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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

VIRGINIA

( 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
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 46 45 110 107 95 403
455 Telecommunications 31 46 68 94 105 344
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 39 47 82 82 91 341
370 Multiplex Communications 24 33 62 83 78 280
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 34 29 46 48 55 212
707 DP: Database and File Management or Data Structures (Data Processing) 26 28 45 52 41 192
382 Image Analysis 20 21 40 22 26 129
726 Information Security 12 22 24 27 37 122
340 Communications: Electrical 25 25 20 22 28 120
250 Radiant Energy 17 19 17 23 19 95
428 Stock Material or Miscellaneous Articles 16 15 22 20 22 95
128 Surgery (includes Class 600) 11 8 25 23 21 88
713 Support (Electrical Computers and Digital Processing Systems) 10 18 20 18 21 87
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 19 15 23 16 13 86
131 Tobacco 6 9 20 25 23 83
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 16 12 17 19 18 82
375 Pulse or Digital Communications 20 16 11 13 18 78
435 Chemistry: Molecular Biology and Microbiology 15 9 18 18 17 77
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 12 13 16 11 25 77
356 Optics: Measuring and Testing 16 11 9 16 20 72
438 Semiconductor Device Manufacturing: Process 11 11 18 17 8 65
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 11 18 12 13 7 61
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 12 9 14 13 13 61
379 Telephonic Communications 7 9 12 17 15 60
702 DP: Measuring, Calibrating, or Testing (Data Processing) 9 7 12 19 12 59
706 DP: Artificial Intelligence (Data Processing) 9 10 11 12 17 59
210 Liquid Purification or Separation 13 11 18 9 6 57
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 6 5 16 18 12 57
532 Organic Compounds (includes Classes 532-570) 8 8 18 11 12 57
351 Optics: Eye Examining, Vision Testing and Correcting 11 11 9 14 10 55
700 DP: Generic Control Systems or Specific Applications (Data Processing) 9 2 15 13 16 55
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 8 13 3 11 19 54
362 Illumination 3 10 9 12 19 53
073 Measuring and Testing 15 8 8 10 10 51
359 Optical: Systems and Elements 7 8 13 6 16 50
089 Ordnance 6 5 11 13 13 48
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 5 4 12 16 10 47
361 Electricity: Electrical Systems and Devices 5 10 12 5 13 45
324 Electricity: Measuring and Testing 8 7 6 16 7 44
345 Computer Graphics Processing and Selective Visual Display Systems 4 8 6 12 14 44
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 5 5 16 11 6 43
239 Fluid Sprinkling, Spraying, and Diffusing 15 11 8 5 3 42
206 Special Receptacle or Package 5 3 14 11 8 41
427 Coating Processes 4 7 12 7 10 40
310 Electrical Generator or Motor Structure 11 13 6 5 4 39
052 Static Structures (e.g., Buildings) 5 3 10 9 11 38
102 Ammunition and Explosives 4 4 10 12 8 38
280 Land Vehicles 8 3 12 3 9 35
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 6 2 8 10 9 35
002 Apparel 3 2 9 8 12 34
029 Metal Working 5 5 6 12 6 34
244 Aeronautics and Astronautics 1 4 4 9 16 34
