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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

Burlington-South Burlington, VT

( 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
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 39 41 70 77 69 74 75 83 73 75 129 90 895
438 Semiconductor Device Manufacturing: Process 58 95 90 58 45 50 57 80 74 74 104 99 884
365 Static Information Storage and Retrieval 26 23 33 33 43 20 23 38 54 36 46 25 400
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 8 9 13 28 21 14 34 28 24 32 62 54 327
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 20 19 25 14 9 20 15 8 16 19 20 8 193
714 Error Detection/Correction and Fault Detection/Recovery 12 6 9 10 13 9 22 29 16 13 27 17 183
324 Electricity: Measuring and Testing 6 10 14 10 16 9 18 13 9 10 6 4 125
326 Electronic Digital Logic Circuitry 10 6 13 7 3 9 11 11 14 10 12 4 110
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 14 26 15 12 5 0 7 5 1 7 5 5 102
280 Land Vehicles 7 7 8 10 9 4 2 3 0 5 9 4 68
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 2 3 4 10 9 3 7 4 10 5 57
361 Electricity: Electrical Systems and Devices 5 5 9 1 7 4 3 4 2 6 6 4 56
700 DP: Generic Control Systems or Specific Applications (Data Processing) 1 3 5 3 6 1 7 5 2 6 6 3 48
711 Memory (Electrical Computers and Digital Processing Systems) 5 6 8 4 3 2 3 0 4 1 2 5 43
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 2 3 8 1 1 0 4 5 4 6 4 39
713 Support (Electrical Computers and Digital Processing Systems) 2 5 6 1 2 3 1 5 2 3 2 7 39
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 1 1 1 1 1 6 3 5 5 2 7 3 36
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 0 1 0 2 2 5 2 7 7 8 34
710 Input/Output (Electrical Computers and Digital Processing Systems) 6 3 1 2 0 1 2 5 1 2 5 1 29
250 Radiant Energy 0 3 3 3 2 1 4 0 2 3 3 4 28
331 Oscillators 1 1 1 5 1 3 1 2 5 3 2 3 28
382 Image Analysis 2 1 2 3 1 0 1 5 1 3 4 1 24
356 Optics: Measuring and Testing 1 0 1 1 1 2 4 3 2 2 2 3 22
375 Pulse or Digital Communications 3 1 1 0 1 3 1 3 2 2 4 1 22
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 1 3 4 0 1 1 4 1 1 2 2 2 22
355 Photocopying 0 2 2 2 2 2 3 2 2 0 2 2 21
451 Abrading 2 7 4 2 2 1 2 0 0 0 1 0 21
707 DP: Database and File Management or Data Structures (Data Processing) 2 1 2 0 1 0 4 0 3 2 2 4 21
073 Measuring and Testing 0 1 0 6 3 0 0 0 1 3 1 5 20
128 Surgery (includes Class 600) 3 2 5 0 3 1 1 0 0 2 1 1 19
439 Electrical Connectors 1 2 5 2 4 2 1 1 0 0 1 0 19
219 Electric Heating 1 1 0 0 2 2 3 1 1 1 5 1 18
341 Coded Data Generation or Conversion 0 2 0 5 2 3 1 0 1 2 1 1 18
134 Cleaning and Liquid Contact with Solids 1 2 5 2 4 2 0 0 0 0 0 1 17
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 1 0 1 1 0 1 3 1 1 1 1 6 17
216 Etching a Substrate: Processes 4 1 0 0 3 1 5 0 0 0 2 0 16
435 Chemistry: Molecular Biology and Microbiology 3 3 2 0 0 2 1 2 0 2 1 0 16
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 3 5 1 1 0 1 0 0 1 2 1 0 15
029 Metal Working 0 1 0 1 1 1 2 2 2 2 0 2 14
330 Amplifiers 2 1 2 1 0 1 2 3 1 1 0 0 14
