194 Check-Actuated Control Mechanisms 1 0 0 2 3 6
212 Traversing Hoists 0 1 0 0 5 6
285 Pipe Joints or Couplings 1 1 2 1 1 6
329 Demodulators 1 2 1 1 1 6
454 Ventilation 2 0 0 0 4 6
472 Amusement Devices 0 1 2 1 2 6
477 Interrelated Power Delivery Controls, Including Engine Control 0 1 1 2 2 6
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 1 1 0 3 1 6
505 Superconductor Technology: Apparatus, Material, Process 0 0 1 2 3 6
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 3 0 0 2 6
512 Perfume Compositions 0 0 2 1 3 6
047 Plant Husbandry 1 1 1 1 1 5
102 Ammunition and Explosives 1 0 3 1 0 5
114 Ships 0 0 2 0 3 5
213 Railway Draft Appliances 0 0 2 2 1 5
215 Bottles and Jars 1 1 1 1 1 5
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 5 0 0 5
267 Spring Devices 0 0 0 3 2 5
273 Amusement Devices: Games 1 1 1 1 1 5
301 Land Vehicles: Wheels and Axles 0 2 0 0 3 5
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 0 0 5 5
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 2 0 1 2 5
042 Firearms 0 1 0 1 2 4
044 Fuel and Related Compositions 0 0 1 3 0 4
051 Abrasive Tool Making Process, Material, or Composition 0 2 1 1 0 4
132 Toilet 0 1 1 2 0 4
169 Fire Extinguishers 0 0 0 1 3 4
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 2 0 1 4
238 Railways: Surface Track 1 1 0 1 1 4
337 Electricity: Electrothermally or Thermally Actuated Switches 2 0 0 1 1 4
404 Road Structure, Process, or Apparatus 0 0 1 1 2 4
408 Cutting by Use of Rotating Axially Moving Tool 0 1 1 0 2 4
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 0 2 1 0 4
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 2 0 2 4
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 3 0 1 0 0 4
023 Chemistry: Physical Processes 1 1 0 1 0 3
056 Harvesters 2 1 0 0 0 3
100 Presses 0 0 0 3 0 3
125 Stone Working 0 1 0 1 1 3
139 Textiles: Weaving 0 0 0 1 2 3
178 Telegraphy 1 0 0 2 0 3
190 Trunks and Hand-Carried Luggage 0 0 0 2 1 3
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 0 1 2 3
249 Static Molds 0 1 0 2 0 3
270 Sheet-Material Associating 0 0 1 2 0 3
373 Industrial Electric Heating Furnaces 1 0 0 0 2 3
409 Gear Cutting, Milling, or Planing 0 0 0 1 2 3
433 Dentistry 0 0 2 0 1 3
441 Buoys, Rafts, and Aquatic Devices 0 0 2 1 0 3
450 Foundation Garments 1 0 1 0 1 3
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 0 0 1 1 1 3
043 Fishing, Trapping, and Vermin Destroying 0 0 1 0 1 2
063 Jewelry 1 1 0 0 0 2
068 Textiles: Fluid Treating Apparatus 0 1 0 0 1 2
082 Turning (e.g., for metal working) 0 2 0 0 0 2
089 Ordnance 0 0 0 0 2 2
127 Sugar, Starch, and Carbohydrates 0 1 0 1 0 2
152 Resilient Tires and Wheels 0 0 1 0 1 2
172 Earth Working 0 0 0 0 2 2
184 Lubrication 0 0 0 2 0 2
196 Mineral Oils: Apparatus 1 0 0 1 0 2
221 Article Dispensing 2 0 0 0 0 2
223 Apparel Apparatus 0 0 1 1 0 2
232 Deposit and Collection Receptacles 0 0 0 0 2 2
256 Fences 0 0 0 0 2 2
277 Seal for a Joint or Juncture 0 0 0 0 2 2
299 Mining or In Situ Disintegration of Hard Material 0 0 0 0 2 2
332 Modulators 1 0 0 0 1 2
383 Flexible Bags 0 0 1 1 0 2
407 Cutters, for Shaping 0 1 0 0 1 2
419 Powder Metallurgy Processes 1 1 0 0 0 2
474 Endless Belt Power Transmission Systems or Components 0 0 0 1 1 2
494 Imperforate Bowl: Centrifugal Separators 0 0 2 0 0 2
001 ** Classification Undetermined ** 0 0 0 0 1 1
019 Textiles: Fiber Preparation 0 0 0 0 1 1
028 Textiles: Manufacturing 0 0 0 1 0 1
037 Excavating 0 0 0 0 1 1
066 Textiles: Knitting 1 0 0 0 0 1
079 Button Making 1 0 0 0 0 1
087 Textiles: Braiding, Netting, and Lace Making 1 0 0 0 0 1
092 Expansible Chamber Devices 0 0 0 0 1 1
109 Safes, Bank Protection, or a Related Device 0 0 1 0 0 1
112 Sewing 0 1 0 0 0 1
116 Signals and Indicators 0 0 1 0 0 1
124 Mechanical Guns and Projectors 0 0 0 0 1 1
157 Wheelwright Machines 0 0 0 1 0 1
159 Concentrating Evaporators 0 0 0 1 0 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
226 Advancing Material of Indeterminate Length 0 1 0 0 0 1
237 Heating Systems 0 0 0 0 1 1
300 Brush, Broom, and Mop Making 0 1 0 0 0 1
376 Induced Nuclear Reactions: Processes, Systems, and Elements 0 0 0 0 1 1
412 Bookbinding: Process and Apparatus 0 0 1 0 0 1
431 Combustion 0 0 0 0 1 1
432 Heating 0 0 0 0 1 1
452 Butchering 0 0 0 0 1 1
483 Tool Changing 0 0 0 0 1 1
602 Surgery: Splint, Brace, or Bandage 1 0 0 0 0 1
ALL ALL CLASSES 2657 3174 4637 5928 7236 23632



PTMT Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Electronic Information Products Division - PTMT
P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

address of PTMT pages at the USPTO Web Site: http://www.uspto.gov/web/offices/ac/ido/oeip/taf/reports.htm
selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


Top

Skip menu navigation Home > Listing of Viewable PTMT Reports > Table of Contents for This Set of Reports