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U.S. PATENT AND TRADEMARK OFFICE
Office of Electronic Information Products
Patent Technology Monitoring Division (PTMD)

Patenting By Geographic Region (State and Country),
Breakout By Technology Class

Count of 1998 - 2002 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' )

The following table displays technology classes and counts of associated patents, as distributed by the year of patent grant
Class Class Title 1998 1999 2000 2001 2002 Total
435 Chemistry: Molecular Biology and Microbiology 10 5 5 2 9 31
428 Stock Material or Miscellaneous Articles 3 5 4 3 5 20
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 3 6 1 3 6 19
206 Special Receptacle or Package 5 2 1 3 2 13
073 Measuring and Testing 4 3 2 0 2 11
248 Supports (e.g., for holding articles, etc.) 2 1 2 2 4 11
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 3 5 3 11
343 Communications: Radio Wave Antennas 0 1 3 4 3 11
436 Chemistry: Analytical and Immunological Testing 1 3 2 3 2 11
052 Static Structures (e.g., Buildings) 2 1 2 2 3 10
101 Printing 0 5 1 0 4 10
128 Surgery (includes Class 600) 0 0 0 5 5 10
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 0 2 3 4 10
210 Liquid Purification or Separation 2 1 2 5 0 10
451 Abrading 1 1 1 3 4 10
024 Buckles, Buttons, Clasps, Etc. 4 1 2 1 1 9
043 Fishing, Trapping, and Vermin Destroying 2 4 2 0 1 9
119 Animal Husbandry 1 0 2 2 4 9
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 1 2 4 1 1 9
438 Semiconductor Device Manufacturing: Process 0 1 2 3 3 9
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 2 1 4 0 8
340 Communications: Electrical 0 4 2 2 0 8
473 Games Using Tangible Projectile 3 1 2 1 1 8
029 Metal Working 1 0 1 2 3 7
084 Music 1 1 2 2 1 7
114 Ships 2 0 1 2 2 7
361 Electricity: Electrical Systems and Devices 1 0 0 3 3 7
482 Exercise Devices 2 0 2 3 0 7
137 Fluid Handling 1 2 2 0 1 6
204 Chemistry: Electrical and Wave Energy 1 1 3 1 0 6
224 Package and Article Carriers 1 0 1 3 1 6
226 Advancing Material of Indeterminate Length 0 3 1 1 1 6
294 Handling: Hand and Hoist-Line Implements 1 2 2 0 1 6
297 Chairs and Seats 1 0 3 0 2 6
324 Electricity: Measuring and Testing 0 3 0 1 2 6
326 Electronic Digital Logic Circuitry 0 0 2 4 0 6
414 Material or Article Handling 0 3 3 0 0 6
417 Pumps 2 0 1 3 0 6
427 Coating Processes 0 0 1 3 2 6
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 2 1 2 0 6
002 Apparel 1 0 0 3 1 5
033 Geometrical Instruments 1 1 0 1 2 5
060 Power Plants 3 1 1 0 0 5
219 Electric Heating 1 2 0 2 0 5
241 Solid Material Comminution or Disintegration 0 0 1 2 2 5
273 Amusement Devices: Games 0 1 2 1 1 5
280 Land Vehicles 2 1 1 0 1 5
381 Electrical Audio Signal Processing Systems and Devices 2 0 1 1 1 5
702 DP: Measuring, Calibrating, or Testing (Data Processing) 2 2 0 0 1 5
198 Conveyors: Power-Driven 0 0 1 1 2 4
244 Aeronautics 0 1 0 1 2 4
310 Electrical Generator or Motor Structure 0 0 1 2 1 4
312 Supports: Cabinet Structure 2 1 0 1 0 4
331 Oscillators 0 1 0 2 1 4
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 1 3 0 0 0 4
370 Multiplex Communications 0 3 1 0 0 4
415 Rotary Kinetic Fluid Motors or Pumps 1 0 0 0 3 4
426 Food or Edible Material: Processes, Compositions, and Products 1 1 1 1 0 4
434 Education and Demonstration 0 1 1 1 1 4
439 Electrical Connectors 1 1 1 0 1 4
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 2 0 2 4
606 Surgery (instruments) 1 0 0 2 1 4
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 1 1 0 2 0 4
725 Interactive Video Distribution Systems 1 0 0 2 1 4
028 Textiles: Manufacturing 1 1 0 1 0 3
036 Boots, Shoes, and Leggings 0 1 1 1 0 3
042 Firearms 2 0 1 0 0 3
072 Metal Deforming 1 1 0 0 1 3
074 Machine Element or Mechanism 1 0 1 1 0 3
081 Tools 0 1 1 0 1 3
123 Internal-Combustion Engines 1 0 0 1 1 3
138 Pipes and Tubular Conduits 2 0 0 1 0 3
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 2 1 0 0 0 3
182 Fire Escape, Ladder, or Scaffold 0 1 0 1 1 3
211 Supports: Racks 0 0 1 1 1 3
229 Envelopes, Wrappers, and Paperboard Boxes 0 1 1 0 1 3
277 Seal for a Joint or Juncture 0 1 0 2 0 3
333 Wave Transmission Lines and Networks 0 0 1 1 1 3
351 Optics: Eye Examining, Vision Testing and Correcting 0 0 1 1 1 3
356 Optics: Measuring and Testing 2 0 1 0 0 3
403 Joints and Connections 0 0 0 1 2 3
405 Hydraulic and Earth Engineering 0 0 1 1 1 3
440 Marine Propulsion 2 1 0 0 0 3
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 0 1 1 0 3
604 Surgery (Medicators and Receptors) 1 1 1 0 0 3
004 Baths, Closets, Sinks, and Spittoons 0 1 0 1 0 2
