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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 - 2011 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

Huntsville, AL

( 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 Total
370 Multiplex Communications 6 5 13 9 5 4 10 7 9 8 8 2 86
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 4 5 5 8 8 8 6 5 6 10 4 5 74
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 1 7 4 3 4 5 6 5 7 13 16 71
345 Computer Graphics Processing and Selective Visual Display Systems 7 8 5 8 8 5 6 1 5 4 4 2 63
375 Pulse or Digital Communications 2 3 3 6 10 8 2 3 8 5 6 3 59
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 0 0 0 0 0 0 0 0 0 41 11 52
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 0 1 5 6 1 3 4 5 1 3 4 10 43
250 Radiant Energy 1 3 4 3 5 0 6 2 6 2 2 2 36
359 Optical: Systems and Elements 1 6 10 1 8 3 4 0 0 0 2 0 35
361 Electricity: Electrical Systems and Devices 3 4 1 4 3 1 5 4 1 1 5 3 35
379 Telephonic Communications 3 3 0 8 6 3 7 1 0 3 1 0 35
244 Aeronautics and Astronautics 2 3 4 2 2 6 2 6 2 0 2 3 34
340 Communications: Electrical 2 1 0 3 4 3 5 2 3 4 2 5 34
702 DP: Measuring, Calibrating, or Testing (Data Processing) 3 5 6 2 7 0 0 3 1 1 4 2 34
356 Optics: Measuring and Testing 2 0 1 2 2 0 6 2 7 5 3 1 31
385 Optical Waveguides 0 0 2 2 3 4 1 2 2 5 5 1 27
343 Communications: Radio Wave Antennas 1 1 2 6 1 3 2 3 3 0 3 1 26
060 Power Plants 2 4 4 2 2 3 2 1 1 2 0 1 24
455 Telecommunications 1 1 3 0 1 5 2 1 2 3 3 2 24
315 Electric Lamp and Discharge Devices: Systems 1 3 0 0 1 1 1 2 5 0 4 3 21
073 Measuring and Testing 0 6 1 0 1 1 0 3 4 3 1 0 20
710 Input/Output (Electrical Computers and Digital Processing Systems) 2 1 2 1 1 0 4 0 2 3 2 0 18
210 Liquid Purification or Separation 1 0 1 1 1 1 2 1 3 1 1 3 16
324 Electricity: Measuring and Testing 3 2 1 0 1 2 1 1 3 0 2 0 16
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 0 0 1 1 0 0 2 2 2 4 3 15
382 Image Analysis 0 0 1 2 2 0 2 0 0 3 2 2 14
714 Error Detection/Correction and Fault Detection/Recovery 2 1 0 0 0 2 2 3 0 2 0 2 14
128 Surgery (includes Class 600) 1 3 1 3 3 0 1 0 1 0 0 0 13
348 Television 0 1 1 3 0 0 1 0 2 2 2 1 13
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 1 0 1 3 2 1 0 1 2 2 13
149 Explosive and Thermic Compositions or Charges 4 4 0 1 0 0 0 0 0 0 1 1 11
473 Games Using Tangible Projectile 0 0 1 1 0 2 0 3 0 0 3 1 11
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 1 0 0 1 0 0 0 2 3 4 11
123 Internal-Combustion Engines 0 1 2 0 1 1 1 1 1 0 2 0 10
228 Metal Fusion Bonding 1 1 2 2 1 0 0 0 0 1 1 1 10
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 0 2 0 0 3 0 1 0 0 3 1 10
