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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 2009 - 2013 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 2009 2010 2011 2012 2013 Total
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 156 136 173 209 223 897
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 8 15 21 34 41 119
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 14 35 18 26 20 113
435 Chemistry: Molecular Biology and Microbiology 23 25 25 14 10 97
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 27 13 15 11 12 78
455 Telecommunications 14 18 15 9 22 78
532 Organic Compounds (includes Classes 532-570) 18 15 14 15 11 73
370 Multiplex Communications 15 19 20 8 10 72
052 Static Structures (e.g., Buildings) 5 10 16 15 20 66
180 Motor Vehicles 9 11 14 7 24 65
056 Harvesters 8 19 12 15 8 62
340 Communications: Electrical 7 15 5 9 20 56
375 Pulse or Digital Communications 18 8 9 8 11 54
280 Land Vehicles 6 13 11 9 13 52
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 3 13 10 10 16 52
172 Earth Working 7 15 6 13 9 50
241 Solid Material Comminution or Disintegration 13 11 8 9 8 49
343 Communications: Radio Wave Antennas 6 7 10 11 15 49
060 Power Plants 4 6 13 12 10 45
062 Refrigeration 17 6 14 4 4 45
362 Illumination 7 6 11 10 9 43
137 Fluid Handling 4 7 6 12 12 41
361 Electricity: Electrical Systems and Devices 3 10 10 12 5 40
330 Amplifiers 8 7 8 9 6 38
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 12 8 3 4 8 35
251 Valves and Valve Actuation 3 4 10 10 7 34
029 Metal Working 3 11 6 5 8 33
414 Material or Article Handling 11 4 5 6 7 33
345 Computer Graphics Processing and Selective Visual Display Systems 6 8 4 10 4 32
198 Conveyors: Power-Driven 2 5 8 6 9 30
296 Land Vehicles: Bodies and Tops 5 8 4 7 5 29
382 Image Analysis 4 3 5 6 11 29
123 Internal-Combustion Engines 10 3 4 4 7 28
312 Supports: Cabinet Structure 5 3 6 5 9 28
239 Fluid Sprinkling, Spraying, and Diffusing 2 5 4 6 7 24
248 Supports (e.g., for holding articles, etc.) 5 3 6 4 6 24
111 Planting 3 4 5 4 7 23
702 DP: Measuring, Calibrating, or Testing (Data Processing) 4 3 6 4 6 23
073 Measuring and Testing 3 4 8 1 4 20
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 2 6 3 8 19
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 3 1 9 1 5 19
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 4 5 6 2 1 18
713 Support (Electrical Computers and Digital Processing Systems) 5 7 2 3 1 18
033 Geometrical Instruments 3 3 6 3 2 17
292 Closure Fasteners 3 3 4 3 4 17
404 Road Structure, Process, or Apparatus 2 5 5 2 3 17
428 Stock Material or Miscellaneous Articles 1 0 5 5 6 17
128 Surgery (includes Class 600) 2 4 2 4 4 16
200 Electricity: Circuit Makers and Breakers 2 2 2 5 5 16
315 Electric Lamp and Discharge Devices: Systems 0 3 3 4 6 16
452 Butchering 5 1 2 1 7 16
725 Interactive Video Distribution Systems 2 1 2 9 2 16
037 Excavating 3 3 3 2 4 15
324 Electricity: Measuring and Testing 5 2 4 3 1 15
034 Drying and Gas or Vapor Contact with Solids 4 1 2 6 1 14
100 Presses 2 2 2 5 3 14
297 Chairs and Seats 2 3 3 5 1 14
380 Cryptography 4 3 2 4 1 14
405 Hydraulic and Earth Engineering 3 4 3 2 2 14
460 Crop Threshing or Separating 0 3 3 7 1 14
047 Plant Husbandry 2 0 5 4 2 13
074 Machine Element or Mechanism 0 2 3 4 4 13
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 1 2 5 5 13
160 Flexible or Portable Closure, Partition, or Panel 1 4 1 4 3 13
