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U.S. PATENT AND TRADEMARK OFFICE
Electronic Information Products Division
Patent Technology Monitoring Team (PTMT)

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

Count of 1963 - 2006 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

MONTANA

( 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 1963 1964 1965 1966 1967 1968 1969 1970 1971 1972 1973 1974 1975 1976 1977 1978 1979 1980 1981 1982 1983 1984 1985 1986 1987 1988 1989 1990 1991 1992 1993 1994 1995 1996 1997 1998 1999 2000 2001 2002 2003 2004 2005 2006 Total
203 Distillation: Processes, Separatory 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 2 2 1 4 9 9 24 11 12 18 6 22 18 8 37 2 7 19 11 7 0 0 0 0 0 0 230
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 0 0 0 0 0 1 0 0 0 1 1 0 1 0 0 0 0 2 1 2 1 4 8 2 2 0 5 1 2 0 0 3 4 4 6 3 2 2 8 11 8 3 5 6 99
134 Cleaning and Liquid Contact with Solids 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 2 5 7 4 2 4 0 1 3 3 8 13 8 11 10 4 90
414 Material or Article Handling 1 2 0 2 1 6 0 0 0 4 1 0 1 0 0 1 0 2 3 1 2 3 1 2 0 1 0 1 1 1 1 1 2 5 2 2 3 3 2 5 5 9 2 4 83
043 Fishing, Trapping, and Vermin Destroying 0 2 0 1 2 3 1 0 0 0 0 4 5 0 1 2 2 2 0 0 0 2 3 2 3 2 0 0 6 1 2 2 1 3 2 1 1 0 2 3 1 1 1 1 65
204 Chemistry: Electrical and Wave Energy 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 2 0 0 0 0 2 3 11 7 12 6 9 8 64
280 Land Vehicles 0 0 0 0 1 1 0 1 1 0 3 2 1 1 0 1 0 4 1 1 1 0 1 3 2 0 1 1 1 3 1 2 3 1 1 0 5 2 3 1 5 5 2 2 64
435 Chemistry: Molecular Biology and Microbiology 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 2 1 1 0 0 1 0 2 0 1 5 2 4 0 3 6 2 5 6 2 2 2 3 52
224 Package and Article Carriers 0 2 0 0 1 0 0 1 0 1 0 0 0 0 0 1 0 0 1 0 0 0 1 0 0 0 1 1 3 1 0 4 2 4 1 4 5 2 4 4 2 3 1 0 50
210 Liquid Purification or Separation 0 0 1 0 0 0 0 1 1 0 2 2 1 1 1 0 0 0 2 0 0 0 1 0 0 0 1 1 1 2 2 0 0 3 4 0 7 1 5 1 1 1 2 0 45
119 Animal Husbandry 0 0 0 2 0 0 1 0 1 1 0 0 0 0 1 1 0 1 1 3 0 4 0 2 0 0 1 1 1 4 0 1 3 0 0 1 1 0 3 4 0 1 1 0 40
137 Fluid Handling 0 3 0 1 0 0 1 1 2 2 0 0 2 1 1 5 0 0 1 0 0 0 0 0 1 1 1 0 0 2 6 0 2 0 2 1 1 1 1 1 0 0 0 0 40
172 Earth Working 3 0 0 0 1 0 2 3 1 0 0 3 1 0 1 2 0 2 1 1 2 0 2 2 0 0 1 1 0 2 0 0 0 1 0 0 0 0 1 1 0 1 2 0 37
052 Static Structures (e.g., Buildings) 0 1 0 0 1 1 0 1 2 0 0 1 0 0 0 0 1 3 2 0 0 0 1 0 2 0 2 0 0 1 0 1 0 3 1 4 0 1 1 1 1 1 2 1 36
042 Firearms 1 0 1 1 0 0 1 0 0 1 1 0 0 1 1 0 0 0 0 1 0 0 1 0 0 0 1 2 5 1 2 2 3 1 2 0 0 0 2 1 2 0 0 1 35
248 Supports (e.g., for holding articles, etc.) 0 0 2 0 1 1 2 0 2 0 0 1 2 2 0 0 0 0 0 0 0 0 0 0 2 2 1 1 1 1 0 2 2 0 1 0 2 2 0 3 1 0 0 1 35
033 Geometrical Instruments 1 2 0 1 0 0 2 0 1 1 0 0 0 2 0 1 1 0 0 0 0 0 2 0 1 0 0 0 1 1 0 0 1 1 1 2 1 1 0 1 2 1 2 4 34
005 Beds 1 0 0 1 0 0 0 0 1 1 3 0 0 0 0 0 0 0 1 0 1 0 1 1 0 0 0 0 3 2 1 0 1 1 1 2 3 0 3 0 1 2 0 2 33
073 Measuring and Testing 0 0 2 0 1 0 0 0 1 1 1 1 1 1 0 0 0 2 0 1 0 0 0 0 0 0 2 1 0 0 1 1 6 0 1 1 2 0 1 0 2 1 0 0 31
002 Apparel 1 0 0 0 0 2 0 0 0 0 0 0 1 0 1 1 0 2 0 0 0 1 2 2 2 0 0 0 0 0 0 1 0 0 1 2 2 3 1 1 0 1 0 3 30
206 Special Receptacle or Package 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 4 2 0 1 0 1 2 1 0 5 2 0 2 0 0 1 0 3 29
273 Amusement Devices: Games 0 0 0 0 1 1 1 0 1 0 0 1 1 2 1 1 2 0 0 1 0 2 1 0 0 0 1 1 0 0 0 0 1 3 0 0 0 3 2 0 0 0 2 0 29
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 1 0 0 0 1 1 4 4 4 3 4 2 28
