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

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

Count of 2008 - 2012 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, HONG KONG S.A.R.

( 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 2008 2009 2010 2011 2012 Total
362 Illumination 8 10 20 22 9 69
435 Chemistry: Molecular Biology and Microbiology 9 12 16 18 13 68
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 14 14 10 9 9 56
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 6 5 8 15 8 42
310 Electrical Generator or Motor Structure 1 5 6 12 16 40
438 Semiconductor Device Manufacturing: Process 8 3 7 7 11 36
370 Multiplex Communications 2 3 9 9 10 33
532 Organic Compounds (includes Classes 532-570) 10 12 6 1 4 33
340 Communications: Electrical 7 2 9 3 11 32
446 Amusement Devices: Toys 5 4 9 6 8 32
382 Image Analysis 3 2 6 6 14 31
402 Binder Device Releasably Engaging Aperture or Notch of Sheet 3 6 12 6 3 30
455 Telecommunications 4 1 3 5 17 30
360 Dynamic Magnetic Information Storage or Retrieval 7 2 7 6 7 29
375 Pulse or Digital Communications 0 2 6 4 16 28
439 Electrical Connectors 8 4 4 7 5 28
029 Metal Working 4 5 7 3 8 27
315 Electric Lamp and Discharge Devices: Systems 4 5 5 6 6 26
323 Electricity: Power Supply or Regulation Systems 2 5 9 5 5 26
345 Computer Graphics Processing and Selective Visual Display Systems 3 5 6 4 7 25
099 Foods and Beverages: Apparatus 6 5 4 4 5 24
359 Optical: Systems and Elements 4 5 5 4 6 24
320 Electricity: Battery or Capacitor Charging or Discharging 3 4 2 8 6 23
343 Communications: Radio Wave Antennas 3 6 4 6 3 22
015 Brushing, Scrubbing, and General Cleaning 1 3 6 5 6 21
073 Measuring and Testing 0 7 7 1 5 20
128 Surgery (includes Class 600) 4 2 2 3 8 19
030 Cutlery 5 3 5 1 4 18
313 Electric Lamp and Discharge Devices 5 0 2 5 6 18
385 Optical Waveguides 5 3 7 0 3 18
450 Foundation Garments 2 2 2 6 6 18
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 4 5 3 5 17
206 Special Receptacle or Package 2 2 8 3 2 17
219 Electric Heating 3 0 1 5 8 17
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 6 1 3 1 6 17
280 Land Vehicles 8 0 1 2 5 16
341 Coded Data Generation or Conversion 4 2 4 1 5 16
351 Optics: Eye Examining, Vision Testing and Correcting 2 2 6 2 4 16
428 Stock Material or Miscellaneous Articles 3 1 3 6 3 16
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 2 2 9 3 16
250 Radiant Energy 3 5 4 2 1 15
318 Electricity: Motive Power Systems 3 1 3 2 6 15
361 Electricity: Electrical Systems and Devices 1 5 3 3 3 15
363 Electric Power Conversion Systems 5 3 0 2 5 15
070 Locks 5 2 4 1 2 14
241 Solid Material Comminution or Disintegration 1 6 5 1 1 14
200 Electricity: Circuit Makers and Breakers 5 1 5 0 2 13
210 Liquid Purification or Separation 1 1 3 3 5 13
228 Metal Fusion Bonding 2 0 8 1 2 13
297 Chairs and Seats 1 1 0 2 9 13
324 Electricity: Measuring and Testing 1 5 2 3 2 13
707 DP: Database and File Management or Data Structures (Data Processing) 0 2 3 3 5 13
024 Buckles, Buttons, Clasps, Etc. 1 1 0 2 8 12
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 2 3 1 6 12
330 Amplifiers 1 3 2 3 3 12
331 Oscillators 2 2 3 2 3 12
348 Television 0 2 1 5 4 12
427 Coating Processes 1 3 3 3 2 12
356 Optics: Measuring and Testing 2 3 5 0 1 11
604 Surgery (Medicators and Receptors) 1 1 3 1 5 11
223 Apparel Apparatus 1 2 2 1 4 10
248 Supports (e.g., for holding articles, etc.) 4 4 0 1 1 10
349 Liquid Crystal Cells, Elements and Systems 1 2 1 5 1 10
368 Horology: Time Measuring Systems or Devices 1 3 2 1 3 10
396 Photography 1 0 0 4 5 10
463 Amusement Devices: Games 0 0 1 3 6 10
473 Games Using Tangible Projectile 1 2 6 0 1 10
004 Baths, Closets, Sinks, and Spittoons 1 0 2 1 5 9
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 2 2 4 1 9
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 2 0 1 6 0 9
033 Geometrical Instruments 2 0 2 3 1 8
083 Cutting 0 1 4 1 2 8
084 Music 4 2 0 1 1 8
096 Gas Separation: Apparatus 2 2 1 1 2 8
381 Electrical Audio Signal Processing Systems and Devices 2 1 1 2 2 8
392 Electric Resistance Heating Devices 0 0 3 4 1 8
482 Exercise Devices 0 2 3 3 0 8
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 2 1 3 0 2 8
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 0 1 0 3 4 8