210 Liquid Purification or Separation 4 5 2 1 1 13
426 Food or Edible Material: Processes, Compositions, and Products 1 4 4 3 1 13
473 Games Using Tangible Projectile 3 3 2 2 3 13
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 4 3 1 2 2 12
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 3 3 2 1 12
348 Television 2 1 2 4 3 12
379 Telephonic Communications 2 1 4 3 2 12
417 Pumps 0 1 2 4 5 12
175 Boring or Penetrating the Earth 2 4 1 3 1 11
220 Receptacles 0 5 3 1 2 11
290 Prime-Mover Dynamo Plants 2 2 4 3 0 11
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 0 4 4 2 11
607 Surgery: Light, Thermal, and Electrical Application 3 1 1 5 1 11
119 Animal Husbandry 1 4 3 1 1 10
219 Electric Heating 2 0 2 4 2 10
463 Amusement Devices: Games 0 0 2 2 6 10
714 Error Detection/Correction and Fault Detection/Recovery 5 1 1 0 3 10
726 Information Security 3 3 0 2 2 10
091 Motors: Expansible Chamber Type 2 2 2 1 2 9
138 Pipes and Tubular Conduits 0 2 2 1 4 9
204 Chemistry: Electrical and Wave Energy 2 1 3 0 3 9
305 Wheel Substitutes for Land Vehicles 2 3 2 2 0 9
381 Electrical Audio Signal Processing Systems and Devices 1 1 1 3 3 9
439 Electrical Connectors 0 2 3 2 2 9
602 Surgery: Splint, Brace, or Bandage 0 1 4 1 3 9
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 2 1 3 3 9
043 Fishing, Trapping, and Vermin Destroying 1 0 2 1 4 8
144 Woodworking 1 0 4 2 1 8
209 Classifying, Separating, and Assorting Solids 2 0 3 1 2 8
211 Supports: Racks 1 1 2 3 1 8
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 2 3 2 0 1 8
333 Wave Transmission Lines and Networks 1 1 1 2 3 8
423 Chemistry of Inorganic Compounds 3 3 0 1 1 8
707 DP: Database and File Management or Data Structures (Data Processing) 0 2 2 1 3 8
717 DP: Software Development, Installation, and Management (Data Processing) 0 4 0 3 1 8
005 Beds 2 3 1 1 0 7
040 Card, Picture, or Sign Exhibiting 2 1 1 2 1 7
049 Movable or Removable Closures 2 1 0 2 2 7
174 Electricity: Conductors and Insulators 0 1 2 1 3 7
252 Compositions 2 0 1 2 2 7
285 Pipe Joints or Couplings 0 3 2 0 2 7
294 Handling: Hand and Hoist-Line Implements 1 2 1 1 2 7
356 Optics: Measuring and Testing 2 2 1 1 1 7
366 Agitating (e.g., of articles and materials) 0 1 0 3 3 7
398 Optical Communications 2 1 3 1 0 7
403 Joints and Connections 1 2 2 0 2 7
415 Rotary Kinetic Fluid Motors or Pumps 1 2 1 1 2 7
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 1 2 3 1 7
436 Chemistry: Analytical and Immunological Testing 1 5 1 0 0 7
475 Planetary Gear Transmission Systems or Components 3 0 2 1 1 7
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 0 0 2 3 2 7
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 1 2 3 0 1 7
015 Brushing, Scrubbing, and General Cleaning 0 4 1 0 1 6
036 Boots, Shoes, and Leggings 0 1 4 1 0 6
068 Textiles: Fluid Treating Apparatus 1 0 2 2 1 6
072 Metal Deforming 0 0 0 2 4 6
092 Expansible Chamber Devices 1 5 0 0 0 6
124 Mechanical Guns and Projectors 0 2 0 1 3 6
181 Acoustics 3 1 2 0 0 6
206 Special Receptacle or Package 1 1 3 0 1 6
222 Dispensing (apparatus and process) 1 1 2 1 1 6
250 Radiant Energy 0 1 2 2 1 6
349 Liquid Crystal Cells, Elements and Systems 0 0 2 1 3 6
385 Optical Waveguides 2 0 1 1 2 6
408 Cutting by Use of Rotating Axially Moving Tool 0 5 0 1 0 6
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 1 2 1 2 6
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 0 1 3 1 6
044 Fuel and Related Compositions 0 0 0 3 2 5