370 Multiplex Communications 4 3 1 0 1 0 1 1 0 0 1 2 14
036 Boots, Shoes, and Leggings 1 2 1 1 1 0 1 2 2 0 1 1 13
360 Dynamic Magnetic Information Storage or Retrieval 2 2 0 2 3 2 0 0 1 0 1 0 13
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 0 1 1 0 0 0 0 2 2 2 2 3 13
345 Computer Graphics Processing and Selective Visual Display Systems 2 1 2 1 1 2 0 2 0 0 1 0 12
348 Television 0 0 0 0 0 0 0 2 0 0 3 7 12
089 Ordnance 2 0 2 1 0 1 0 0 1 2 2 0 11
174 Electricity: Conductors and Insulators 0 2 2 1 0 1 0 0 3 1 0 1 11
323 Electricity: Power Supply or Regulation Systems 4 0 1 2 0 0 0 0 1 1 1 1 11
428 Stock Material or Miscellaneous Articles 2 1 1 2 0 0 0 0 0 2 1 2 11
604 Surgery (Medicators and Receptors) 0 0 1 0 2 2 3 1 1 0 0 1 11
340 Communications: Electrical 0 0 0 1 1 2 1 1 0 1 3 0 10
385 Optical Waveguides 0 0 0 2 1 1 0 1 1 1 1 1 9
396 Photography 0 0 0 0 0 0 2 0 2 0 3 2 9
062 Refrigeration 1 2 0 1 0 1 1 0 0 1 1 0 8
307 Electrical Transmission or Interconnection Systems 0 0 0 0 1 0 2 1 2 0 1 1 8
336 Inductor Devices 1 1 1 0 1 1 1 2 0 0 0 0 8
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 0 0 3 1 1 1 1 0 1 8
427 Coating Processes 3 1 1 0 0 1 0 1 1 0 0 0 8
455 Telecommunications 0 1 0 0 0 0 2 2 1 0 2 0 8
333 Wave Transmission Lines and Networks 1 2 1 1 0 0 0 0 1 0 1 0 7
359 Optical: Systems and Elements 0 0 2 0 1 1 1 0 0 1 0 1 7
374 Thermal Measuring and Testing 0 1 0 0 0 0 0 0 0 1 1 4 7
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 1 1 0 1 0 0 1 0 1 1 1 7
426 Food or Edible Material: Processes, Compositions, and Products 0 1 1 0 1 0 0 1 1 1 0 1 7
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 1 0 1 1 2 0 0 0 2 7
052 Static Structures (e.g., Buildings) 1 0 0 2 0 0 0 1 0 0 2 0 6
137 Fluid Handling 1 1 1 0 0 0 0 0 0 2 1 0 6
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 1 0 1 0 0 0 1 0 3 0 0 6
310 Electrical Generator or Motor Structure 0 0 0 0 0 0 0 0 0 0 4 2 6
436 Chemistry: Analytical and Immunological Testing 0 0 2 1 0 0 0 1 1 0 0 1 6
033 Geometrical Instruments 0 1 0 0 1 1 0 1 0 0 1 0 5
084 Music 2 0 0 0 0 0 0 0 0 0 3 0 5
164 Metal Founding 1 0 1 1 0 0 0 1 1 0 0 0 5
362 Illumination 0 0 1 0 0 0 1 0 1 1 1 0 5
482 Exercise Devices 0 0 1 0 0 0 1 2 0 0 1 0 5
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 3 1 0 0 0 0 0 0 0 0 1 0 5
706 DP: Artificial Intelligence (Data Processing) 0 0 1 0 0 1 0 1 1 0 0 1 5
002 Apparel 0 0 1 0 0 0 2 0 0 0 0 1 4
047 Plant Husbandry 0 1 1 2 0 0 0 0 0 0 0 0 4
118 Coating Apparatus 0 0 0 0 1 1 0 0 1 0 1 0 4
206 Special Receptacle or Package 0 1 1 1 0 0 0 0 0 1 0 0 4
239 Fluid Sprinkling, Spraying, and Diffusing 1 0 2 0 0 0 0 0 1 0 0 0 4
338 Electrical Resistors 0 0 0 0 0 0 0 1 1 0 0 2 4
398 Optical Communications 0 0 0 0 2 1 0 1 0 0 0 0 4
423 Chemistry of Inorganic Compounds 0 1 1 1 0 0 0 0 0 0 0 1 4
450 Foundation Garments 1 1 0 0 0 1 1 0 0 0 0 0 4
473 Games Using Tangible Projectile 0 1 0 0 1 1 0 0 1 0 0 0 4
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 2 1 0 0 0 0 0 0 0 1 4
606 Surgery (instruments) 0 2 1 0 0 1 0 0 0 0 0 0 4
