U.S. PATENT AND TRADEMARK OFFICE
Information Products Division
Technology Assessment and Forecast (TAF) Branch

Patenting By Geographic Region (State and Country), Breakout By Technology Class
Count of 1996 - 2000 Utility Patent Grants 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

MAINE

(patent origin is determined by the residence of the first-named inventor)

(technology class is determined by the primary classification assigned to the patent- see 'Explanation of Data')
 
Class Class Title 1996 1997 1998 1999 2000 Total
435 Chemistry: Molecular Biology and Microbiology 2 8 10 5 5 30
428 Stock Material or Miscellaneous Articles 4 4 3 5 4 20
073 Measuring and Testing 3 1 4 3 2 13
206 Special Receptacle or Package 3 2 5 2 1 13
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 1 2 3 6 1 13
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 3 1 1 2 4 11
340 Communications: Electrical 1 3 0 4 2 10
024 Buckles, Buttons, Clasps, Etc. 0 2 4 1 2 9
043 Fishing, Trapping, and Vermin Destroying 0 1 2 4 2 9
210 Liquid Purification or Separation 2 2 2 1 2 9
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 4 1 1 2 1 9
436 Chemistry: Analytical and Immunological Testing 0 3 1 3 2 9
473 Games Using Tangible Projectile 2 1 3 1 2 9
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 1 3 1 3 0 8
052 Static Structures (e.g., Buildings) 1 1 2 1 2 7
114 Ships 1 3 2 0 1 7
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 2 2 0 0 3 7
361 Electricity: Electrical Systems and Devices 4 2 1 0 0 7
414 Material or Article Handling 0 1 0 3 3 7
060 Power Plants 0 1 3 1 1 6
101 Printing 0 0 0 5 1 6
248 Supports (e.g., for holding articles, etc.) 0 1 2 1 2 6
280 Land Vehicles 1 1 2 1 1 6
343 Communications: Radio Wave Antennas 2 0 0 1 3 6
370 Multiplex Communications 2 0 0 3 1 6
426 Food or Edible Material: Processes, Compositions, and Products 2 1 1 1 1 6
042 Firearms 0 2 2 0 1 5
119 Animal Husbandry 1 1 1 0 2 5
137 Fluid Handling 0 0 1 2 2 5
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 2 0 1 0 2 5
204 Chemistry: Electrical and Wave Energy 0 0 1 1 3 5
242 Winding, Tensioning, or Guiding 2 1 1 0 1 5
294 Handling: Hand and Hoist-Line Implements 0 0 1 2 2 5
297 Chairs and Seats 1 0 1 0 3 5
036 Boots, Shoes, and Leggings 2 0 0 1 1 4
072 Metal Deforming 1 1 1 1 0 4
074 Machine Element or Mechanism 1 1 1 0 1 4
084 Music 0 0 1 1 2 4
219 Electric Heating 0 1 1 2 0 4
226 Advancing Material of Indeterminate Length 0 0 0 3 1 4
273 Amusement Devices: Games 1 0 0 1 2 4
324 Electricity: Measuring and Testing 1 0 0 3 0 4
356 Optics: Measuring and Testing 1 0 2 0 1 4
379 Telephonic Communications 3 1 0 0 0 4
381 Electrical Audio Signal Processing Systems and Devices 1 0 2 0 1 4
451 Abrading 1 0 1 1 1 4
482 Exercise Devices 0 0 2 0 2 4
604 Surgery (Medicators and Receptors) 0 1 1 1 1 4
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 2 2 0 4
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 1 2 1 4
714 Error Detection/Correction and Fault Detection/Recovery 1 2 0 1 0 4
005 Beds 0 2 1 0 0 3
012 Boot and Shoe Making 2 0 0 1 0 3
015 Brushing, Scrubbing, and General Cleaning 3 0 0 0 0 3
029 Metal Working 1 0 1 0 1 3
030 Cutlery 1 0 0 0 2 3
033 Geometrical Instruments 1 0 1 1 0 3
047 Plant Husbandry 2 0 0 0 1 3
081 Tools 1 0 0 1 1 3
095 Gas Separation: Processes 1 1 0 1 0 3
123 Internal-Combustion Engines 1 1 1 0 0 3
138 Pipes and Tubular Conduits 0 1 2 0 0 3
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 2 1 0 3
209 Classifying, Separating, and Assorting Solids 1 0 1 1 0 3
312 Supports: Cabinet Structure 0 0 2 1 0 3
417 Pumps 0 0 2 0 1 3
427 Coating Processes 1 1 0 0 1 3
438 Semiconductor Device Manufacturing: Process 0 0 0 1 2 3
439 Electrical Connectors 0 0 1 1 1 3
440 Marine Propulsion 0 0 2 1 0 3
441 Buoys, Rafts, and Aquatic Devices 0 1 0 1 1 3
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 1 1 0 1 3
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 0 1 1 0 3
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 1 1 0 1 0 3
002 Apparel 1 0 1 0 0 2
028 Textiles: Manufacturing 0 0 1 1 0 2
040 Card, Picture, or Sign Exhibiting 1 0 1 0 0 2
062 Refrigeration 0 1 0 0 1 2
089 Ordnance 0 1 1 0 0 2
099 Foods and Beverages: Apparatus 0 0 1 1 0 2
108 Horizontally Supported Planar Surfaces 0 1 1 0 0 2
118 Coating Apparatus 0 0 1 1 0 2
162 Paper Making and Fiber Liberation 0 1 0 0 1 2
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 1 0 0 0 2
198 Conveyors: Power-Driven 1 0 0 0 1 2
222 Dispensing (apparatus and process) 0 0 1 0 1 2
224 Package and Article Carriers 0 0 1 0 1 2
229 Envelopes, Wrappers, and Paperboard Boxes 0 0 0 1 1 2
