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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 2000 - 2004 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 2000 2001 2002 2003 2004 Total
435 Chemistry: Molecular Biology and Microbiology 5 2 9 8 6 30
428 Stock Material or Miscellaneous Articles 4 3 5 4 5 21
128 Surgery (includes Class 600) 0 5 5 6 1 17
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 3 5 3 3 3 17
343 Communications: Radio Wave Antennas 3 4 3 1 6 17
119 Animal Husbandry 2 2 4 4 1 13
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 1 3 6 1 2 13
451 Abrading 1 3 4 3 2 13
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 2 3 4 3 0 12
436 Chemistry: Analytical and Immunological Testing 2 3 2 4 1 12
438 Semiconductor Device Manufacturing: Process 2 3 3 2 2 12
333 Wave Transmission Lines and Networks 1 1 1 4 4 11
361 Electricity: Electrical Systems and Devices 0 3 3 3 2 11
052 Static Structures (e.g., Buildings) 2 2 3 2 1 10
114 Ships 1 2 2 3 2 10
248 Supports (e.g., for holding articles, etc.) 2 2 4 1 1 10
029 Metal Working 1 2 3 0 3 9
101 Printing 1 0 4 2 2 9
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 1 4 0 2 2 9
326 Electronic Digital Logic Circuitry 2 4 0 2 1 9
473 Games Using Tangible Projectile 2 1 1 1 4 9
036 Boots, Shoes, and Leggings 1 1 0 2 4 8
084 Music 2 2 1 2 1 8
210 Liquid Purification or Separation 2 5 0 1 0 8
427 Coating Processes 1 3 2 1 1 8
482 Exercise Devices 2 3 0 2 1 8
606 Surgery (instruments) 0 2 1 3 2 8
024 Buckles, Buttons, Clasps, Etc. 2 1 1 2 1 7
073 Measuring and Testing 2 0 2 2 1 7
206 Special Receptacle or Package 1 3 2 0 1 7
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 4 1 1 1 0 7
532 Organic Compounds (includes Classes 532-570) 0 0 1 3 3 7
043 Fishing, Trapping, and Vermin Destroying 2 0 1 2 1 6
204 Chemistry: Electrical and Wave Energy 3 1 0 1 1 6
224 Package and Article Carriers 1 3 1 0 1 6
241 Solid Material Comminution or Disintegration 1 2 2 0 1 6
273 Amusement Devices: Games 2 1 1 1 1 6
280 Land Vehicles 1 0 1 2 2 6
331 Oscillators 0 2 1 1 2 6
414 Material or Article Handling 3 0 0 3 0 6
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 0 1 2 3 6
002 Apparel 0 3 1 0 1 5
198 Conveyors: Power-Driven 1 1 2 0 1 5
297 Chairs and Seats 3 0 2 0 0 5
356 Optics: Measuring and Testing 1 0 0 1 3 5
415 Rotary Kinetic Fluid Motors or Pumps 0 0 3 2 0 5
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 2 0 2 0 1 5
607 Surgery: Light, Thermal, and Electrical Application 1 0 1 3 0 5
700 DP: Generic Control Systems or Specific Applications (Data Processing) 1 0 0 2 2 5
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 2 0 2 0 5
033 Geometrical Instruments 0 1 2 1 0 4
081 Tools 1 0 1 1 1 4
211 Supports: Racks 1 1 1 1 0 4
226 Advancing Material of Indeterminate Length 1 1 1 1 0 4
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 1 2 0 4
310 Electrical Generator or Motor Structure 1 2 1 0 0 4
324 Electricity: Measuring and Testing 0 1 2 1 0 4
340 Communications: Electrical 2 2 0 0 0 4
348 Television 2 0 0 1 1 4
362 Illumination 0 0 1 1 2 4
370 Multiplex Communications 1 0 0 1 2 4
