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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

IOWA

( 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
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 125 156 136 173 209 799
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 16 14 35 18 26 109
435 Chemistry: Molecular Biology and Microbiology 21 23 25 25 14 108
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 11 8 15 21 34 89
532 Organic Compounds (includes Classes 532-570) 17 18 15 14 15 79
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 9 27 13 15 11 75
370 Multiplex Communications 11 15 19 20 8 73
455 Telecommunications 11 14 18 15 9 67
056 Harvesters 12 8 19 12 15 66
375 Pulse or Digital Communications 9 18 8 9 8 52
052 Static Structures (e.g., Buildings) 2 5 10 16 15 48
062 Refrigeration 7 17 6 14 4 48
241 Solid Material Comminution or Disintegration 5 13 11 8 9 46
172 Earth Working 3 7 15 6 13 44
180 Motor Vehicles 3 9 11 14 7 44
060 Power Plants 8 4 6 13 12 43
280 Land Vehicles 4 6 13 11 9 43
340 Communications: Electrical 5 7 15 5 9 41
343 Communications: Radio Wave Antennas 7 6 7 10 11 41
330 Amplifiers 8 8 7 8 9 40
361 Electricity: Electrical Systems and Devices 5 3 10 10 12 40
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 4 3 13 10 10 40
362 Illumination 5 7 6 11 10 39
137 Fluid Handling 4 4 7 6 12 33
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 6 12 8 3 4 33
414 Material or Article Handling 5 11 4 5 6 31
029 Metal Working 4 3 11 6 5 29
251 Valves and Valve Actuation 2 3 4 10 10 29
296 Land Vehicles: Bodies and Tops 5 5 8 4 7 29
345 Computer Graphics Processing and Selective Visual Display Systems 1 6 8 4 10 29
073 Measuring and Testing 8 3 4 8 1 24
198 Conveyors: Power-Driven 3 2 5 8 6 24
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 7 4 5 6 2 24
312 Supports: Cabinet Structure 5 5 3 6 5 24
123 Internal-Combustion Engines 2 10 3 4 4 23
382 Image Analysis 3 4 3 5 6 21
702 DP: Measuring, Calibrating, or Testing (Data Processing) 4 4 3 6 4 21
210 Liquid Purification or Separation 8 4 5 2 1 20
239 Fluid Sprinkling, Spraying, and Diffusing 2 2 5 4 6 19
248 Supports (e.g., for holding articles, etc.) 1 5 3 6 4 19
111 Planting 2 3 4 5 4 18
713 Support (Electrical Computers and Digital Processing Systems) 1 5 7 2 3 18
033 Geometrical Instruments 2 3 3 6 3 17
037 Excavating 5 3 3 3 2 16
128 Surgery (includes Class 600) 4 2 4 2 4 16
324 Electricity: Measuring and Testing 2 5 2 4 3 16
404 Road Structure, Process, or Apparatus 2 2 5 5 2 16
426 Food or Edible Material: Processes, Compositions, and Products 4 1 4 4 3 16
700 DP: Generic Control Systems or Specific Applications (Data Processing) 5 0 2 6 3 16
292 Closure Fasteners 2 3 3 4 3 15
297 Chairs and Seats 2 2 3 3 5 15
460 Crop Threshing or Separating 2 0 3 3 7 15
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 1 3 1 9 1 15
100 Presses 3 2 2 2 5 14
290 Prime-Mover Dynamo Plants 3 2 2 4 3 14
379 Telephonic Communications 4 2 1 4 3 14
380 Cryptography 1 4 3 2 4 14
405 Hydraulic and Earth Engineering 2 3 4 3 2 14
473 Games Using Tangible Projectile 4 3 3 2 2 14
725 Interactive Video Distribution Systems 0 2 1 2 9 14
034 Drying and Gas or Vapor Contact with Solids 0 4 1 2 6 13
119 Animal Husbandry 4 1 4 3 1 13
200 Electricity: Circuit Makers and Breakers 2 2 2 2 5 13