237 Heating Systems 0 0 1 0 1 2
239 Fluid Sprinkling, Spraying, and Diffusing 0 1 0 1 0 2
241 Solid Material Comminution or Disintegration 1 0 0 0 1 2
244 Aeronautics 0 1 0 1 0 2
250 Radiant Energy 0 1 0 0 1 2
277 Seal for a Joint or Juncture 0 1 0 1 0 2
285 Pipe Joints or Couplings 0 1 0 0 1 2
310 Electrical Generator or Motor Structure 0 1 0 0 1 2
326 Electronic Digital Logic Circuitry 0 0 0 0 2 2
330 Amplifiers 1 0 0 0 1 2
348 Television 0 0 0 0 2 2
359 Optics: Systems (Including Communication) and Elements 0 2 0 0 0 2
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 2 0 0 0 2
385 Optical Waveguides 0 0 1 1 0 2
405 Hydraulic and Earth Engineering 1 0 0 0 1 2
434 Education and Demonstration 0 0 0 1 1 2
455 Telecommunications 0 0 2 0 0 2
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 0 0 2 2
606 Surgery (instruments) 1 0 1 0 0 2
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 1 0 0 1 2
004 Baths, Closets, Sinks, and Spittoons 0 0 0 1 0 1
007 Compound Hand Tools 1 0 0 0 0 1
026 Textiles: Cloth Finishing 0 0 1 0 0 1
037 Excavating 1 0 0 0 0 1
044 Fuel and Related Compositions 0 0 0 1 0 1
053 Package Making 1 0 0 0 0 1
056 Harvesters 1 0 0 0 0 1
063 Jewelry 0 0 1 0 0 1
100 Presses 0 0 0 1 0 1
106 Compositions: Coating or Plastic 0 0 0 1 0 1
128 Surgery (includes Class 600) 0 1 0 0 0 1
132 Toilet 0 0 0 0 1 1
144 Woodworking 0 0 1 0 0 1
152 Resilient Tires and Wheels 0 0 0 0 1 1
160 Flexible or Portable Closure, Partition, or Panel 0 0 1 0 0 1
169 Fire Extinguishers 0 0 0 0 1 1
173 Tool Driving or Impacting 0 0 1 0 0 1
174 Electricity: Conductors and Insulators 1 0 0 0 0 1
180 Motor Vehicles 0 0 0 0 1 1
182 Fire Escape, Ladder, or Scaffold 0 0 0 1 0 1
192 Clutches and Power-Stop Control 0 0 0 1 0 1
211 Supports: Racks 0 0 0 0 1 1
220 Receptacles 0 0 1 0 0 1
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 0 1 0 1
238 Railways: Surface Track 0 0 0 0 1 1
251 Valves and Valve Actuation 0 1 0 0 0 1
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 0 0 1 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 0 0 0 0 1
269 Work Holders 1 0 0 0 0 1
271 Sheet Feeding or Delivering 0 0 1 0 0 1
279 Chucks or Sockets 1 0 0 0 0 1
293 Vehicle Fenders 0 0 1 0 0 1
296 Land Vehicles: Bodies and Tops 1 0 0 0 0 1
301 Land Vehicles: Wheels and Axles 0 0 1 0 0 1
305 Wheel Substitutes for Land Vehicles 1 0 0 0 0 1
307 Electrical Transmission or Interconnection Systems 0 0 1 0 0 1
315 Electric Lamp and Discharge Devices: Systems 0 0 0 1 0 1
322 Electricity: Single Generator Systems 0 0 0 0 1 1
331 Oscillators 0 0 0 1 0 1
333 Wave Transmission Lines and Networks 0 0 0 0 1 1
341 Coded Data Generation or Conversion 1 0 0 0 0 1
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 0 0 1 1
358 Facsimile and Static Presentation Processing 0 0 0 0 1 1
360 Dynamic Magnetic Information Storage or Retrieval 0 1 0 0 0 1
362 Illumination 0 1 0 0 0 1
365 Static Information Storage and Retrieval 0 0 0 1 0 1
366 Agitating (e.g., of articles and materials) 0 0 0 0 1 1
382 Image Analysis 0 0 0 1 0 1
400 Typewriting Machines 0 1 0 0 0 1
401 Coating Implements with Material Supply 0 0 0 1 0 1
404 Road Structure, Process, or Apparatus 0 1 0 0 0 1
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 1 0 0 1
415 Rotary Kinetic Fluid Motors or Pumps 0 0 1 0 0 1
418 Rotary Expansible Chamber Devices 0 1 0 0 0 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 0 0 0 1 1
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 0 0 1 0 1
494 Imperforate Bowl: Centrifugal Separators 1 0 0 0 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 1 0 0 0 1
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 0 1 0 1
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 1 0 0 0 1
532 Organic Compounds (includes Classes 532-570) 0 1 0 0 0 1
588 Hazardous or Toxic Waste Destruction or Containment 0 0 0 0 1 1
607 Surgery: Light, Thermal, and Electrical Application 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
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 0 0 1 0 1
725 Interactive Video Distribution Systems 0 0 1 0 0 1
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 0 0 1 0 1
ALL ALL CLASSES 98 93 122 121 127 561



TAF Contacts

Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Information Products Division - TAF Branch
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

address of TAF Internet pages : http://www.uspto.gov/web/offices/ac/ido/oeip/taf/tafp.html
ftp download of TAF reports from : ftp.uspto.gov/pub/taf/

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Last Modified: April 30, 2001