439 Electrical Connectors 0 0 0 0 0 0 2 3 0 1 1 3 10
089 Ordnance 1 1 1 1 2 0 0 0 2 0 1 0 9
102 Ammunition and Explosives 1 0 1 1 0 1 1 1 1 0 1 1 9
307 Electrical Transmission or Interconnection Systems 0 0 0 1 3 1 1 0 1 0 1 1 9
428 Stock Material or Miscellaneous Articles 2 0 0 1 1 1 0 0 1 0 2 1 9
435 Chemistry: Molecular Biology and Microbiology 0 0 0 0 0 1 0 3 0 1 3 1 9
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 1 0 0 0 1 0 0 2 0 1 2 2 9
040 Card, Picture, or Sign Exhibiting 0 0 1 0 1 1 1 3 1 0 0 0 8
062 Refrigeration 2 0 1 1 2 0 0 0 1 0 0 1 8
323 Electricity: Power Supply or Regulation Systems 0 1 2 3 0 0 1 0 0 0 1 0 8
365 Static Information Storage and Retrieval 0 1 0 2 1 1 0 1 0 1 0 1 8
604 Surgery (Medicators and Receptors) 2 1 1 0 1 0 0 0 0 1 2 0 8
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 1 0 1 1 1 1 1 0 1 0 1 8
052 Static Structures (e.g., Buildings) 3 1 1 1 0 0 0 0 0 0 1 0 7
137 Fluid Handling 0 3 1 0 0 0 0 1 0 0 1 1 7
219 Electric Heating 0 1 1 0 1 0 3 0 0 0 0 1 7
362 Illumination 0 0 1 2 0 0 0 1 0 0 3 0 7
438 Semiconductor Device Manufacturing: Process 0 2 0 1 0 2 0 0 1 0 1 0 7
726 Information Security 0 0 0 0 0 0 2 0 2 0 2 1 7
204 Chemistry: Electrical and Wave Energy 0 1 1 1 1 0 0 0 1 0 0 1 6
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 1 0 1 1 1 0 1 0 0 1 0 6
280 Land Vehicles 0 0 1 1 0 0 1 0 1 1 0 1 6
532 Organic Compounds (includes Classes 532-570) 0 0 0 1 0 0 1 0 0 1 1 2 6
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 0 0 0 0 1 0 0 0 0 4 1 0 6
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 2 1 0 0 0 1 0 0 0 0 1 1 6
002 Apparel 1 2 0 0 0 0 0 0 0 0 2 0 5
004 Baths, Closets, Sinks, and Spittoons 0 2 1 0 0 0 1 0 0 0 0 1 5
015 Brushing, Scrubbing, and General Cleaning 2 0 0 0 0 0 0 0 1 1 1 0 5
134 Cleaning and Liquid Contact with Solids 0 2 0 1 0 0 0 0 0 1 1 0 5
148 Metal Treatment 0 0 1 3 0 1 0 0 0 0 0 0 5
251 Valves and Valve Actuation 0 0 1 0 2 2 0 0 0 0 0 0 5
318 Electricity: Motive Power Systems 2 0 0 0 0 0 1 0 0 0 0 2 5
330 Amplifiers 0 0 1 1 0 1 0 1 0 0 0 1 5
711 Memory (Electrical Computers and Digital Processing Systems) 1 0 1 0 1 0 1 0 0 1 0 0 5
126 Stoves and Furnaces 0 1 0 1 1 0 0 0 0 0 1 0 4
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 0 0 0 0 2 0 1 0 0 1 0 4
211 Supports: Racks 1 0 1 0 0 0 0 0 0 0 2 0 4
220 Receptacles 1 0 0 0 0 1 0 0 0 1 0 1 4
239 Fluid Sprinkling, Spraying, and Diffusing 0 1 0 1 0 1 0 0 0 0 0 1 4
299 Mining or In Situ Disintegration of Hard Material 0 0 1 1 0 0 0 0 1 0 1 0 4
351 Optics: Eye Examining, Vision Testing and Correcting 0 1 0 3 0 0 0 0 0 0 0 0 4
