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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 2006 - 2010 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 either by year of patent grant or by year of patent application.
Class Class Title 2006 2007 2008 2009 2010 Total
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 119 152 125 156 136 688
435 Chemistry: Molecular Biology and Microbiology 33 26 21 23 25 128
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 16 25 16 14 35 106
532 Organic Compounds (includes Classes 532-570) 7 15 17 18 15 72
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 6 13 9 27 13 68
056 Harvesters 13 10 12 8 19 62
455 Telecommunications 9 7 11 14 18 59
370 Multiplex Communications 5 6 11 15 19 56
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 7 14 11 8 15 55
375 Pulse or Digital Communications 4 9 9 18 8 48
340 Communications: Electrical 14 4 5 7 15 45
062 Refrigeration 7 7 7 17 6 44
172 Earth Working 10 5 3 7 15 40
241 Solid Material Comminution or Disintegration 7 4 5 13 11 40
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 6 5 6 12 8 37
280 Land Vehicles 3 9 4 6 13 35
060 Power Plants 8 7 8 4 6 33
180 Motor Vehicles 4 5 3 9 11 32
330 Amplifiers 4 5 8 8 7 32
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 8 7 7 4 5 31
052 Static Structures (e.g., Buildings) 4 9 2 5 10 30
210 Liquid Purification or Separation 9 3 8 4 5 29
361 Electricity: Electrical Systems and Devices 6 5 5 3 10 29
343 Communications: Radio Wave Antennas 6 2 7 6 7 28
414 Material or Article Handling 6 2 5 11 4 28
029 Metal Working 6 3 4 3 11 27
296 Land Vehicles: Bodies and Tops 4 5 5 5 8 27
362 Illumination 7 2 5 7 6 27
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 5 1 4 3 13 26
123 Internal-Combustion Engines 6 4 2 10 3 25
137 Fluid Handling 8 2 4 4 7 25
452 Butchering 8 8 3 5 1 25
100 Presses 8 8 3 2 2 23
312 Supports: Cabinet Structure 6 4 5 5 3 23
111 Planting 9 4 2 3 4 22
073 Measuring and Testing 5 1 8 3 4 21
251 Valves and Valve Actuation 6 4 2 3 4 19
292 Closure Fasteners 5 6 2 3 3 19
345 Computer Graphics Processing and Selective Visual Display Systems 3 1 1 6 8 19
426 Food or Edible Material: Processes, Compositions, and Products 6 4 4 1 4 19
037 Excavating 3 4 5 3 3 18
700 DP: Generic Control Systems or Specific Applications (Data Processing) 9 2 5 0 2 18
713 Support (Electrical Computers and Digital Processing Systems) 4 1 1 5 7 18
239 Fluid Sprinkling, Spraying, and Diffusing 4 4 2 2 5 17
382 Image Analysis 2 5 3 4 3 17
119 Animal Husbandry 2 5 4 1 4 16
324 Electricity: Measuring and Testing 4 3 2 5 2 16
379 Telephonic Communications 4 5 4 2 1 16
005 Beds 6 1 3 2 3 15
128 Surgery (includes Class 600) 4 0 4 2 4 14
160 Flexible or Portable Closure, Partition, or Panel 4 4 1 1 4 14
404 Road Structure, Process, or Apparatus 3 2 2 2 5 14
405 Hydraulic and Earth Engineering 5 0 2 3 4 14
702 DP: Measuring, Calibrating, or Testing (Data Processing) 3 0 4 4 3 14
175 Boring or Penetrating the Earth 4 2 1 2 4 13
198 Conveyors: Power-Driven 1 2 3 2 5 13
248 Supports (e.g., for holding articles, etc.) 3 1 1 5 3 13
473 Games Using Tangible Projectile 3 0 4 3 3 13
714 Error Detection/Correction and Fault Detection/Recovery 2 4 1 5 1 13
033 Geometrical Instruments 2 2 2 3 3 12