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 2 3 3 3 2 13
452 Butchering 3 5 1 2 1 12
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 1 4 3 1 2 11
047 Plant Husbandry 0 2 0 5 4 11
074 Machine Element or Mechanism 2 0 2 3 4 11
160 Flexible or Portable Closure, Partition, or Panel 1 1 4 1 4 11
175 Boring or Penetrating the Earth 1 2 4 1 3 11
219 Electric Heating 3 2 0 2 4 11
428 Stock Material or Miscellaneous Articles 0 1 0 5 5 11
005 Beds 3 2 3 1 1 10
315 Electric Lamp and Discharge Devices: Systems 0 0 3 3 4 10
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 1 0 4 4 10
439 Electrical Connectors 3 0 2 3 2 10
607 Surgery: Light, Thermal, and Electrical Application 0 3 1 1 5 10
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 4 1 2 3 0 10
091 Motors: Expansible Chamber Type 2 2 2 2 1 9
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 0 1 2 5 9
220 Receptacles 0 0 5 3 1 9
305 Wheel Substitutes for Land Vehicles 0 2 3 2 2 9
348 Television 0 2 1 2 4 9
144 Woodworking 1 1 0 4 2 8
204 Chemistry: Electrical and Wave Energy 2 2 1 3 0 8
211 Supports: Racks 1 1 1 2 3 8
222 Dispensing (apparatus and process) 3 1 1 2 1 8
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 2 3 2 0 8
398 Optical Communications 1 2 1 3 1 8
417 Pumps 1 0 1 2 4 8
714 Error Detection/Correction and Fault Detection/Recovery 1 5 1 1 0 8
726 Information Security 0 3 3 0 2 8
015 Brushing, Scrubbing, and General Cleaning 2 0 4 1 0 7
040 Card, Picture, or Sign Exhibiting 1 2 1 1 2 7
053 Package Making 3 1 1 1 1 7
068 Textiles: Fluid Treating Apparatus 2 1 0 2 2 7
192 Clutches and Power-Stop Control 3 0 3 0 1 7
381 Electrical Audio Signal Processing Systems and Devices 1 1 1 1 3 7
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 1 0 1 2 3 7
423 Chemistry of Inorganic Compounds 0 3 3 0 1 7
436 Chemistry: Analytical and Immunological Testing 0 1 5 1 0 7
717 DP: Software Development, Installation, and Management (Data Processing) 0 0 4 0 3 7
036 Boots, Shoes, and Leggings 0 0 1 4 1 6
043 Fishing, Trapping, and Vermin Destroying 2 1 0 2 1 6
092 Expansible Chamber Devices 0 1 5 0 0 6
138 Pipes and Tubular Conduits 1 0 2 2 1 6
181 Acoustics 0 3 1 2 0 6
209 Classifying, Separating, and Assorting Solids 0 2 0 3 1 6
250 Radiant Energy 1 0 1 2 2 6
252 Compositions 1 2 0 1 2 6
333 Wave Transmission Lines and Networks 1 1 1 1 2 6
356 Optics: Measuring and Testing 0 2 2 1 1 6
385 Optical Waveguides 2 2 0 1 1 6
408 Cutting by Use of Rotating Axially Moving Tool 0 0 5 0 1 6
451 Abrading 2 1 1 1 1 6
475 Planetary Gear Transmission Systems or Components 0 3 0 2 1 6
602 Surgery: Splint, Brace, or Bandage 0 0 1 4 1 6
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 2 1 1 1 1 6
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 0 2 1 3 6
049 Movable or Removable Closures 0 2 1 0 2 5
124 Mechanical Guns and Projectors 2 0 2 0 1 5
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 1 1 3 5
174 Electricity: Conductors and Insulators 1 0 1 2 1 5
206 Special Receptacle or Package 0 1 1 3 0 5
285 Pipe Joints or Couplings 0 0 3 2 0 5
294 Handling: Hand and Hoist-Line Implements 0 1 2 1 1 5
310 Electrical Generator or Motor Structure 1 1 1 0 2 5
403 Joints and Connections 0 1 2 2 0 5
415 Rotary Kinetic Fluid Motors or Pumps 0 1 2 1 1 5
482 Exercise Devices 2 0 2 0 1 5