482 Exercise Devices 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 1 1 2 0 2 1 0 1 1 1 1 1 0 1 1 4 2 0 3 1 0 0 28
034 Drying and Gas or Vapor Contact with Solids 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 0 1 1 0 0 2 2 2 1 0 3 4 3 2 0 1 27
128 Surgery (includes Class 600) 0 0 1 1 0 2 1 0 0 1 0 0 1 0 0 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 3 1 0 2 0 0 1 2 2 2 3 1 0 0 27
081 Tools 0 0 0 0 0 0 0 0 2 0 1 1 2 0 0 1 0 1 1 0 0 1 0 1 0 1 0 0 0 1 2 3 1 1 1 2 0 0 0 1 0 0 1 1 26
030 Cutlery 0 0 1 1 0 0 1 0 0 0 1 0 1 0 1 0 0 3 0 0 1 0 0 0 1 0 2 0 0 0 0 0 1 1 3 2 2 2 0 0 1 0 0 0 25
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 1 0 0 1 0 2 2 2 3 1 1 2 3 4 0 0 25
423 Chemistry of Inorganic Compounds 1 0 0 0 1 3 3 0 0 0 1 0 1 1 0 0 0 1 2 0 0 0 1 0 1 0 1 0 1 1 0 0 1 0 0 0 0 1 1 0 0 2 0 1 25
126 Stoves and Furnaces 0 0 0 1 3 0 0 1 0 0 0 0 0 0 0 0 0 1 2 1 3 0 0 1 2 0 0 2 0 0 0 0 0 1 2 1 0 0 1 0 1 0 1 0 24
296 Land Vehicles: Bodies and Tops 0 1 0 0 1 0 1 1 0 2 0 1 0 0 1 2 1 0 0 0 1 0 0 1 1 0 0 0 0 3 1 0 1 1 0 1 0 1 1 0 0 0 1 0 24
473 Games Using Tangible Projectile 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 1 1 1 0 0 0 0 1 0 0 1 0 0 2 1 3 1 1 1 1 1 0 0 2 2 2 24
606 Surgery (instruments) 1 0 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 2 1 2 0 1 0 1 2 2 2 1 3 0 0 1 0 24
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 1 1 1 0 4 6 4 1 3 1 24
438 Semiconductor Device Manufacturing: Process 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 1 3 2 2 2 5 3 3 23
015 Brushing, Scrubbing, and General Cleaning 0 1 0 0 0 3 1 0 3 1 0 1 0 0 1 1 0 0 0 1 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 3 1 0 1 0 0 1 0 0 22
504 Plant Protecting and Regulating Compositions 1 0 0 0 0 0 0 0 0 0 0 0 0 1 5 7 2 0 0 0 0 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 22
532 Organic Compounds (includes Classes 532-570) 0 0 0 0 2 2 0 0 0 2 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 2 0 1 0 0 0 3 3 0 1 1 2 1 0 0 0 22
024 Buckles, Buttons, Clasps, Etc. 1 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 2 0 2 1 1 1 0 1 3 2 0 0 0 0 0 2 21
405 Hydraulic and Earth Engineering 0 1 0 0 3 0 0 1 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 3 2 1 0 0 0 1 0 0 2 0 1 0 1 1 0 0 21
222 Dispensing (apparatus and process) 1 1 1 0 4 0 4 0 2 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 20
029 Metal Working 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 0 1 0 1 0 0 0 1 0 0 0 1 1 1 2 0 0 1 0 1 0 1 1 0 0 1 3 19
123 Internal-Combustion Engines 0 2 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 2 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 0 2 0 0 1 0 3 19
602 Surgery: Splint, Brace, or Bandage 0 1 0 0 0 0 0 0 0 1 0 1 0 0 1 0 1 0 0 0 0 0 1 1 0 0 0 0 0 1 0 0 2 1 1 2 1 1 1 0 0 1 0 1 19
004 Baths, Closets, Sinks, and Spittoons 0 1 0 0 0 0 1 1 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 3 1 0 0 0 1 0 2 1 2 0 0 1 1 18
182 Fire Escape, Ladder, or Scaffold 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 2 1 0 0 0 0 0 1 0 0 1 2 1 3 0 2 0 0 0 1 18
037 Excavating 0 0 0 1 0 0 0 1 1 0 0 0 1 0 1 1 1 1 0 0 0 0 2 0 1 0 1 0 0 0 0 0 1 1 0 0 0 1 0 0 0 1 0 1 17
118 Coating Apparatus 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 1 0 0 1 2 3 3 1 2 2 17
220 Receptacles 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 1 0 1 1 0 0 1 1 1 0 1 1 1 2 1 0 0 0 1 0 0 0 1 0 0 0 17
241 Solid Material Comminution or Disintegration 0 2 0 0 0 0 0 0 1 0 1 0 2 0 0 1 1 0 0 0 0 0 0 0 0 1 1 0 1 1 1 1 0 0 0 1 0 2 0 0 0 0 0 0 17