717 DP: Software Development, Installation, and Management (Data Processing) 0 1 1 0 1 0 1 0 0 0 0 0 4
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 0 0 1 1 0 0 0 1 0 0 0 1 4
005 Beds 1 0 1 0 0 0 0 0 1 0 0 0 3
015 Brushing, Scrubbing, and General Cleaning 0 1 0 2 0 0 0 0 0 0 0 0 3
024 Buckles, Buttons, Clasps, Etc. 0 0 0 0 0 0 0 2 0 0 0 1 3
049 Movable or Removable Closures 0 0 0 1 0 0 0 0 1 0 0 1 3
095 Gas Separation: Processes 1 0 0 0 0 1 0 0 1 0 0 0 3
138 Pipes and Tubular Conduits 0 0 0 0 0 0 1 0 1 0 1 0 3
165 Heat Exchange 1 1 0 0 0 0 0 0 0 0 0 1 3
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 2 0 0 0 0 0 0 0 1 0 0 0 3
192 Clutches and Power-Stop Control 0 0 0 0 0 0 0 1 0 1 1 0 3
204 Chemistry: Electrical and Wave Energy 1 2 0 0 0 0 0 0 0 0 0 0 3
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 1 1 0 0 0 0 0 0 0 0 0 3
210 Liquid Purification or Separation 1 0 0 0 0 0 0 1 0 1 0 0 3
252 Compositions 0 2 0 0 0 0 0 0 0 0 1 0 3
283 Printed Matter 1 0 0 1 0 1 0 0 0 0 0 0 3
290 Prime-Mover Dynamo Plants 0 0 0 0 0 0 0 1 1 1 0 0 3
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 0 1 0 1 0 1 0 0 0 0 0 0 3
101 Printing 1 0 0 0 1 0 0 0 0 0 0 0 2
102 Ammunition and Explosives 2 0 0 0 0 0 0 0 0 0 0 0 2
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 0 1 0 0 0 0 0 0 1 0 0 0 2
136 Batteries: Thermoelectric and Photoelectric 0 0 1 0 0 0 0 0 0 0 1 0 2
160 Flexible or Portable Closure, Partition, or Panel 1 0 0 0 1 0 0 0 0 0 0 0 2
177 Weighing Scales 0 0 0 0 0 0 0 0 0 1 0 1 2
188 Brakes 0 1 0 0 0 0 0 0 1 0 0 0 2
211 Supports: Racks 0 0 0 0 0 0 1 0 0 0 0 1 2
222 Dispensing (apparatus and process) 0 0 1 0 1 0 0 0 0 0 0 0 2
228 Metal Fusion Bonding 0 0 0 0 0 1 1 0 0 0 0 0 2
246 Railway Switches and Signals 0 0 0 0 0 0 0 0 0 0 2 0 2
248 Supports (e.g., for holding articles, etc.) 0 0 0 0 1 0 1 0 0 0 0 0 2
251 Valves and Valve Actuation 1 0 0 0 0 0 0 0 0 0 0 1 2
273 Amusement Devices: Games 0 0 0 0 0 0 0 0 0 0 1 1 2
285 Pipe Joints or Couplings 0 0 1 0 0 0 0 1 0 0 0 0 2
315 Electric Lamp and Discharge Devices: Systems 1 1 0 0 0 0 0 0 0 0 0 0 2
343 Communications: Radio Wave Antennas 0 0 0 0 0 0 0 0 1 0 0 1 2
363 Electric Power Conversion Systems 0 0 0 0 0 0 0 0 1 1 0 0 2
372 Coherent Light Generators 0 0 1 0 1 0 0 0 0 0 0 0 2
378 X-Ray or Gamma Ray Systems or Devices 1 1 0 0 0 0 0 0 0 0 0 0 2
392 Electric Resistance Heating Devices 0 0 0 0 0 0 0 1 0 0 0 1 2
401 Coating Implements with Material Supply 0 0 0 0 0 0 2 0 0 0 0 0 2
415 Rotary Kinetic Fluid Motors or Pumps 0 0 0 0 0 0 0 0 0 1 0 1 2
417 Pumps 0 0 0 1 0 0 0 1 0 0 0 0 2
433 Dentistry 0 1 0 0 0 1 0 0 0 0 0 0 2
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 0 1 0 0 1 0 0 0 0 0 0 0 2
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 0 0 1 0 0 1 0 0 0 0 0 2
532 Organic Compounds (includes Classes 532-570) 0 0 0 0 1 0 1 0 0 0 0 0 2
601 Surgery: Kinesitherapy 0 0 0 1 0 0 0 0 0 1 0 0 2
602 Surgery: Splint, Brace, or Bandage 0 0 0 0 0 0 0 0 0 1 0 1 2
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 1 0 0 0 0 0 0 0 1 0 0 0 2
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 1 0 0 0 1 0 0 0 0 0 0 0 2