385 Optical Waveguides 12 7 6 4 5 34
714 Error Detection/Correction and Fault Detection/Recovery 3 9 7 5 10 34
482 Exercise Devices 3 4 13 11 2 33
348 Television 3 6 6 6 11 32
436 Chemistry: Analytical and Immunological Testing 3 4 12 10 3 32
473 Games Using Tangible Projectile 5 3 9 8 7 32
604 Surgery (Medicators and Receptors) 1 2 8 8 12 31
725 Interactive Video Distribution Systems 3 9 3 6 9 30
042 Firearms 2 1 8 5 12 28
365 Static Information Storage and Retrieval 5 0 3 12 8 28
606 Surgery (instruments) 2 2 5 3 16 28
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 4 3 2 9 10 28
114 Ships 3 6 5 4 9 27
585 Chemistry of Hydrocarbon Compounds 1 4 10 5 7 27
363 Electric Power Conversion Systems 2 3 9 8 4 26
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 7 0 5 3 11 26
717 DP: Software Development, Installation, and Management (Data Processing) 3 4 4 8 7 26
005 Beds 6 4 6 4 5 25
033 Geometrical Instruments 5 5 4 4 7 25
060 Power Plants 1 5 6 5 8 25
602 Surgery: Splint, Brace, or Bandage 0 12 6 5 2 25
044 Fuel and Related Compositions 4 5 5 4 6 24
290 Prime-Mover Dynamo Plants 3 3 4 7 7 24
423 Chemistry of Inorganic Compounds 4 3 8 1 8 24
333 Wave Transmission Lines and Networks 6 4 4 4 5 23
123 Internal-Combustion Engines 4 3 7 4 4 22
318 Electricity: Motive Power Systems 4 3 5 5 5 22
343 Communications: Radio Wave Antennas 6 3 7 3 3 22
372 Coherent Light Generators 1 3 7 6 5 22
381 Electrical Audio Signal Processing Systems and Devices 4 2 6 1 9 22
162 Paper Making and Fiber Liberation 3 1 9 0 8 21
248 Supports (e.g., for holding articles, etc.) 2 0 6 5 8 21
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 4 5 4 3 5 21
367 Communications, Electrical: Acoustic Wave Systems and Devices 4 3 4 6 3 20
434 Education and Demonstration 4 2 3 4 7 20
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 7 0 2 6 4 19
219 Electric Heating 2 6 4 4 3 19
366 Agitating (e.g., of articles and materials) 3 0 5 8 3 19
380 Cryptography 0 4 6 2 7 19
463 Amusement Devices: Games 1 3 5 5 5 19
015 Brushing, Scrubbing, and General Cleaning 2 5 5 6 0 18
040 Card, Picture, or Sign Exhibiting 2 3 2 5 6 18
252 Compositions 1 4 6 5 2 18
416 Fluid Reaction Surfaces (i.e., Impellers) 5 1 3 4 5 18
439 Electrical Connectors 1 5 7 3 2 18
095 Gas Separation: Processes 0 3 8 3 3 17
220 Receptacles 3 3 4 1 5 16
315 Electric Lamp and Discharge Devices: Systems 4 1 3 3 5 16
062 Refrigeration 3 2 3 6 1 15
099 Foods and Beverages: Apparatus 2 4 3 2 4 15
181 Acoustics 2 0 4 2 7 15
307 Electrical Transmission or Interconnection Systems 5 2 2 4 2 15
398 Optical Communications 2 4 3 2 4 15
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 1 6 4 2 2 15
084 Music 2 4 1 3 4 14
198 Conveyors: Power-Driven 2 2 3 6 1 14
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 3 5 5 1 14
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 2 2 4 6 14
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 2 3 1 0 8 14
070 Locks 4 2 3 1 3 13
072 Metal Deforming 7 1 1 3 1 13
204 Chemistry: Electrical and Wave Energy 1 2 2 1 7 13
208 Mineral Oils: Processes and Products 5 1 4 1 2 13
294 Handling: Hand and Hoist-Line Implements 3 3 4 1 2 13
376 Induced Nuclear Reactions: Processes, Systems, and Elements 4 7 0 0 2 13