030 Cutlery 0 0 2 0 0 2
040 Card, Picture, or Sign Exhibiting 1 0 0 0 1 2
047 Plant Husbandry 0 0 1 0 1 2
049 Movable or Removable Closures 0 0 0 0 2 2
062 Refrigeration 0 0 1 1 0 2
095 Gas Separation: Processes 0 1 0 1 0 2
099 Foods and Beverages: Apparatus 1 1 0 0 0 2
118 Coating Apparatus 1 1 0 0 0 2
144 Woodworking 1 0 0 0 1 2
192 Clutches and Power-Stop Control 0 1 0 0 1 2
209 Classifying, Separating, and Assorting Solids 1 1 0 0 0 2
220 Receptacles 1 0 0 0 1 2
222 Dispensing (apparatus and process) 1 0 1 0 0 2
227 Elongated-Member-Driving Apparatus 0 0 0 2 0 2
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 1 0 0 1 2
237 Heating Systems 1 0 1 0 0 2
242 Winding, Tensioning, or Guiding 1 0 1 0 0 2
250 Radiant Energy 0 0 1 0 1 2
271 Sheet Feeding or Delivering 1 0 0 0 1 2
315 Electric Lamp and Discharge Devices: Systems 0 1 0 0 1 2
348 Television 0 0 2 0 0 2
366 Agitating (e.g., of articles and materials) 0 0 1 1 0 2
379 Telephonic Communications 0 0 0 1 1 2
385 Optical Waveguides 1 1 0 0 0 2
441 Buoys, Rafts, and Aquatic Devices 0 1 1 0 0 2
455 Telecommunications 2 0 0 0 0 2
607 Surgery: Light, Thermal, and Electrical Application 0 0 1 0 1 2
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 0 0 0 2 2
005 Beds 1 0 0 0 0 1
012 Boot and Shoe Making 0 1 0 0 0 1
015 Brushing, Scrubbing, and General Cleaning 0 0 0 0 1 1
016 Miscellaneous Hardware 0 0 0 0 1 1
026 Textiles: Cloth Finishing 1 0 0 0 0 1
034 Drying and Gas or Vapor Contact with Solids 0 0 0 1 0 1
037 Excavating 0 0 0 1 0 1
044 Fuel and Related Compositions 0 1 0 0 0 1
063 Jewelry 1 0 0 0 0 1
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 0 0 1 1
083 Cutting 0 0 0 0 1 1
089 Ordnance 1 0 0 0 0 1
100 Presses 0 1 0 0 0 1
106 Compositions: Coating or Plastic 0 1 0 0 0 1
108 Horizontally Supported Planar Surfaces 1 0 0 0 0 1
112 Sewing 0 0 0 1 0 1
132 Toilet 0 0 1 0 0 1
139 Textiles: Weaving 0 0 0 0 1 1
152 Resilient Tires and Wheels 0 0 1 0 0 1
160 Flexible or Portable Closure, Partition, or Panel 1 0 0 0 0 1
162 Paper Making and Fiber Liberation 0 0 1 0 0 1
169 Fire Extinguishers 0 0 1 0 0 1
173 Tool Driving or Impacting 1 0 0 0 0 1
180 Motor Vehicles 0 0 1 0 0 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 0 0 1 0 1
188 Brakes 0 0 0 1 0 1
221 Article Dispensing 0 0 0 0 1 1
238 Railways: Surface Track 0 0 1 0 0 1
239 Fluid Sprinkling, Spraying, and Diffusing 0 1 0 0 0 1
252 Compositions 0 0 0 0 1 1
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 1 0 0 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 0 1 1
267 Spring Devices 0 0 0 0 1 1
281 Books, Strips, and Leaves 0 0 0 1 0 1
285 Pipe Joints or Couplings 0 0 1 0 0 1
293 Vehicle Fenders 1 0 0 0 0 1
301 Land Vehicles: Wheels and Axles 1 0 0 0 0 1
307 Electrical Transmission or Interconnection Systems 1 0 0 0 0 1
322 Electricity: Single Generator Systems 0 0 1 0 0 1
330 Amplifiers 0 0 1 0 0 1
336 Inductor Devices 0 0 0 1 0 1
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 0 0 1 1
358 Facsimile and Static Presentation Processing 0 0 1 0 0 1
359 Optics: Systems (Including Communication) and Elements 0 0 0 1 0 1
362 Illumination 0 0 0 0 1 1
365 Static Information Storage and Retrieval 0 1 0 0 0 1
375 Pulse or Digital Communications 0 0 0 1 0 1
378 X-Ray or Gamma Ray Systems or Devices 0 0 0 1 0 1
382 Image Analysis 0 1 0 0 0 1
400 Typewriting Machines 0 0 0 1 0 1
401 Coating Implements with Material Supply 0 1 0 0 0 1
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 0 0 0 1
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 0 0 1 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 0 1 0 0 1
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 1 0 0 0 1
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 1 0 0 0 1
532 Organic Compounds (includes Classes 532-570) 0 0 0 0 1 1
588 Hazardous or Toxic Waste Destruction or Containment 0 0 1 0 0 1
601 Surgery: Kinesitherapy 0 0 0 0 1 1
602 Surgery: Splint, Brace, or Bandage 0 0 0 0 1 1
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 1 0 1
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 0 1 0 0 1
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 0 0 1 1
709 Multiple Computer or Process Coordinating (Electrical Computers and Digital Processing Systems) 0 1 0 0 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 0 1 0 0 0 1
714 Error Detection/Correction and Fault Detection/Recovery 0 1 0 0 0 1
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 1 0 0 0 1
ALL ALL CLASSES 122 121 127 145 153 668


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