381 Electrical Audio Signal Processing Systems and Devices 1 1 1 1 0 4
405 Hydraulic and Earth Engineering 1 1 1 0 1 4
417 Pumps 1 3 0 0 0 4
434 Education and Demonstration 1 1 1 1 0 4
439 Electrical Connectors 1 0 1 0 2 4
028 Textiles: Manufacturing 0 1 0 0 2 3
040 Card, Picture, or Sign Exhibiting 0 0 1 2 0 3
042 Firearms 1 0 0 2 0 3
074 Machine Element or Mechanism 1 1 0 0 1 3
137 Fluid Handling 2 0 1 0 0 3
244 Aeronautics 0 1 2 0 0 3
271 Sheet Feeding or Delivering 0 0 1 1 1 3
294 Handling: Hand and Hoist-Line Implements 2 0 1 0 0 3
330 Amplifiers 1 0 0 0 2 3
351 Optics: Eye Examining, Vision Testing and Correcting 1 1 1 0 0 3
403 Joints and Connections 0 1 2 0 0 3
426 Food or Edible Material: Processes, Compositions, and Products 1 1 0 0 1 3
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 1 1 0 0 1 3
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 2 0 1 0 3
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 0 2 0 1 3
725 Interactive Video Distribution Systems 0 2 1 0 0 3
015 Brushing, Scrubbing, and General Cleaning 0 0 1 1 0 2
016 Miscellaneous Hardware 0 0 1 0 1 2
030 Cutlery 2 0 0 0 0 2
034 Drying and Gas or Vapor Contact with Solids 0 1 0 0 1 2
037 Excavating 0 1 0 1 0 2
047 Plant Husbandry 1 0 1 0 0 2
049 Movable or Removable Closures 0 0 2 0 0 2
060 Power Plants 1 0 0 1 0 2
062 Refrigeration 1 1 0 0 0 2
089 Ordnance 0 0 0 1 1 2
095 Gas Separation: Processes 0 1 0 1 0 2
099 Foods and Beverages: Apparatus 0 0 0 1 1 2
123 Internal-Combustion Engines 0 1 1 0 0 2
124 Mechanical Guns and Projectors 0 0 0 1 1 2
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 0 0 0 2 2
182 Fire Escape, Ladder, or Scaffold 0 1 1 0 0 2
219 Electric Heating 0 2 0 0 0 2
227 Elongated-Member-Driving Apparatus 0 2 0 0 0 2
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 0 1 0 1 2
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 1 1 2
242 Winding, Tensioning, or Guiding 1 0 0 1 0 2
250 Radiant Energy 1 0 1 0 0 2
277 Seal for a Joint or Juncture 0 2 0 0 0 2
292 Closure Fasteners 0 0 0 2 0 2
312 Supports: Cabinet Structure 0 1 0 0 1 2
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 0 0 0 2 2
336 Inductor Devices 0 1 0 0 1 2
366 Agitating (e.g., of articles and materials) 1 1 0 0 0 2
379 Telephonic Communications 0 1 1 0 0 2
441 Buoys, Rafts, and Aquatic Devices 1 0 0 1 0 2
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 0 0 0 2 0 2
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 0 0 0 1 1 2
602 Surgery: Splint, Brace, or Bandage 0 0 1 0 1 2
604 Surgery (Medicators and Receptors) 1 0 0 1 0 2
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 1 0 1 0 2
004 Baths, Closets, Sinks, and Spittoons 0 1 0 0 0 1
005 Beds 0 0 0 1 0 1
014 Bridges 0 0 0 0 1 1
027 Undertaking 0 0 0 0 1 1
044 Fuel and Related Compositions 0 0 0 1 0 1
072 Metal Deforming 0 0 1 0 0 1
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 1 0 0 1
083 Cutting 0 0 1 0 0 1
100 Presses 0 0 0 1 0 1
112 Sewing 0 1 0 0 0 1
126 Stoves and Furnaces 0 0 0 1 0 1
132 Toilet 1 0 0 0 0 1
138 Pipes and Tubular Conduits 0 1 0 0 0 1
139 Textiles: Weaving 0 0 1 0 0 1
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 0 0 0 1 1