414 Material or Article Handling 2 4 2 3 2 13
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 3 2 2 3 3 13
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 4 2 3 2 2 13
588 Hazardous or Toxic Waste Destruction or Containment 0 2 4 5 2 13
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 1 0 3 4 5 13
004 Baths, Closets, Sinks, and Spittoons 3 2 1 2 4 12
137 Fluid Handling 2 1 3 2 4 12
296 Land Vehicles: Bodies and Tops 3 3 2 2 2 12
297 Chairs and Seats 0 1 3 3 5 12
358 Facsimile and Static Presentation Processing 3 1 0 5 3 12
441 Buoys, Rafts, and Aquatic Devices 3 3 4 1 1 12
134 Cleaning and Liquid Contact with Solids 2 2 4 2 1 11
135 Tent, Canopy, Umbrella, or Cane 1 4 4 2 0 11
175 Boring or Penetrating the Earth 1 1 2 3 4 11
326 Electronic Digital Logic Circuitry 5 3 1 2 0 11
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 3 1 2 2 3 11
053 Package Making 2 1 2 1 4 10
096 Gas Separation: Apparatus 1 3 2 3 1 10
116 Signals and Indicators 2 2 3 1 2 10
119 Animal Husbandry 1 1 2 3 3 10
148 Metal Treatment 1 3 3 0 3 10
180 Motor Vehicles 0 3 1 2 4 10
209 Classifying, Separating, and Assorting Solids 4 3 1 2 0 10
241 Solid Material Comminution or Disintegration 0 4 5 1 0 10
273 Amusement Devices: Games 1 2 4 3 0 10
323 Electricity: Power Supply or Regulation Systems 0 5 4 0 1 10
336 Inductor Devices 0 0 6 1 3 10
405 Hydraulic and Earth Engineering 2 4 3 1 0 10
440 Marine Propulsion 3 1 4 2 0 10
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 8 2 10
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 4 0 2 4 0 10
030 Cutlery 1 2 1 4 1 9
043 Fishing, Trapping, and Vermin Destroying 2 0 3 2 2 9
055 Gas Separation 2 1 2 1 3 9
124 Mechanical Guns and Projectors 0 0 2 2 5 9
165 Heat Exchange 2 3 2 1 1 9
174 Electricity: Conductors and Insulators 3 0 2 3 1 9
224 Package and Article Carriers 3 0 0 3 3 9
378 X-Ray or Gamma Ray Systems or Devices 1 1 4 2 1 9
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 1 2 1 1 4 9
065 Glass Manufacturing 2 1 2 1 2 8
066 Textiles: Knitting 0 0 3 5 0 8
138 Pipes and Tubular Conduits 1 1 1 3 2 8
149 Explosive and Thermic Compositions or Charges 1 0 4 0 3 8
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 5 1 1 0 8
211 Supports: Racks 0 0 3 2 3 8
222 Dispensing (apparatus and process) 1 1 2 0 4 8
271 Sheet Feeding or Delivering 1 0 5 1 1 8
299 Mining or In Situ Disintegration of Hard Material 1 2 0 3 2 8
313 Electric Lamp and Discharge Devices 1 0 0 4 3 8
320 Electricity: Battery or Capacitor Charging or Discharging 1 2 2 2 1 8
368 Horology: Time Measuring Systems or Devices 3 2 0 3 0 8
410 Freight Accommodation On Freight Carrier 2 1 2 1 2 8
415 Rotary Kinetic Fluid Motors or Pumps 1 1 1 2 3 8
607 Surgery: Light, Thermal, and Electrical Application 1 4 1 1 1 8
711 Memory (Electrical Computers and Digital Processing Systems) 1 2 1 4 0 8
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 1 1 1 2 7
126 Stoves and Furnaces 0 2 3 0 2 7
216 Etching a Substrate: Processes 2 1 0 3 1 7
251 Valves and Valve Actuation 0 0 1 1 5 7
374 Thermal Measuring and Testing 3 2 1 0 1 7
417 Pumps 2 1 1 1 2 7
426 Food or Edible Material: Processes, Compositions, and Products 1 1 0 3 2 7