053 Package Making 1 1 1 1 1 5
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 1 1 3 0 5
310 Electrical Generator or Motor Structure 1 1 0 2 1 5
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 1 0 2 2 5
331 Oscillators 1 0 0 1 3 5
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 2 1 1 5
359 Optical: Systems and Elements 2 0 1 0 2 5
410 Freight Accommodation On Freight Carrier 0 0 0 2 3 5
416 Fluid Reaction Surfaces (i.e., Impellers) 0 1 2 1 1 5
427 Coating Processes 2 0 0 0 3 5
438 Semiconductor Device Manufacturing: Process 1 0 1 1 2 5
604 Surgery (Medicators and Receptors) 1 2 0 1 1 5
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 1 1 1 5
002 Apparel 0 2 1 0 1 4
055 Gas Separation 1 1 1 1 0 4
108 Horizontally Supported Planar Surfaces 0 0 1 2 1 4
136 Batteries: Thermoelectric and Photoelectric 4 0 0 0 0 4
188 Brakes 0 0 0 3 1 4
192 Clutches and Power-Stop Control 0 3 0 1 0 4
221 Article Dispensing 0 2 1 0 1 4
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 2 2 0 0 4
298 Land Vehicles: Dumping 0 0 2 1 1 4
363 Electric Power Conversion Systems 0 0 0 1 3 4
365 Static Information Storage and Retrieval 0 1 1 0 2 4
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 1 0 2 1 4
434 Education and Demonstration 0 0 2 0 2 4
446 Amusement Devices: Toys 0 1 0 1 2 4
451 Abrading 1 1 1 1 0 4
477 Interrelated Power Delivery Controls, Including Engine Control 0 1 1 1 1 4
482 Exercise Devices 0 2 0 1 1 4
706 DP: Artificial Intelligence (Data Processing) 0 0 0 0 4 4
030 Cutlery 0 2 0 1 0 3
042 Firearms 1 0 0 1 1 3
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 1 0 1 1 3
081 Tools 0 1 0 0 2 3
095 Gas Separation: Processes 1 0 0 2 0 3
099 Foods and Beverages: Apparatus 0 2 1 0 0 3
126 Stoves and Furnaces 0 0 0 0 3 3
134 Cleaning and Liquid Contact with Solids 0 1 2 0 0 3
162 Paper Making and Fiber Liberation 0 0 1 1 1 3
165 Heat Exchange 0 0 0 2 1 3
182 Fire Escape, Ladder, or Scaffold 0 1 0 1 1 3
269 Work Holders 0 0 0 2 1 3
323 Electricity: Power Supply or Regulation Systems 0 0 1 2 0 3
326 Electronic Digital Logic Circuitry 0 1 0 0 2 3
337 Electricity: Electrothermally or Thermally Actuated Switches 1 1 1 0 0 3
341 Coded Data Generation or Conversion 0 0 1 0 2 3
353 Optics: Image Projectors 1 0 0 1 1 3
396 Photography 0 1 0 1 1 3
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 1 0 1 1 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 0 1 1 3
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 1 2 0 0 0 3
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 1 1 0 0 2
024 Buckles, Buttons, Clasps, Etc. 1 0 0 1 0 2
084 Music 0 1 1 0 0 2
104 Railways 0 0 1 1 0 2
105 Railway Rolling Stock 0 0 1 0 1 2
110 Furnaces 0 1 0 1 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 1 0 0 1 0 2
118 Coating Apparatus 0 1 0 1 0 2
135 Tent, Canopy, Umbrella, or Cane 1 0 0 1 0 2
148 Metal Treatment 0 1 1 0 0 2
150 Purses, Wallets, and Protective Covers 0 1 1 0 0 2
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 1 1 0 0 0 2
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 1 0 0 1 2
224 Package and Article Carriers 0 0 1 0 1 2
242 Winding, Tensioning, or Guiding 2 0 0 0 0 2
244 Aeronautics and Astronautics 0 0 2 0 0 2
249 Static Molds 0 1 0 1 0 2
266 Metallurgical Apparatus 1 0 1 0 0 2
267 Spring Devices 0 0 0 0 2 2
273 Amusement Devices: Games 0 2 0 0 0 2
303 Fluid-Pressure and Analogous Brake Systems 1 0 0 0 1 2