463 Amusement Devices: Games 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 1 0 0 1 0 1 5 3 3 17
219 Electric Heating 0 1 0 0 0 1 0 0 0 1 3 1 0 0 0 0 0 0 1 0 0 0 1 0 0 0 1 0 0 1 0 0 0 0 1 1 0 1 0 2 0 0 0 0 16
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 3 1 2 0 1 0 1 1 0 0 1 2 0 2 0 0 0 16
340 Communications: Electrical 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 1 0 0 0 1 1 0 0 0 1 1 0 0 0 0 1 0 1 1 2 1 0 0 0 0 1 1 16
060 Power Plants 0 0 0 0 0 0 1 0 0 0 0 0 0 1 2 0 1 2 1 1 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 15
144 Woodworking 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 3 0 0 0 1 0 0 0 3 0 0 0 0 0 0 0 0 1 0 2 0 0 0 1 0 1 15
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 0 2 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 3 0 0 1 0 1 0 0 0 1 0 0 1 0 15
426 Food or Edible Material: Processes, Compositions, and Products 0 1 0 1 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 1 0 1 1 0 1 0 1 0 1 0 0 1 1 0 0 1 0 1 0 0 0 0 0 1 15
211 Supports: Racks 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 0 1 1 0 1 0 0 1 1 0 1 0 1 0 0 0 0 0 14
250 Radiant Energy 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 1 1 1 2 0 0 1 0 0 2 3 0 14
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 2 1 0 1 1 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 1 2 14
269 Work Holders 0 0 0 0 1 0 0 1 0 0 0 0 0 0 2 2 1 1 0 0 0 0 0 0 2 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 1 0 0 14
356 Optics: Measuring and Testing 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 2 0 0 1 0 0 1 1 0 3 14
054 Harness for Working Animal 0 0 0 1 0 0 1 0 0 0 1 3 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 1 0 0 1 0 0 0 1 0 0 0 0 0 0 2 0 13
056 Harvesters 0 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 0 0 1 0 0 0 1 0 0 0 1 1 0 0 0 0 1 2 0 0 1 0 0 0 1 0 1 0 13
083 Cutting 0 1 0 1 1 1 1 0 0 0 0 1 0 0 0 0 0 1 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 1 1 0 0 0 0 1 0 0 13
108 Horizontally Supported Planar Surfaces 0 0 0 0 1 1 1 0 0 0 0 0 0 1 0 2 0 1 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 2 0 0 0 0 2 0 0 0 0 0 13
111 Planting 0 0 0 0 0 0 1 0 0 0 0 2 0 0 0 0 0 0 3 0 0 0 0 1 0 2 0 0 0 1 1 0 1 0 1 0 0 0 0 0 0 0 0 0 13
198 Conveyors: Power-Driven 0 0 0 1 0 1 0 0 0 1 1 0 2 0 0 0 0 0 1 0 0 0 2 0 1 0 0 0 0 0 2 0 0 0 0 0 0 0 1 0 0 0 0 0 13
209 Classifying, Separating, and Assorting Solids 2 0 0 1 1 0 0 1 0 1 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 2 13
239 Fluid Sprinkling, Spraying, and Diffusing 0 1 0 0 0 0 1 0 1 0 1 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 1 0 2 13
359 Optics: Systems and Elements 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 2 2 0 0 1 1 1 1 0 2 13
455 Telecommunications 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 2 2 1 3 0 0 1 0 0 0 0 13
604 Surgery (Medicators and Receptors) 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 1 0 1 0 0 0 0 0 2 1 0 0 0 0 0 1 0 0 0 0 2 0 0 0 2 1 0 0 13
114 Ships 0 0 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 2 0 0 0 1 0 0 0 0 1 0 0 0 1 1 1 0 0 0 0 1 12
180 Motor Vehicles 0 0 0 0 0 1 1 0 1 1 1 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 1 0 0 0 0 0 0 0 12
294 Handling: Hand and Hoist-Line Implements 0 1 0 1 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 1 1 3 0 0 0 0 0 1 0 12
297 Chairs and Seats 0 0 0 0 1