714 Error Detection/Correction and Fault Detection/Recovery 1 0 0 0 7 8
055 Gas Separation 2 3 1 0 1 7
222 Dispensing (apparatus and process) 1 0 1 1 4 7
252 Compositions 0 1 2 2 2 7
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1 1 2 1 2 7
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 1 4 2 7
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 1 1 0 1 4 7
124 Mechanical Guns and Projectors 0 1 1 2 2 6
135 Tent, Canopy, Umbrella, or Cane 2 2 1 1 0 6
136 Batteries: Thermoelectric and Photoelectric 0 0 0 0 6 6
220 Receptacles 1 0 1 2 2 6
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 1 3 1 1 6
347 Incremental Printing of Symbolic Information 1 0 2 2 1 6
379 Telephonic Communications 1 1 0 1 3 6
380 Cryptography 0 1 2 2 1 6
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 0 1 5 0 6
725 Interactive Video Distribution Systems 0 3 0 0 3 6
005 Beds 1 0 2 1 1 5
040 Card, Picture, or Sign Exhibiting 1 1 0 2 1 5
081 Tools 3 0 2 0 0 5
174 Electricity: Conductors and Insulators 1 0 2 0 2 5
204 Chemistry: Electrical and Wave Energy 1 0 0 1 3 5
227 Elongated-Member-Driving Apparatus 1 0 1 2 1 5
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 4 1 5
244 Aeronautics and Astronautics 1 0 1 1 2 5
273 Amusement Devices: Games 0 0 1 3 1 5
307 Electrical Transmission or Interconnection Systems 3 1 0 1 0 5
336 Inductor Devices 0 1 2 0 2 5
365 Static Information Storage and Retrieval 0 2 3 0 0 5
366 Agitating (e.g., of articles and materials) 1 1 1 0 2 5
374 Thermal Measuring and Testing 1 0 2 0 2 5
401 Coating Implements with Material Supply 2 1 0 2 0 5
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 3 1 0 1 0 5
451 Abrading 1 1 2 1 0 5
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 2 1 1 0 5
706 DP: Artificial Intelligence (Data Processing) 0 1 0 2 2 5
002 Apparel 0 1 0 3 0 4
036 Boots, Shoes, and Leggings 1 0 2 1 0 4
038 Textiles: Ironing or Smoothing 1 0 2 1 0 4
052 Static Structures (e.g., Buildings) 0 0 2 1 1 4
112 Sewing 1 0 2 1 0 4
148 Metal Treatment 1 0 3 0 0 4
294 Handling: Hand and Hoist-Line Implements 1 1 0 0 2 4
326 Electronic Digital Logic Circuitry 1 2 1 0 0 4
333 Wave Transmission Lines and Networks 0 2 1 0 1 4
358 Facsimile and Static Presentation Processing 0 1 2 1 0 4
383 Flexible Bags 1 0 0 1 2 4
408 Cutting by Use of Rotating Axially Moving Tool 0 1 1 2 0 4
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 0 2 2 4
423 Chemistry of Inorganic Compounds 0 2 1 0 1 4
436 Chemistry: Analytical and Immunological Testing 1 0 0 1 2 4
472 Amusement Devices 1 0 0 1 2 4
601 Surgery: Kinesitherapy 0 1 2 1 0 4
700 DP: Generic Control Systems or Specific Applications (Data Processing) 2 1 0 0 1 4
708 Arithmetic Processing and Calculating (Electrical Computers) 1 0 0 2 1 4
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 0 2 0 3
062 Refrigeration 0 1 0 2 0 3
095 Gas Separation: Processes 0 0 2 0 1 3
106 Compositions: Coating or Plastic 0 0 0 0 3 3
108 Horizontally Supported Planar Surfaces 0 0 1 1 1 3
118 Coating Apparatus 1 0 1 0 1 3
119 Animal Husbandry 0 3 0 0 0 3
123 Internal-Combustion Engines 1 0 0 0 2 3
126 Stoves and Furnaces 0 0 0 0 3 3
132 Toilet 1 0 1 1 0 3
173 Tool Driving or Impacting 1 0 0 0 2 3
209 Classifying, Separating, and Assorting Solids 1 0 1 1 0 3
216 Etching a Substrate: Processes 0 1 0 1 1 3
224 Package and Article Carriers 0 0 0 1 2 3
290 Prime-Mover Dynamo Plants 1 0 2 0 0 3
386 Motion Video Signal Processing for Recording or Reproducing 0 1 1 0 1 3
398 Optical Communications 1 1 1 0 0 3
414 Material or Article Handling 1 0 0 0 2 3
417 Pumps 0 1 0 0 2 3
441 Buoys, Rafts, and Aquatic Devices 1 1 0 0 1 3
475 Planetary Gear Transmission Systems or Components 0 1 0 1 1 3
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 1 1 0 1 3
606 Surgery (instruments) 0 0 1 2 0 3
713 Support (Electrical Computers and Digital Processing Systems) 2 1 0 0 0 3
717 DP: Software Development, Installation, and Management (Data Processing) 0 0 1 1 1 3
726 Information Security 0 1 0 0 2 3
060 Power Plants 1 1 0 0 0 2
131 Tobacco 0 0 1 0 1 2
134 Cleaning and Liquid Contact with Solids 0 0 1 1 0 2
137 Fluid Handling 0 0 1 1 0 2
165 Heat Exchange 1 0 1 0 0 2
180 Motor Vehicles 0 0 0 1 1 2