318 Electricity: Motive Power Systems 1 0 0 0 1 2
372 Coherent Light Generators 1 0 1 0 0 2
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 2 0 2
384 Bearings 1 0 0 0 1 2
400 Typewriting Machines 1 0 1 0 0 2
401 Coating Implements with Material Supply 0 0 1 0 1 2
441 Buoys, Rafts, and Aquatic Devices 0 1 0 1 0 2
454 Ventilation 0 1 0 0 1 2
492 Roll or Roller 1 0 0 0 1 2
606 Surgery (instruments) 1 0 1 0 0 2
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 1 0 1 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 1 1 0 2
004 Baths, Closets, Sinks, and Spittoons 0 0 1 0 0 1
014 Bridges 0 0 1 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 1 0 0 0 0 1
057 Textiles: Spinning, Twisting, and Twining 0 0 0 1 0 1
070 Locks 0 0 0 0 1 1
071 Chemistry: Fertilizers 0 0 0 1 0 1
076 Metal Tools and Implements, Making 0 0 0 1 0 1
083 Cutting 0 0 0 0 1 1
096 Gas Separation: Apparatus 0 0 0 1 0 1
102 Ammunition and Explosives 0 0 0 1 0 1
106 Compositions: Coating or Plastic 1 0 0 0 0 1
116 Signals and Indicators 1 0 0 0 0 1
125 Stone Working 0 1 0 0 0 1
127 Sugar, Starch, and Carbohydrates 0 0 0 1 0 1
132 Toilet 1 0 0 0 0 1
152 Resilient Tires and Wheels 0 0 1 0 0 1
169 Fire Extinguishers 0 0 0 1 0 1
173 Tool Driving or Impacting 0 0 0 0 1 1
177 Weighing Scales 1 0 0 0 0 1
184 Lubrication 0 0 1 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 1 0 0 1
208 Mineral Oils: Processes and Products 0 0 0 0 1 1
216 Etching a Substrate: Processes 0 0 0 0 1 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 1 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 0 0 0 1
232 Deposit and Collection Receptacles 1 0 0 0 0 1
238 Railways: Surface Track 0 1 0 0 0 1
246 Railway Switches and Signals 0 0 1 0 0 1
261 Gas and Liquid Contact Apparatus 1 0 0 0 0 1
271 Sheet Feeding or Delivering 0 1 0 0 0 1
277 Seal for a Joint or Juncture 1 0 0 0 0 1
279 Chucks or Sockets 1 0 0 0 0 1
300 Brush, Broom, and Mop Making 0 1 0 0 0 1
313 Electric Lamp and Discharge Devices 1 0 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 1 0 0 0 1
332 Modulators 0 0 0 0 1 1
336 Inductor Devices 0 0 0 1 0 1
358 Facsimile and Static Presentation Processing 0 0 0 1 0 1
368 Horology: Time Measuring Systems or Devices 0 0 1 0 0 1
373 Industrial Electric Heating Furnaces 0 0 0 0 1 1
378 X-Ray or Gamma Ray Systems or Devices 0 1 0 0 0 1
386 Motion Video Signal Processing for Recording or Reproducing 0 0 0 0 1 1
392 Electric Resistance Heating Devices 0 0 0 1 0 1
406 Conveyors: Fluid Current 0 0 0 0 1 1
412 Bookbinding: Process and Apparatus 0 0 1 0 0 1
418 Rotary Expansible Chamber Devices 0 1 0 0 0 1
420 Alloys or Metallic Compositions 0 1 0 0 0 1
431 Combustion 0 0 1 0 0 1
449 Bee Culture (propagating, raising, caring for bees) 0 1 0 0 0 1
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 1 0 0 0 1
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 1 0 0 0 1
504 Plant Protecting and Regulating Compositions 0 0 0 1 0 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 0 1 1
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 1 1
601 Surgery: Kinesitherapy 0 0 0 0 1 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 0 0 0 0 1
ALL ALL CLASSES 670 763 811 854 933 4031



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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

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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