726 Information Security 0 0 0 0 0 0 0 0 1 0 0 1 2
016 Miscellaneous Hardware 1 0 0 0 0 0 0 0 0 0 0 0 1
030 Cutlery 0 0 1 0 0 0 0 0 0 0 0 0 1
034 Drying and Gas or Vapor Contact with Solids 1 0 0 0 0 0 0 0 0 0 0 0 1
042 Firearms 0 0 0 0 0 1 0 0 0 0 0 0 1
071 Chemistry: Fertilizers 0 0 0 0 0 0 0 0 0 1 0 0 1
096 Gas Separation: Apparatus 0 0 0 0 0 0 0 0 0 1 0 0 1
114 Ships 1 0 0 0 0 0 0 0 0 0 0 0 1
119 Animal Husbandry 0 0 1 0 0 0 0 0 0 0 0 0 1
123 Internal-Combustion Engines 0 0 0 1 0 0 0 0 0 0 0 0 1
124 Mechanical Guns and Projectors 0 1 0 0 0 0 0 0 0 0 0 0 1
125 Stone Working 0 0 0 0 0 1 0 0 0 0 0 0 1
126 Stoves and Furnaces 0 0 0 0 0 0 0 0 0 1 0 0 1
132 Toilet 0 1 0 0 0 0 0 0 0 0 0 0 1
148 Metal Treatment 0 1 0 0 0 0 0 0 0 0 0 0 1
162 Paper Making and Fiber Liberation 0 0 0 0 0 0 0 0 0 0 0 1 1
172 Earth Working 0 0 0 1 0 0 0 0 0 0 0 0 1
224 Package and Article Carriers 0 0 0 0 0 0 0 1 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 1 0 0 0 0 0 0 0 0 0 0 0 1
229 Envelopes, Wrappers, and Paperboard Boxes 0 0 0 1 0 0 0 0 0 0 0 0 1
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 0 0 0 0 0 0 0 0 0 1 1
244 Aeronautics and Astronautics 0 0 0 0 0 0 1 0 0 0 0 0 1
249 Static Molds 0 0 0 1 0 0 0 0 0 0 0 0 1
269 Work Holders 0 0 0 1 0 0 0 0 0 0 0 0 1
279 Chucks or Sockets 0 0 0 0 0 0 0 1 0 0 0 0 1
294 Handling: Hand and Hoist-Line Implements 0 1 0 0 0 0 0 0 0 0 0 0 1
296 Land Vehicles: Bodies and Tops 0 0 0 0 0 0 0 0 0 0 1 0 1
303 Fluid-Pressure and Analogous Brake Systems 0 0 0 0 0 0 1 0 0 0 0 0 1
313 Electric Lamp and Discharge Devices 1 0 0 0 0 0 0 0 0 0 0 0 1
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 0 0 0 0 1 0 0 0 0 0 1
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 0 0 0 0 0 0 0 1 0 0 1
366 Agitating (e.g., of articles and materials) 0 1 0 0 0 0 0 0 0 0 0 0 1
367 Communications, Electrical: Acoustic Wave Systems and Devices 1 0 0 0 0 0 0 0 0 0 0 0 1
368 Horology: Time Measuring Systems or Devices 0 1 0 0 0 0 0 0 0 0 0 0 1
403 Joints and Connections 0 0 1 0 0 0 0 0 0 0 0 0 1
405 Hydraulic and Earth Engineering 0 1 0 0 0 0 0 0 0 0 0 0 1
408 Cutting by Use of Rotating Axially Moving Tool 0 1 0 0 0 0 0 0 0 0 0 0 1
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 0 0 0 0 0 0 0 0 1 0 1
418 Rotary Expansible Chamber Devices 1 0 0 0 0 0 0 0 0 0 0 0 1
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 1 0 0 0 0 0 0 0 0 0 0 1
432 Heating 0 0 1 0 0 0 0 0 0 0 0 0 1
441 Buoys, Rafts, and Aquatic Devices 0 0 0 0 0 0 0 1 0 0 0 0 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 0 0 0 1 0 0 0 0 0 0 0 1
472 Amusement Devices 1 0 0 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
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 0 1 0 0 0 0 0 0 0 0 0 0 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
850 Scanning-Probe Techniques or Apparatus; Applications of Scanning-Probe Techniques, e.g., Scanning Probe Microscopy [Spm] 0 0 0 0 1 0 0 0 0 0 0 0 1
ALL ALL CLASSES 311 365 413 359 322 303 371 405 378 384 558 443 4612

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