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

Patenting In U.S. Metropolitan and Micropolitan Areas
Breakout By Technology Class

Count of 2000 - 2015 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 City, IA

( Metropolitan Statistical Area )

( 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 )
( patent counts may not sum exactly due to rounding - see the Explanation of Data )
( regional areas are based on U.S. Core Based Statistical Area (CBSA) )

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 2000 2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014 2015 Total
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 4 8 8 9 7 4 6 11 9 3 26 7 10 5 13 14 144
435 Chemistry: Molecular Biology and Microbiology 3 11 5 10 10 6 12 7 8 5 5 6 2 1 7 3 101
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 3 9 4 2 2 1 4 6 12 5 9 2 6 7 8 14 94
532 Organic Compounds (includes Classes 532-570) 2 3 4 5 4 2 2 3 5 6 8 3 9 4 4 3 67
128 Surgery (includes Class 600) 4 5 3 2 1 3 1 0 4 2 2 2 2 2 1 2 36
607 Surgery: Light, Thermal, and Electrical Application 1 1 4 1 0 0 0 0 0 3 1 1 5 1 4 2 24
382 Image Analysis 0 0 1 1 0 0 1 1 0 3 3 2 4 2 2 3 23
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 3 0 1 1 1 1 2 2 0 1 1 2 1 2 0 18
062 Refrigeration 0 0 1 0 1 0 0 1 1 2 1 1 1 1 2 1 13
124 Mechanical Guns and Projectors 0 0 0 0 0 0 0 1 2 0 2 0 1 1 3 2 12
606 Surgery (instruments) 3 2 2 1 0 0 0 0 0 0 0 1 0 0 2 1 12
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 1 0 0 0 0 1 0 0 1 1 2 2 2 0 11
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 1 1 0 0 0 0 0 2 2 0 0 3 1 10
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 1 1 0 0 0 0 1 0 1 1 0 1 2 0 0 10
375 Pulse or Digital Communications 0 0 1 0 0 0 1 0 1 3 1 0 2 1 0 0 10
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 3 1 1 3 2 10
361 Electricity: Electrical Systems and Devices 0 0 0 1 0 0 1 0 0 0 0 2 2 1 1 1 9
434 Education and Demonstration 0 2 1 0 0 1 2 0 0 0 0 0 0 0 2 1 9
029 Metal Working 0 0 0 0 0 0 0 0 1 1 0 1 1 2 1 1 8
312 Supports: Cabinet Structure 0 0 0 0 0 1 2 0 0 0 1 1 0 0 1 2 8
330 Amplifiers 0 0 0 1 1 1 0 0 2 1 0 0 1 1 0 0 8
343 Communications: Radio Wave Antennas 1 0 0 0 1 0 0 0 0 0 0 1 1 1 1 1 7
370 Multiplex Communications 0 0 1 0 0 0 1 0 0 0 0 0 0 1 1 3 7
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 2 1 0 0 0 1 0 0 0 1 0 2 0 0 0 7
604 Surgery (Medicators and Receptors) 0 1 0 0 0 0 1 0 0 0 1 0 1 1 0 2 7
072 Metal Deforming 0 0 0 0 0 0 0 0 0 0 0 0 2 3 0 1 6
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 0 2 0 0 0 0 0 0 1 1 0 1 0 1 0 6
378 X-Ray or Gamma Ray Systems or Devices 1 0 0 0 0 1 1 0 2 0 1 0 0 0 0 0 6
438 Semiconductor Device Manufacturing: Process 0 0 0 0 0 1 0 0 0 0 0 1 1 2 1 0 6
052 Static Structures (e.g., Buildings) 0 0 0 0 0 0 0 0 0 0 0 3 0 1 0 1 5
219 Electric Heating 0 0 0 0 1 0 0 0 0 0 0 0 2 1 0 1 5
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 3 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 5
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 0 0 0 0 1 0 0 0 1 0 0 1 0 1 5
423 Chemistry of Inorganic Compounds 0 0 0 0 0 0 0 0 0 1 2 0 1 0 0 1 5
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 0 0 0 0 1 1 0 0 0 1 0 0 1 1 5
725 Interactive Video Distribution Systems 0 0 0 0 1 0 1 0 0 1 0 2 0 0 0 0 5
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 1 0 0 0 0 0 0 0 0 2 0 1 0 0 0 0 4
040 Card, Picture, or Sign Exhibiting 0 0 0 0 1 2 0 0 0 0 0 0 0 0 1 0 4
047 Plant Husbandry 0 3 1 0 0 0 0 0 0 0 0 0 0 0 0 0 4
119 Animal Husbandry 0 0 0 0 0 0 0 1 0 0 2 0 0 0 0 1 4
200 Electricity: Circuit Makers and Breakers 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 1 4
210 Liquid Purification or Separation 1 0 1 0 1 0 0 0 0 0 0 0 0 0 1 0 4
250 Radiant Energy 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 1 4
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 1 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 4
340 Communications: Electrical 0 0 0 0 1 0 0 0 0 1 0 0 0 2 0 0 4
427 Coating Processes 0 1 0 1 0 0 0 0 0 1 0 0 0 0 0 1 4
428 Stock Material or Miscellaneous Articles 0 0 0 0 0 1 0 0 0 0 0 1 0 1 1 0 4
455 Telecommunications 0 0 1 0 0 0 0 0 0 1 0 1 1 0 0 0 4
482 Exercise Devices 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 1 4
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 1 0 1 0 0 0 0 0 1 0 0 0 0 0 0 4
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 0 1 0 1 0 0 0 0 0 1 0 1 0 0 4
037 Excavating 1 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 3
111 Planting 0 1 0 0 0 0 0 0 0 0 0 0 0 1 1 0 3
174 Electricity: Conductors and Insulators 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 1 3
239 Fluid Sprinkling, Spraying, and Diffusing 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 3
248 Supports (e.g., for holding articles, etc.) 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 3
252 Compositions 0 0 0 1 0 0 0 0 0 0 0 0 1 1 0 0 3
300 Brush, Broom, and Mop Making 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 3
381 Electrical Audio Signal Processing Systems and Devices 0 0 0 1 0 1 0 0 0 0 1 0 0 0 0 0 3
410 Freight Accommodation On Freight Carrier 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 3
426 Food or Edible Material: Processes, Compositions, and Products 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 2 3
436 Chemistry: Analytical and Immunological Testing 0 0 0 0 0 0 0 0 0 1 2 0 0 0 0 0 3
463 Amusement Devices: Games 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 0 3
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 3
602 Surgery: Splint, Brace, or Bandage 1 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 3
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 3
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2 0 3
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 3
005 Beds 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2