144 Woodworking 0 0 1 0 0 1
148 Metal Treatment 0 0 0 0 1 1
152 Resilient Tires and Wheels 1 0 0 0 0 1
162 Paper Making and Fiber Liberation 1 0 0 0 0 1
169 Fire Extinguishers 1 0 0 0 0 1
180 Motor Vehicles 1 0 0 0 0 1
181 Acoustics 0 0 0 1 0 1
184 Lubrication 0 0 0 0 1 1
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 1 0 0 0 1
188 Brakes 0 1 0 0 0 1
192 Clutches and Power-Stop Control 0 0 1 0 0 1
209 Classifying, Separating, and Assorting Solids 0 0 0 1 0 1
220 Receptacles 0 0 1 0 0 1
221 Article Dispensing 0 0 1 0 0 1
222 Dispensing (apparatus and process) 1 0 0 0 0 1
237 Heating Systems 1 0 0 0 0 1
238 Railways: Surface Track 1 0 0 0 0 1
251 Valves and Valve Actuation 0 0 0 1 0 1
252 Compositions 0 0 1 0 0 1
254 Implements or Apparatus for Applying Pushing or Pulling Force 1 0 0 0 0 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 1 0 0 1
267 Spring Devices 0 0 1 0 0 1
269 Work Holders 0 0 0 1 0 1
281 Books, Strips, and Leaves 0 1 0 0 0 1
283 Printed Matter 0 0 0 1 0 1
285 Pipe Joints or Couplings 1 0 0 0 0 1
299 Mining or In Situ Disintegration of Hard Material 0 0 0 1 0 1
315 Electric Lamp and Discharge Devices: Systems 0 0 1 0 0 1
318 Electricity: Motive Power Systems 0 0 0 0 1 1
322 Electricity: Single Generator Systems 1 0 0 0 0 1
323 Electricity: Power Supply or Regulation Systems 0 0 0 1 0 1
329 Demodulators 0 0 0 0 1 1
338 Electrical Resistors 0 0 0 0 1 1
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 0 1 0 0 1
347 Incremental Printing of Symbolic Information 0 0 0 1 0 1
358 Facsimile and Static Presentation Processing 1 0 0 0 0 1
359 Optics: Systems and Elements 0 1 0 0 0 1
375 Pulse or Digital Communications 0 1 0 0 0 1
378 X-Ray or Gamma Ray Systems or Devices 0 1 0 0 0 1
399 Electrophotography 0 0 0 1 0 1
400 Typewriting Machines 0 1 0 0 0 1
407 Cutters, for Shaping 0 0 0 0 1 1
416 Fluid Reaction Surfaces (i.e., Impellers) 0 0 1 0 0 1
423 Chemistry of Inorganic Compounds 0 0 0 0 1 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 0 0 0 0 1
431 Combustion 0 0 0 1 0 1
440 Marine Propulsion 0 0 0 0 1 1
472 Amusement Devices 0 0 0 0 1 1
475 Planetary Gear Transmission Systems or Components 0 0 0 0 1 1
477 Interrelated Power Delivery Controls, Including Engine Control 0 0 0 1 0 1
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 1 0 1
588 Hazardous or Toxic Waste Destruction or Containment 1 0 0 0 0 1
601 Surgery: Kinesitherapy 0 0 1 0 0 1
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 1 0 0 1
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 1 0 0 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 0 1 1
720 Dynamic Optical Information Storage or Retrieval 0 0 0 0 1 1
ALL ALL CLASSES 127 145 153 151 134 710


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Questions regarding these reports should be directed to:

U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
MDW 4C18; P.O Box 1450
Alexandria VA 22313-1450

tel: (571) 272-5600
fax: (571) 273-0110
email: oeip@uspto.gov

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Skip menu navigation Home > Listing of Viewable PTMD Reports > Table of Contents for This Set of Reports