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 0 2 3 5
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 1 0 1 2 1 5
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 1 0 1 3 5
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 2 2 1 5
055 Gas Separation 0 1 1 1 1 4
072 Metal Deforming 2 0 0 0 2 4
084 Music 2 0 1 1 0 4
095 Gas Separation: Processes 1 1 0 0 2 4
099 Foods and Beverages: Apparatus 1 0 2 1 0 4
136 Batteries: Thermoelectric and Photoelectric 0 4 0 0 0 4
188 Brakes 1 0 0 0 3 4
221 Article Dispensing 1 0 2 1 0 4
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 2 2 0 4
323 Electricity: Power Supply or Regulation Systems 1 0 0 1 2 4
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 1 2 1 4
359 Optical: Systems and Elements 1 2 0 1 0 4
366 Agitating (e.g., of articles and materials) 0 0 1 0 3 4
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 1 2 1 4
441 Buoys, Rafts, and Aquatic Devices 2 0 1 0 1 4
445 Electric Lamp or Space Discharge Component or Device Manufacturing 2 1 0 0 1 4
446 Amusement Devices: Toys 2 0 1 0 1 4
463 Amusement Devices: Games 0 0 0 2 2 4
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 1 1 1 4
604 Surgery (Medicators and Receptors) 0 1 2 0 1 4
002 Apparel 0 0 2 1 0 3
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 1 1 0 3
030 Cutlery 0 0 2 0 1 3
044 Fuel and Related Compositions 0 0 0 0 3 3
104 Railways 1 0 0 1 1 3
108 Horizontally Supported Planar Surfaces 0 0 0 1 2 3
116 Signals and Indicators 2 1 0 0 0 3
134 Cleaning and Liquid Contact with Solids 0 0 1 2 0 3
165 Heat Exchange 1 0 0 0 2 3
242 Winding, Tensioning, or Guiding 1 2 0 0 0 3
273 Amusement Devices: Games 1 0 2 0 0 3
298 Land Vehicles: Dumping 0 0 0 2 1 3
318 Electricity: Motive Power Systems 2 1 0 0 0 3
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 1 0 2 3
337 Electricity: Electrothermally or Thermally Actuated Switches 0 1 1 1 0 3
349 Liquid Crystal Cells, Elements and Systems 0 0 0 2 1 3
353 Optics: Image Projectors 1 1 0 0 1 3
358 Facsimile and Static Presentation Processing 2 0 0 0 1 3
378 X-Ray or Gamma Ray Systems or Devices 2 0 1 0 0 3
410 Freight Accommodation On Freight Carrier 1 0 0 0 2 3
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 0 1 0 2 3
434 Education and Demonstration 1 0 0 2 0 3
438 Semiconductor Device Manufacturing: Process 0 1 0 1 1 3
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 1 2 0 0 3
004 Baths, Closets, Sinks, and Spittoons 1 0 0 1 0 2
024 Buckles, Buttons, Clasps, Etc. 0 1 0 0 1 2
042 Firearms 0 1 0 0 1 2
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 1 0 1 2
081 Tools 1 0 1 0 0 2
110 Furnaces 0 0 1 0 1 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 1 0 0 1 2
118 Coating Apparatus 0 0 1 0 1 2
135 Tent, Canopy, Umbrella, or Cane 0 1 0 0 1 2
148 Metal Treatment 0 0 1 1 0 2
150 Purses, Wallets, and Protective Covers 0 0 1 1 0 2
162 Paper Making and Fiber Liberation 0 0 0 1 1 2
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 1 1 0 0 2
177 Weighing Scales 1 1 0 0 0 2
182 Fire Escape, Ladder, or Scaffold 0 0 1 0 1 2
184 Lubrication 1 0 0 1 0 2
232 Deposit and Collection Receptacles 1 1 0 0 0 2
238 Railways: Surface Track 1 0 1 0 0 2
244 Aeronautics and Astronautics 0 0 0 2 0 2
246 Railway Switches and Signals 1 0 0 1 0 2
249 Static Molds 0 0 1 0 1 2