034 Drying and Gas or Vapor Contact with Solids 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2
053 Package Making 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 2
073 Measuring and Testing 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 2
132 Toilet 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 2
152 Resilient Tires and Wheels 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 2
204 Chemistry: Electrical and Wave Energy 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 2
209 Classifying, Separating, and Assorting Solids 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 2
241 Solid Material Comminution or Disintegration 0 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 2
285 Pipe Joints or Couplings 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 2
297 Chairs and Seats 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2
324 Electricity: Measuring and Testing 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 2
333 Wave Transmission Lines and Networks 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 2
348 Television 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 2
353 Optics: Image Projectors 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 2
362 Illumination 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 2
433 Dentistry 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 2
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 2
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 2
708 Arithmetic Processing and Calculating (Electrical Computers) 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 2
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 2
717 DP: Software Development, Installation, and Management (Data Processing) 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2
015 Brushing, Scrubbing, and General Cleaning 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
024 Buckles, Buttons, Clasps, Etc. 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
036 Boots, Shoes, and Leggings 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1
043 Fishing, Trapping, and Vermin Destroying 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
049 Movable or Removable Closures 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
074 Machine Element or Mechanism 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
083 Cutting 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
095 Gas Separation: Processes 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
099 Foods and Beverages: Apparatus 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
114 Ships 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
118 Coating Apparatus 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
126 Stoves and Furnaces 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
138 Pipes and Tubular Conduits 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
180 Motor Vehicles 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
182 Fire Escape, Ladder, or Scaffold 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
198 Conveyors: Power-Driven 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
218 High-Voltage Switches with Arc Preventing or Extinguishing Devices 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
220 Receptacles 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
224 Package and Article Carriers 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
244 Aeronautics and Astronautics 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
269 Work Holders 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
273 Amusement Devices: Games 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
277 Seal for a Joint or Juncture 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
310 Electrical Generator or Motor Structure 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
318 Electricity: Motive Power Systems 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
323 Electricity: Power Supply or Regulation Systems 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
326 Electronic Digital Logic Circuitry 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
345 Computer Graphics Processing and Selective Visual Display Systems 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
356 Optics: Measuring and Testing 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1
359 Optical: Systems and Elements 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
379 Telephonic Communications 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
385 Optical Waveguides 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1
386 Motion Video Signal Processing for Recording or Reproducing 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
398 Optical Communications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
400 Typewriting Machines 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
403 Joints and Connections 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
404 Road Structure, Process, or Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
405 Hydraulic and Earth Engineering 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
409 Gear Cutting, Milling, or Planing 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
417 Pumps 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1
440 Marine Propulsion 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
446 Amusement Devices: Toys 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
454 Ventilation 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1
504 Plant Protecting and Regulating Compositions 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1
706 DP: Artificial Intelligence (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1
726 Information Security 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1
ALL ALL CLASSES 42 70 53 47 38 34 52 42 53 51 85 58 79 65 90 85 944


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