363 Electric Power Conversion Systems 0 0 1 0 1 0 0 0 0 0 2 0 4
381 Electrical Audio Signal Processing Systems and Devices 0 0 1 0 1 0 1 0 0 1 0 0 4
403 Joints and Connections 0 1 1 1 0 1 0 0 0 0 0 0 4
414 Material or Article Handling 0 0 0 2 1 0 1 0 0 0 0 0 4
427 Coating Processes 1 0 0 0 1 0 0 1 0 0 1 0 4
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 0 0 0 0 0 0 0 0 1 1 0 2 4
029 Metal Working 1 1 0 1 0 0 0 0 0 0 0 0 3
042 Firearms 1 1 0 0 0 0 0 0 0 0 1 0 3
043 Fishing, Trapping, and Vermin Destroying 1 0 0 0 1 0 0 0 1 0 0 0 3
047 Plant Husbandry 1 0 0 0 1 0 0 0 0 0 1 0 3
074 Machine Element or Mechanism 2 0 0 0 0 0 0 0 1 0 0 0 3
119 Animal Husbandry 0 1 0 1 1 0 0 0 0 0 0 0 3
175 Boring or Penetrating the Earth 0 0 0 0 0 0 0 1 0 1 0 1 3
177 Weighing Scales 0 0 1 1 0 0 0 1 0 0 0 0 3
181 Acoustics 1 0 0 0 0 0 0 0 0 0 0 2 3
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 0 1 0 0 0 0 0 0 0 0 1 3
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 1 0 0 1 1 0 0 0 0 0 0 0 3
242 Winding, Tensioning, or Guiding 0 1 1 1 0 0 0 0 0 0 0 0 3
248 Supports (e.g., for holding articles, etc.) 1 1 0 0 0 0 0 1 0 0 0 0 3
310 Electrical Generator or Motor Structure 0 0 0 0 0 0 0 1 0 0 0 2 3
336 Inductor Devices 0 0 1 0 0 0 0 0 0 0 0 2 3
349 Liquid Crystal Cells, Elements and Systems 0 0 0 0 1 1 1 0 0 0 0 0 3
366 Agitating (e.g., of articles and materials) 1 1 0 0 0 0 0 0 0 1 0 0 3
392 Electric Resistance Heating Devices 0 0 0 0 0 0 1 0 0 1 0 1 3
398 Optical Communications 0 0 1 1 0 0 0 0 1 0 0 0 3
410 Freight Accommodation On Freight Carrier 0 1 0 0 0 1 0 1 0 0 0 0 3
423 Chemistry of Inorganic Compounds 0 0 0 0 1 0 0 0 0 0 2 0 3
436 Chemistry: Analytical and Immunological Testing 0 0 0 0 1 0 0 1 1 0 0 0 3
451 Abrading 0 0 0 1 1 0 0 0 0 0 1 0 3
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 0 0 0 0 0 0 0 0 1 1 0 3
706 DP: Artificial Intelligence (Data Processing) 0 0 1 0 1 0 0 0 0 0 0 1 3
708 Arithmetic Processing and Calculating (Electrical Computers) 1 0 0 2 0 0 0 0 0 0 0 0 3
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 1 1 1 0 0 0 0 0 0 3
717 DP: Software Development, Installation, and Management (Data Processing) 0 1 0 0 0 0 0 1 0 0 0 1 3
005 Beds 0 0 1 0 0 0 0 0 1 0 0 0 2
014 Bridges 1 0 0 0 0 0 0 0 0 0 1 0 2
038 Textiles: Ironing or Smoothing 1 1 0 0 0 0 0 0 0 0 0 0 2
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 0 0 0 0 0 0 1 1 0 0 2
081 Tools 1 0 0 1 0 0 0 0 0 0 0 0 2
083 Cutting 0 1 0 0 0 0 0 1 0 0 0 0 2
086 Ammunition and Explosive-Charge Making 0 0 0 0 1 0 0 1 0 0 0 0 2
104 Railways 1 1 0 0 0 0 0 0 0 0 0 0 2
112 Sewing 0 0 0 0 0 0 0 0 0 1 1 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 0 0 0 1 0 1 0 0 0 0 0 2