266 Metallurgical Apparatus 0 1 0 1 0 2
269 Work Holders 0 0 0 0 2 2
303 Fluid-Pressure and Analogous Brake Systems 1 1 0 0 0 2
331 Oscillators 0 1 0 0 1 2
365 Static Information Storage and Retrieval 0 0 1 1 0 2
372 Coherent Light Generators 0 1 0 1 0 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 0 2 2
384 Bearings 1 1 0 0 0 2
396 Photography 0 0 1 0 1 2
400 Typewriting Machines 0 1 0 1 0 2
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 1 0 1 2
418 Rotary Expansible Chamber Devices 1 0 1 0 0 2
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 2 0 0 0 0 2
427 Coating Processes 0 2 0 0 0 2
454 Ventilation 1 0 1 0 0 2
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 0 1 0 0 2
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 0 0 0 0 2
606 Surgery (instruments) 0 1 0 1 0 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 1 1 2
014 Bridges 0 0 0 1 0 1
019 Textiles: Fiber Preparation 1 0 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 1 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 0 0 0 1 1
070 Locks 1 0 0 0 0 1
071 Chemistry: Fertilizers 0 0 0 0 1 1
076 Metal Tools and Implements, Making 0 0 0 0 1 1
089 Ordnance 1 0 0 0 0 1
096 Gas Separation: Apparatus 0 0 0 0 1 1
102 Ammunition and Explosives 0 0 0 0 1 1
105 Railway Rolling Stock 0 0 0 1 0 1
106 Compositions: Coating or Plastic 0 1 0 0 0 1
125 Stone Working 0 0 1 0 0 1
126 Stoves and Furnaces 1 0 0 0 0 1
127 Sugar, Starch, and Carbohydrates 0 0 0 0 1 1
132 Toilet 0 1 0 0 0 1
152 Resilient Tires and Wheels 0 0 0 1 0 1
169 Fire Extinguishers 0 0 0 0 1 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 0 1 0 1
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 0 1 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 0 1 1
224 Package and Article Carriers 0 0 0 1 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 0 1 0 0 0 1
261 Gas and Liquid Contact Apparatus 0 1 0 0 0 1
271 Sheet Feeding or Delivering 0 0 1 0 0 1
277 Seal for a Joint or Juncture 0 1 0 0 0 1
279 Chucks or Sockets 0 1 0 0 0 1
289 Knots and Knot Tying 1 0 0 0 0 1
300 Brush, Broom, and Mop Making 0 0 1 0 0 1
313 Electric Lamp and Discharge Devices 0 1 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 1 0 0 1
326 Electronic Digital Logic Circuitry 0 0 1 0 0 1
336 Inductor Devices 0 0 0 0 1 1
341 Coded Data Generation or Conversion 0 0 0 1 0 1
363 Electric Power Conversion Systems 0 0 0 0 1 1
368 Horology: Time Measuring Systems or Devices 0 0 0 1 0 1
392 Electric Resistance Heating Devices 0 0 0 0 1 1
401 Coating Implements with Material Supply 0 0 0 1 0 1
412 Bookbinding: Process and Apparatus 0 0 0 1 0 1
420 Alloys or Metallic Compositions 0 0 1 0 0 1
431 Combustion 0 0 0 1 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 1 0 0 1
492 Roll or Roller 0 1 0 0 0 1
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 0 1 0 0 1
504 Plant Protecting and Regulating Compositions 0 0 0 0 1 1
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 1 0 0 0 0 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 1 0 0 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 0 1 0 1
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 1 0 0 0 0 1
ALL ALL CLASSES 561 670 763 811 854 3659


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


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