454 Ventilation 1 2 1 0 3 7
601 Surgery: Kinesitherapy 0 4 0 0 3 7
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 3 0 1 2 1 7
036 Boots, Shoes, and Leggings 3 1 0 2 0 6
057 Textiles: Spinning, Twisting, and Twining 1 1 0 3 1 6
105 Railway Rolling Stock 1 1 0 2 2 6
106 Compositions: Coating or Plastic 1 2 1 2 0 6
122 Liquid Heaters and Vaporizers 1 2 0 1 2 6
160 Flexible or Portable Closure, Partition, or Panel 1 2 2 1 0 6
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 1 0 1 3 6
182 Fire Escape, Ladder, or Scaffold 0 0 1 3 2 6
229 Envelopes, Wrappers, and Paperboard Boxes 0 1 2 2 1 6
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 1 0 2 2 6
396 Photography 2 0 1 3 0 6
403 Joints and Connections 0 3 2 1 0 6
024 Buckles, Buttons, Clasps, Etc. 1 0 0 0 4 5
063 Jewelry 0 0 2 2 1 5
081 Tools 1 2 0 1 1 5
082 Turning (e.g., for metal working) 0 0 0 2 3 5
144 Woodworking 1 1 0 1 2 5
261 Gas and Liquid Contact Apparatus 1 0 0 2 2 5
292 Closure Fasteners 2 0 0 1 2 5
384 Bearings 0 2 0 1 2 5
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 1 2 2 0 5
034 Drying and Gas or Vapor Contact with Solids 2 0 0 0 2 4
047 Plant Husbandry 1 1 1 1 0 4
071 Chemistry: Fertilizers 0 1 1 2 0 4
074 Machine Element or Mechanism 1 2 1 0 0 4
083 Cutting 0 0 2 1 1 4
086 Ammunition and Explosive-Charge Making 2 1 1 0 0 4
100 Presses 1 3 0 0 0 4
104 Railways 0 0 3 1 0 4
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 1 3 4
118 Coating Apparatus 2 0 1 0 1 4
150 Purses, Wallets, and Protective Covers 1 0 1 1 1 4
173 Tool Driving or Impacting 1 1 1 1 0 4
188 Brakes 2 1 1 0 0 4
242 Winding, Tensioning, or Guiding 0 2 1 1 0 4
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 1 0 2 1 0 4
330 Amplifiers 2 0 1 1 0 4
331 Oscillators 2 1 0 0 1 4
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 0 1 0 3 4
341 Coded Data Generation or Conversion 0 1 2 1 0 4
383 Flexible Bags 1 2 1 0 0 4
399 Electrophotography 0 0 2 0 2 4
401 Coating Implements with Material Supply 0 1 2 1 0 4
404 Road Structure, Process, or Apparatus 2 0 1 0 1 4
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 2 2 0 4
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 2 0 0 1 1 4
038 Textiles: Ironing or Smoothing 0 1 0 0 2 3
132 Toilet 1 0 1 1 0 3
136 Batteries: Thermoelectric and Photoelectric 0 0 1 1 1 3
169 Fire Extinguishers 0 0 2 0 1 3
215 Bottles and Jars 0 1 1 0 1 3
221 Article Dispensing 0 0 0 1 2 3
227 Elongated-Member-Driving Apparatus 1 0 0 2 0 3
270 Sheet-Material Associating 0 0 0 2 1 3
353 Optics: Image Projectors 0 1 1 0 1 3
386 Motion Video Signal Processing for Recording or Reproducing 0 1 0 1 1 3
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 3 0 0 0 3
431 Combustion 1 1 1 0 0 3
433 Dentistry 0 0 3 0 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 1 0 1 1 3
450 Foundation Garments 1 0 1 0 1 3
451 Abrading 2 0 0 0 1 3
452 Butchering 2 0 0 0 1 3
472 Amusement Devices 0 0 2 0 1 3
475 Planetary Gear Transmission Systems or Components 0 1 0 1 1 3
501 Compositions: Ceramic 0 1 2 0 0 3
007 Compound Hand Tools 0 1 1 0 0 2
014 Bridges 0 0 1 0 1 2
028 Textiles: Manufacturing 1 1 0 0 0 2
048 Gas: Heating and Illuminating 0 0 0 1 1 2
049 Movable or Removable Closures 0 0 2 0 0 2