219 Electric Heating 5 2 3 2 0 12
297 Chairs and Seats 5 0 2 2 3 12
460 Crop Threshing or Separating 3 4 2 0 3 12
053 Package Making 4 2 3 1 1 11
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 2 2 3 3 11
015 Brushing, Scrubbing, and General Cleaning 1 3 2 0 4 10
451 Abrading 3 3 2 1 1 10
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 2 6 1 0 1 10
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 3 2 1 3 1 10
016 Miscellaneous Hardware 1 0 1 4 3 9
092 Expansible Chamber Devices 1 2 0 1 5 9
359 Optical: Systems and Elements 4 2 1 2 0 9
380 Cryptography 0 1 1 4 3 9
710 Input/Output (Electrical Computers and Digital Processing Systems) 1 1 4 1 2 9
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 3 4 0 0 2 9
072 Metal Deforming 3 3 2 0 0 8
200 Electricity: Circuit Makers and Breakers 1 1 2 2 2 8
204 Chemistry: Electrical and Wave Energy 2 1 2 2 1 8
290 Prime-Mover Dynamo Plants 1 0 3 2 2 8
042 Firearms 4 2 0 1 0 7
081 Tools 2 3 1 0 1 7
091 Motors: Expansible Chamber Type 1 0 2 2 2 7
192 Clutches and Power-Stop Control 1 0 3 0 3 7
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 0 1 2 3 7
398 Optical Communications 2 1 1 2 1 7
423 Chemistry of Inorganic Compounds 1 0 0 3 3 7
436 Chemistry: Analytical and Immunological Testing 0 1 0 1 5 7
482 Exercise Devices 2 1 2 0 2 7
607 Surgery: Light, Thermal, and Electrical Application 1 2 0 3 1 7
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 4 0 1 0 1 6
034 Drying and Gas or Vapor Contact with Solids 1 0 0 4 1 6
099 Foods and Beverages: Apparatus 1 2 1 0 2 6
124 Mechanical Guns and Projectors 1 1 2 0 2 6
211 Supports: Racks 1 2 1 1 1 6
220 Receptacles 1 0 0 0 5 6
222 Dispensing (apparatus and process) 0 1 3 1 1 6
252 Compositions 2 1 1 2 0 6
273 Amusement Devices: Games 2 1 1 0 2 6
356 Optics: Measuring and Testing 0 2 0 2 2 6
381 Electrical Audio Signal Processing Systems and Devices 0 3 1 1 1 6
385 Optical Waveguides 2 0 2 2 0 6
434 Education and Demonstration 3 2 1 0 0 6
439 Electrical Connectors 1 0 3 0 2 6
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 2 1 1 6
717 DP: Software Development, Installation, and Management (Data Processing) 1 1 0 0 4 6
726 Information Security 0 0 0 3 3 6
030 Cutlery 0 3 0 0 2 5
040 Card, Picture, or Sign Exhibiting 0 1 1 2 1 5
074 Machine Element or Mechanism 0 1 2 0 2 5
084 Music 1 1 2 0 1 5
095 Gas Separation: Processes 2 1 1 1 0 5
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 2 2 0 0 1 5
181 Acoustics 0 1 0 3 1 5
221 Article Dispensing 2 0 1 0 2 5
242 Winding, Tensioning, or Guiding 1 1 1 2 0 5
249 Static Molds 2 2 0 0 1 5
250 Radiant Energy 3 0 1 0 1 5
285 Pipe Joints or Couplings 1 1 0 0 3 5
305 Wheel Substitutes for Land Vehicles 0 0 0 2 3 5
310 Electrical Generator or Motor Structure 2 0 1 1 1 5
315 Electric Lamp and Discharge Devices: Systems 1 1 0 0 3 5
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 3 1 0 0 1 5
331 Oscillators 3 1 0 1 0 5
333 Wave Transmission Lines and Networks 0 2 1 1 1 5
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 3 1 1 0 5
341 Coded Data Generation or Conversion 5 0 0 0 0 5
378 X-Ray or Gamma Ray Systems or Devices 2 0 2 0 1 5
408 Cutting by Use of Rotating Axially Moving Tool 0 0 0 0 5 5
415 Rotary Kinetic Fluid Motors or Pumps 2 0 0 1 2 5
417 Pumps 1 2 1 0 1 5
602 Surgery: Splint, Brace, or Bandage 1 3 0 0 1 5