118 Coating Apparatus 0 0 0 0 0 0 0 1 0 0 1 0 2
122 Liquid Heaters and Vaporizers 0 0 0 0 0 0 1 0 0 0 0 1 2
124 Mechanical Guns and Projectors 0 1 0 0 0 0 0 0 0 0 0 1 2
152 Resilient Tires and Wheels 0 2 0 0 0 0 0 0 0 0 0 0 2
160 Flexible or Portable Closure, Partition, or Panel 0 1 1 0 0 0 0 0 0 0 0 0 2
180 Motor Vehicles 0 0 1 0 0 0 0 0 0 0 0 1 2
182 Fire Escape, Ladder, or Scaffold 1 0 1 0 0 0 0 0 0 0 0 0 2
188 Brakes 0 0 0 0 0 1 0 0 0 1 0 0 2
200 Electricity: Circuit Makers and Breakers 0 0 0 0 0 0 0 0 2 0 0 0 2
206 Special Receptacle or Package 0 1 0 0 1 0 0 0 0 0 0 0 2
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 0 1 0 0 0 1 0 0 2
285 Pipe Joints or Couplings 0 0 0 0 0 1 0 0 0 1 0 0 2
297 Chairs and Seats 0 0 0 0 0 0 0 1 0 1 0 0 2
298 Land Vehicles: Dumping 0 0 1 0 0 0 0 1 0 0 0 0 2
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 1 0 0 0 0 0 0 1 0 0 2
326 Electronic Digital Logic Circuitry 0 0 0 0 1 0 0 0 0 0 0 1 2
341 Coded Data Generation or Conversion 1 0 0 0 0 0 1 0 0 0 0 0 2
353 Optics: Image Projectors 0 0 0 0 0 1 1 0 0 0 0 0 2
369 Dynamic Information Storage or Retrieval 0 0 0 0 0 0 1 1 0 0 0 0 2
372 Coherent Light Generators 0 0 0 0 1 0 0 0 1 0 0 0 2
378 X-Ray or Gamma Ray Systems or Devices 0 0 1 0 1 0 0 0 0 0 0 0 2
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 1 0 0 1 0 0 0 0 0 0 2
415 Rotary Kinetic Fluid Motors or Pumps 0 0 0 0 0 0 0 1 0 0 0 1 2
441 Buoys, Rafts, and Aquatic Devices 0 0 0 1 0 0 0 0 1 0 0 0 2
463 Amusement Devices: Games 0 0 1 1 0 0 0 0 0 0 0 0 2
482 Exercise Devices 0 0 0 1 0 0 0 0 0 0 0 1 2
602 Surgery: Splint, Brace, or Bandage 0 0 0 1 0 1 0 0 0 0 0 0 2
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 0 0 0 0 0 0 0 2 0 2
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 1 1 0 0 0 0 0 0 0 0 0 0 2
725 Interactive Video Distribution Systems 0 1 0 1 0 0 0 0 0 0 0 0 2
019 Textiles: Fiber Preparation 0 0 0 0 0 0 0 0 1 0 0 0 1
024 Buckles, Buttons, Clasps, Etc. 0 0 0 0 0 1 0 0 0 0 0 0 1
030 Cutlery 0 1 0 0 0 0 0 0 0 0 0 0 1
033 Geometrical Instruments 0 0 0 0 0 1 0 0 0 0 0 0 1
036 Boots, Shoes, and Leggings 0 0 0 0 0 0 0 0 0 0 1 0 1
044 Fuel and Related Compositions 0 1 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 0 0 1 1
082 Turning (e.g., for metal working) 0 0 0 1 0 0 0 0 0 0 0 0 1
084 Music 0 0 0 0 0 0 0 1 0 0 0 0 1
092 Expansible Chamber Devices 0 0 0 1 0 0 0 0 0 0 0 0 1
100 Presses 0 0 0 0 1 0 0 0 0 0 0 0 1
101 Printing 0 0 0 0 0 1 0 0 0 0 0 0 1
108 Horizontally Supported Planar Surfaces 0 0 0 0 0 0 0 0 0 1 0 0 1
114 Ships 0 0 0 0 0 1 0 0 0 0 0 0 1
116 Signals and Indicators 0 0 0 0 0 0 0 0 0 1 0 0 1