051 Abrasive Tool Making Process, Material, or Composition 0 1 0 0 1 2
056 Harvesters 0 0 1 1 0 2
110 Furnaces 0 0 1 0 1 2
112 Sewing 0 1 0 1 0 2
159 Concentrating Evaporators 0 1 1 0 0 2
164 Metal Founding 0 0 0 0 2 2
172 Earth Working 0 0 0 1 1 2
177 Weighing Scales 0 0 2 0 0 2
190 Trunks and Hand-Carried Luggage 1 1 0 0 0 2
193 Conveyors, Chutes, Skids, Guides, and Ways 2 0 0 0 0 2
200 Electricity: Circuit Makers and Breakers 0 2 0 0 0 2
201 Distillation: Processes, Thermolytic 0 0 2 0 0 2
223 Apparel Apparatus 2 0 0 0 0 2
228 Metal Fusion Bonding 1 1 0 0 0 2
232 Deposit and Collection Receptacles 2 0 0 0 0 2
238 Railways: Surface Track 0 0 2 0 0 2
256 Fences 0 1 1 0 0 2
277 Seal for a Joint or Juncture 1 1 0 0 0 2
281 Books, Strips, and Leaves 0 0 1 0 1 2
303 Fluid-Pressure and Analogous Brake Systems 0 1 0 1 0 2
312 Supports: Cabinet Structure 0 0 2 0 0 2
338 Electrical Resistors 0 0 1 0 1 2
349 Liquid Crystal Cells, Elements and Systems 0 0 0 2 0 2
360 Dynamic Magnetic Information Storage or Retrieval 0 0 1 1 0 2
400 Typewriting Machines 0 0 0 2 0 2
420 Alloys or Metallic Compositions 0 0 1 0 1 2
504 Plant Protecting and Regulating Compositions 1 0 0 1 0 2
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 0 0 1 0 1 2
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 0 0 0 1 1
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 1 0 1
027 Undertaking 0 0 0 1 0 1
037 Excavating 0 0 1 0 0 1
068 Textiles: Fluid Treating Apparatus 1 0 0 0 0 1
092 Expansible Chamber Devices 1 0 0 0 0 1
108 Horizontally Supported Planar Surfaces 1 0 0 0 0 1
139 Textiles: Weaving 0 0 1 0 0 1
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 1 0 0 1
152 Resilient Tires and Wheels 1 0 0 0 0 1
168 Farriery 0 1 0 0 0 1
186 Merchandising 0 0 0 1 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 1 0 0 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
196 Mineral Oils: Apparatus 0 0 0 0 1 1
202 Distillation: Apparatus 0 0 0 1 0 1
203 Distillation: Processes, Separatory 0 0 0 0 1 1
212 Traversing Hoists 0 0 0 1 0 1
213 Railway Draft Appliances 0 0 1 0 0 1
246 Railway Switches and Signals 0 0 0 0 1 1
249 Static Molds 0 1 0 0 0 1
285 Pipe Joints or Couplings 0 1 0 0 0 1
298 Land Vehicles: Dumping 0 1 0 0 0 1
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 0 0 1
355 Photocopying 1 0 0 0 0 1
369 Dynamic Information Storage or Retrieval 0 0 0 1 0 1
408 Cutting by Use of Rotating Axially Moving Tool 1 0 0 0 0 1
409 Gear Cutting, Milling, or Planing 0 1 0 0 0 1
418 Rotary Expansible Chamber Devices 0 0 0 1 0 1
419 Powder Metallurgy Processes 0 0 1 0 0 1
432 Heating 0 0 1 0 0 1
446 Amusement Devices: Toys 0 0 1 0 0 1
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 0 0 0 0 1
476 Friction Gear Transmission Systems or Components 0 0 0 0 1 1
492 Roll or Roller 0 1 0 0 0 1
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 1 0 0 0 1
512 Perfume Compositions 1 0 0 0 0 1
ALL ALL CLASSES 1030 1073 1587 1600 1691 6981


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P.O Box 1450
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tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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