188 Brakes 1 0 1 0 0 2
190 Trunks and Hand-Carried Luggage 0 0 0 1 1 2
191 Electricity: Transmission To Vehicles 0 2 0 0 0 2
211 Supports: Racks 0 0 0 0 2 2
251 Valves and Valve Actuation 0 0 0 1 1 2
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 0 1 2
338 Electrical Resistors 0 1 1 0 0 2
353 Optics: Image Projectors 0 1 0 1 0 2
367 Communications, Electrical: Acoustic Wave Systems and Devices 1 0 0 1 0 2
369 Dynamic Information Storage or Retrieval 1 0 0 0 1 2
372 Coherent Light Generators 0 0 0 2 0 2
404 Road Structure, Process, or Apparatus 1 0 1 0 0 2
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 1 1 0 0 0 2
431 Combustion 1 0 1 0 0 2
434 Education and Demonstration 0 0 0 1 1 2
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 1 1 0 0 2
505 Superconductor Technology: Apparatus, Material, Process 0 1 0 0 1 2
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 1 0 1 2
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 1 0 0 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 0 0 0 1 2
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 0 1 0 1 2
720 Dynamic Optical Information Storage or Retrieval 1 1 0 0 0 2
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 0 0 0 0 1 1
023 Chemistry: Physical Processes 0 0 0 1 0 1
026 Textiles: Cloth Finishing 0 0 0 0 1 1
043 Fishing, Trapping, and Vermin Destroying 1 0 0 0 0 1
044 Fuel and Related Compositions 0 0 1 0 0 1
047 Plant Husbandry 0 0 1 0 0 1
054 Harness for Working Animal 1 0 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 0 1 0 0 1
059 Chain, Staple, and Horseshoe Making 0 0 0 1 0 1
063 Jewelry 0 0 1 0 0 1
065 Glass Manufacturing 0 0 0 0 1 1
066 Textiles: Knitting 0 0 0 1 0 1
072 Metal Deforming 0 0 0 0 1 1
074 Machine Element or Mechanism 0 0 0 1 0 1
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 0 1 0 1
091 Motors: Expansible Chamber Type 0 0 1 0 0 1
092 Expansible Chamber Devices 0 1 0 0 0 1
105 Railway Rolling Stock 0 0 1 0 0 1
110 Furnaces 0 0 0 1 0 1
125 Stone Working 0 0 1 0 0 1
138 Pipes and Tubular Conduits 0 0 0 1 0 1
139 Textiles: Weaving 0 1 0 0 0 1
144 Woodworking 1 0 0 0 0 1
150 Purses, Wallets, and Protective Covers 0 0 1 0 0 1
175 Boring or Penetrating the Earth 1 0 0 0 0 1
177 Weighing Scales 0 0 0 1 0 1
181 Acoustics 1 0 0 0 0 1
192 Clutches and Power-Stop Control 0 0 0 1 0 1
198 Conveyors: Power-Driven 0 0 0 1 0 1
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 0 0 0 0 1
208 Mineral Oils: Processes and Products 0 0 0 0 1 1
225 Severing by Tearing or Breaking 0 0 1 0 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 0 1 0 0 0 1
242 Winding, Tensioning, or Guiding 0 0 0 1 0 1
261 Gas and Liquid Contact Apparatus 0 0 0 1 0 1
269 Work Holders 0 1 0 0 0 1
279 Chucks or Sockets 0 0 0 0 1 1
285 Pipe Joints or Couplings 0 1 0 0 0 1
292 Closure Fasteners 1 0 0 0 0 1
293 Vehicle Fenders 1 0 0 0 0 1
303 Fluid-Pressure and Analogous Brake Systems 0 0 0 1 0 1
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 1 0 1
399 Electrophotography 0 0 0 1 0 1
410 Freight Accommodation On Freight Carrier 0 1 0 0 0 1
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 0 1 0 1
426 Food or Edible Material: Processes, Compositions, and Products 0 0 0 0 1 1
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 1 0 0 0 0 1
432 Heating 0 0 0 1 0 1
433 Dentistry 0 0 0 1 0 1
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 0 0 1 1
504 Plant Protecting and Regulating Compositions 1 0 0 0 0 1
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 1 0 0 0 1
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 0 0 1 1
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 1 1
607 Surgery: Light, Thermal, and Electrical Application 0 0 0 0 1 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 0 1 1
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 0 1 0 0 0 1
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
ALL ALL CLASSES 311 305 429 419 532 1996


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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

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selected PTMT materials available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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