132 Toilet 0 0 0 1 0 0 0 0 0 0 0 0 1
135 Tent, Canopy, Umbrella, or Cane 0 0 0 0 0 0 0 0 0 0 0 1 1
136 Batteries: Thermoelectric and Photoelectric 0 0 0 0 0 0 0 0 0 0 1 0 1
138 Pipes and Tubular Conduits 0 0 0 0 0 0 1 0 0 0 0 0 1
150 Purses, Wallets, and Protective Covers 0 1 0 0 0 0 0 0 0 0 0 0 1
157 Wheelwright Machines 0 0 0 0 0 0 1 0 0 0 0 0 1
162 Paper Making and Fiber Liberation 0 1 0 0 0 0 0 0 0 0 0 0 1
164 Metal Founding 0 0 0 0 0 0 0 0 0 1 0 0 1
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 0 0 0 0 0 0 0 0 0 1 0 1
172 Earth Working 0 0 0 0 0 0 0 0 0 0 0 1 1
192 Clutches and Power-Stop Control 1 0 0 0 0 0 0 0 0 0 0 0 1
194 Check-Actuated Control Mechanisms 0 1 0 0 0 0 0 0 0 0 0 0 1
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 0 0 0 0 1 0 0 0 0 0 1
266 Metallurgical Apparatus 0 0 0 0 0 0 0 0 0 0 1 0 1
273 Amusement Devices: Games 0 0 0 0 1 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 1 0 1
290 Prime-Mover Dynamo Plants 0 0 0 0 0 0 0 0 0 0 1 0 1
292 Closure Fasteners 0 0 0 0 0 0 0 0 0 0 0 1 1
293 Vehicle Fenders 0 0 0 0 0 0 0 0 1 0 0 0 1
296 Land Vehicles: Bodies and Tops 1 0 0 0 0 0 0 0 0 0 0 0 1
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 0 0 1 0 0 0 0 0 0 0 1
333 Wave Transmission Lines and Networks 0 1 0 0 0 0 0 0 0 0 0 0 1
358 Facsimile and Static Presentation Processing 0 0 0 1 0 0 0 0 0 0 0 0 1
380 Cryptography 0 0 0 0 0 0 0 0 0 0 0 1 1
384 Bearings 0 0 0 0 0 0 0 0 0 0 0 1 1
400 Typewriting Machines 1 0 0 0 0 0 0 0 0 0 0 0 1
405 Hydraulic and Earth Engineering 0 0 0 0 0 0 1 0 0 0 0 0 1
409 Gear Cutting, Milling, or Planing 1 0 0 0 0 0 0 0 0 0 0 0 1
417 Pumps 0 0 0 0 0 0 0 0 0 0 0 1 1
420 Alloys or Metallic Compositions 0 0 1 0 0 0 0 0 0 0 0 0 1
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 0 0 1 0 0 0 0 0 0 0 0 1
432 Heating 0 0 0 1 0 0 0 0 0 0 0 0 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 0 0 0 0 0 0 1 0 1
446 Amusement Devices: Toys 0 0 0 0 0 0 0 0 0 0 0 1 1
453 Coin Handling 0 0 0 0 1 0 0 0 0 0 0 0 1
474 Endless Belt Power Transmission Systems or Components 0 0 1 0 0 0 0 0 0 0 0 0 1
505 Superconductor Technology: Apparatus, Material, Process 0 0 0 1 0 0 0 0 0 0 0 0 1
588 Hazardous or Toxic Waste Destruction or Containment 1 0 0 0 0 0 0 0 0 0 0 0 1
601 Surgery: Kinesitherapy 0 0 0 0 0 0 0 0 0 0 0 1 1
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 0 0 1 0 0 0 0 0 0 1
ALL ALL CLASSES 103 126 132 147 138 114 122 107 112 115 201 148 1565


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 files available for download at : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/data/


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