707 DP: Database and File Management or Data Structures (Data Processing) 3 0 0 0 2 5
049 Movable or Removable Closures 1 0 0 2 1 4
068 Textiles: Fluid Treating Apparatus 1 0 2 1 0 4
136 Batteries: Thermoelectric and Photoelectric 0 0 0 4 0 4
182 Fire Escape, Ladder, or Scaffold 2 1 0 0 1 4
206 Special Receptacle or Package 2 0 0 1 1 4
294 Handling: Hand and Hoist-Line Implements 0 1 0 1 2 4
326 Electronic Digital Logic Circuitry 1 2 0 0 1 4
353 Optics: Image Projectors 2 0 1 1 0 4
366 Agitating (e.g., of articles and materials) 1 2 0 0 1 4
384 Bearings 2 0 1 1 0 4
403 Joints and Connections 1 0 0 1 2 4
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 2 0 2 0 0 4
428 Stock Material or Miscellaneous Articles 0 3 0 1 0 4
446 Amusement Devices: Toys 1 0 2 0 1 4
475 Planetary Gear Transmission Systems or Components 0 1 0 3 0 4
477 Interrelated Power Delivery Controls, Including Engine Control 0 2 1 0 1 4
604 Surgery (Medicators and Receptors) 1 0 0 1 2 4
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 1 0 0 1 2 4
725 Interactive Video Distribution Systems 1 0 0 2 1 4
002 Apparel 1 0 0 0 2 3
036 Boots, Shoes, and Leggings 1 1 0 0 1 3
043 Fishing, Trapping, and Vermin Destroying 0 0 2 1 0 3
116 Signals and Indicators 0 0 2 1 0 3
132 Toilet 1 1 0 1 0 3
138 Pipes and Tubular Conduits 0 0 1 0 2 3
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 0 1 0 1 3
165 Heat Exchange 2 0 1 0 0 3
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 1 0 1 1 3
174 Electricity: Conductors and Insulators 1 0 1 0 1 3
177 Weighing Scales 0 1 1 1 0 3
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 2 0 0 1 3
209 Classifying, Separating, and Assorting Solids 0 1 0 2 0 3
229 Envelopes, Wrappers, and Paperboard Boxes 1 1 0 1 0 3
232 Deposit and Collection Receptacles 0 1 1 1 0 3
238 Railways: Surface Track 0 1 1 0 1 3
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 1 0 0 2 3
318 Electricity: Motive Power Systems 0 0 2 1 0 3
348 Television 0 0 0 2 1 3
351 Optics: Eye Examining, Vision Testing and Correcting 1 1 0 0 1 3
410 Freight Accommodation On Freight Carrier 1 1 1 0 0 3
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 1 1 0 1 3
427 Coating Processes 1 0 0 2 0 3
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 2 0 0 0 1 3
438 Semiconductor Device Manufacturing: Process 1 1 0 1 0 3
441 Buoys, Rafts, and Aquatic Devices 0 0 2 0 1 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 0 2 1 0 3
454 Ventilation 1 0 1 0 1 3
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 1 0 1 0 3
047 Plant Husbandry 0 0 0 2 0 2
055 Gas Separation 0 0 0 1 1 2
070 Locks 0 1 1 0 0 2
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 1 0 0 1 2
105 Railway Rolling Stock 2 0 0 0 0 2
108 Horizontally Supported Planar Surfaces 2 0 0 0 0 2
118 Coating Apparatus 1 0 0 0 1 2
122 Liquid Heaters and Vaporizers 2 0 0 0 0 2
144 Woodworking 0 0 1 1 0 2
148 Metal Treatment 0 1 0 0 1 2
150 Purses, Wallets, and Protective Covers 0 1 0 0 1 2
157 Wheelwright Machines 1 1 0 0 0 2
188 Brakes 1 0 1 0 0 2
279 Chucks or Sockets 1 0 0 1 0 2
303 Fluid-Pressure and Analogous Brake Systems 0 0 1 1 0 2
320 Electricity: Battery or Capacitor Charging or Discharging 0 1 0 0 1 2
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 0 1 1 2
358 Facsimile and Static Presentation Processing 0 0 2 0 0 2
365 Static Information Storage and Retrieval 0 1 0 0 1 2
372 Coherent Light Generators 0 1 0 1 0 2
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 0 0 1 2
418 Rotary Expansible Chamber Devices 0 0 1 0 1 2
433 Dentistry 2 0 0 0 0 2
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 1 0 1 2
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 2 0 0 2
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 1 0 0 1 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 1 0 0 0 2
606 Surgery (instruments) 1 0 0 1 0 2
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 1 1 0 0 0 2
004 Baths, Closets, Sinks, and Spittoons 0 0 1 0 0 1
019 Textiles: Fiber Preparation 0 0 1 0 0 1
024 Buckles, Buttons, Clasps, Etc. 0 0 0 1 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 0 1 0 1
083 Cutting 1 0 0 0 0 1
089 Ordnance 0 0 1 0 0 1
096 Gas Separation: Apparatus 0 1 0 0 0 1
104 Railways 0 0 1 0 0 1
106 Compositions: Coating or Plastic 0 0 0 1 0 1
110 Furnaces 0 0 0 0 1 1
114 Ships 0 1 0 0 0 1
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 1 0 1
125 Stone Working 0 0 0 0 1 1
126 Stoves and Furnaces 0 0 1 0 0 1
134 Cleaning and Liquid Contact with Solids 0 0 0 0 1 1
135 Tent, Canopy, Umbrella, or Cane 0 0 0 1 0 1
171 Unearthing Plants or Buried Objects 0 1 0 0 0 1
184 Lubrication 0 0 1 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 1 0 0 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 1 0 0 0 0 1
224 Package and Article Carriers 0 1 0 0 0 1
226 Advancing Material of Indeterminate Length 1 0 0 0 0 1
246 Railway Switches and Signals 0 0 1 0 0 1
261 Gas and Liquid Contact Apparatus 0 0 0 1 0 1
266 Metallurgical Apparatus 0 0 0 1 0 1
267 Spring Devices 0 1 0 0 0 1
271 Sheet Feeding or Delivering 0 0 0 0 1 1
277 Seal for a Joint or Juncture 0 0 0 1 0 1
289 Knots and Knot Tying 0 0 1 0 0 1
298 Land Vehicles: Dumping 1 0 0 0 0 1
300 Brush, Broom, and Mop Making 0 0 0 0 1 1
313 Electric Lamp and Discharge Devices 0 0 0 1 0 1
323 Electricity: Power Supply or Regulation Systems 0 0 1 0 0 1
329 Demodulators 1 0 0 0 0 1
347 Incremental Printing of Symbolic Information 1 0 0 0 0 1
368 Horology: Time Measuring Systems or Devices 1 0 0 0 0 1
386 Motion Video Signal Processing for Recording or Reproducing 0 1 0 0 0 1
396 Photography 0 0 0 0 1 1
400 Typewriting Machines 0 0 0 1 0 1
401 Coating Implements with Material Supply 0 1 0 0 0 1
409 Gear Cutting, Milling, or Planing 0 1 0 0 0 1
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 0 0 1 1
420 Alloys or Metallic Compositions 0 0 0 0 1 1
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 1 0 0 0 0 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 1 0 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 0 0 0 1 1
450 Foundation Garments 1 0 0 0 0 1
476 Friction Gear Transmission Systems or Components 1 0 0 0 0 1
492 Roll or Roller 0 0 0 1 0 1
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 1 0 0 1
585 Chemistry of Hydrocarbon Compounds 1 0 0 0 0 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 1 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 1 0 0 0 0 1
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 0 0 1 0 0 1
ALL ALL CLASSES 666 601 561 670 763 3261


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