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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

SOUTH DAKOTA

( 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
414 Material or Article Handling 1 2 1 2 2 4 1 2 2 0 2 2 2 0 1 2 0 1 4 0 1 0 4 2 3 0 2 1 0 2 0 1 2 2 1 1 2 5 1 4 6 0 0 5 76
119 Animal Husbandry 4 2 4 2 1 0 0 2 1 1 2 5 1 5 1 2 1 0 1 3 0 0 0 2 0 2 1 2 0 3 1 1 0 2 2 1 0 4 1 1 2 2 1 5 71
280 Land Vehicles 0 1 0 0 1 2 0 3 0 0 3 5 1 2 0 1 0 1 1 3 1 0 1 1 0 3 2 2 0 1 1 0 0 1 1 4 1 5 1 2 2 1 3 3 60
361 Electricity: Electrical Systems and Devices 0 0 0 0 0 0 1 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 3 4 4 3 4 5 7 3 3 41
043 Fishing, Trapping, and Vermin Destroying 2 0 1 0 0 0 0 0 0 0 2 2 1 4 1 0 1 0 0 1 0 1 2 2 3 0 0 0 1 1 1 1 0 0 0 1 3 1 0 1 2 2 1 0 38
244 Aeronautics and Astronautics 7 2 4 1 3 1 3 0 1 1 2 0 0 0 4 4 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 35
426 Food or Edible Material: Processes, Compositions, and Products 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 1 1 0 0 0 1 0 1 1 0 0 0 1 0 0 0 0 3 2 2 5 1 3 2 5 32
052 Static Structures (e.g., Buildings) 0 0 0 0 2 1 0 0 2 0 0 0 0 0 1 0 0 0 1 2 0 2 0 1 1 1 1 1 0 2 0 0 0 0 3 0 1 0 2 0 2 2 0 2 30
324 Electricity: Measuring and Testing 0 0 1 0 0 0 0 0 1 2 1 1 1 2 1 0 0 0 2 2 0 0 0 3 0 0 2 0 0 0 1 0 2 1 1 3 0 1 0 1 0 0 0 0 29
404 Road Structure, Process, or Apparatus 0 0 1 0 0 2 3 4 1 0 0 0 0 1 0 1 0 0 1 1 1 1 0 0 1 0 0 1 1 0 1 0 2 1 2 1 0 0 1 0 0 0 0 0 28
049 Movable or Removable Closures 0 1 0 1 3 0 0 1 1 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 0 1 0 0 0 0 0 0 0 1 1 3 1 2 0 1 1 4 1 0 26
040 Card, Picture, or Sign Exhibiting 0 0 1 0 0 1 0 0 0 1 1 1 0 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 0 0 0 1 0 0 3 1 1 0 3 4 1 1 23
345 Computer Graphics Processing and Selective Visual Display Systems 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 0 0 1 1 0 0 0 3 2 4 1 2 3 3 2 23
029 Metal Working 1 0 0 1 0 0 0 0 3 2 0 0 0 1 1 0 0 0 0 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 0 2 1 1 1 2 0 2 0 0 22
296 Land Vehicles: Bodies and Tops 0 0 1 0 1 0 1 0 0 0 1 1 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 1 0 0 1 3 1 0 0 1 2 0 0 1 2 0 1 1 21
056 Harvesters 2 1 1 0 0 0 1 0 2 0 2 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 2 0 0 0 2 0 0 2 0 0 1 20
137 Fluid Handling 0 0 0 1 0 1 0 0 0 0 2 2 1 2 0 1 0 1 0 0 1 1 0 0 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 1 1 1 20
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 0 0 0 0 1 0 0 0 0 0 0 0 1 1 4 1 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 3 2 0 1 1 0 0 0 1 20
172 Earth Working 0 0 0 1 2 0 0 3 1 1 0 1 0 0 0 0 0 1 0 0 1 0 1 1 0 0 0 0 0 0 1 0 2 0 0 0 0 0 0 0 1 1 0 0 18
428 Stock Material or Miscellaneous Articles 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 3 0 0 1 1 2 2 0 2 3 0 1 0 18
439 Electrical Connectors 0 1 0 0 1 0 0 2 0 0 0 0 0 1 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 2 1 0 1 4 0 18
099 Foods and Beverages: Apparatus 0 0 0 1 0 0 0 0 1 0 0 2 0 0 0 0 0 0 0 0 1 1 0 1 0 0 0 1 0 0 0 0 2 0 0 0 1 3 0 0 1 1 0 1 17
219 Electric Heating 0 0 0 1 0 0 0 0 1 2 1 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 1 2 1 1 0 0 0 0 1 0 0 0 0 2 1 0 0 17
340 Communications: Electrical 1 0 0 0 0 0 0 1 1 1 1 1 1 1 0 0 0 0 0 0 0 0 2 0 0 0 0 0 3 0 0 0 0 1 0 0 0 0 0 0 0 0 2 1 17
423 Chemistry of Inorganic Compounds 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 7 2 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 1 1 0 1 17
037 Excavating 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 2 0 0 0 0 1 0 1 1 0 0 0 0 0 0 0 1 1 3 0 2 1 1 0 0 0 16
126 Stoves and Furnaces 1 0 1 1 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 2 0 1 0 1 0 0 0 0 0 0 0 0 0 1 1 1 0 1 1 1 0 0 0 16
180 Motor Vehicles 0 1 1 0 1 0 0 0 2 0 1 1 0 0 0 2 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 0 1 1 2 0 0 0 1 0 16
248 Supports (e.g., for holding articles, etc.) 0 0 0 0 1 2 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 2 0 0 0 1 1 0 2 0 0 1 1 0 1 16
273 Amusement Devices: Games 0 1 2 0 0 0 0 0 0 1 0 0 1 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 2 0 0 1 1 1 1 2 16
606 Surgery (instruments) 0 0 0 1 0 0 0 0 0 0 0 0 0 2 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 2 2 0 0 2 1 2 0 0 0 16
033 Geometrical Instruments 1 0 0 1 1 1 1 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 2 1 0 0 0 1 0 0 0 0 0 0 0 0 0 1 1 2 15
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 0 0 0 0 0 0 0 1 1 2 0 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 1 1 1 0 2 0 1 0 15
209 Classifying, Separating, and Assorting Solids 1 0 1 0 1 1 1 0 0 2 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 1 0 0 1 1 0 1 1 0 0 0 15
348 Television 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 1 0 0 0 0 0 1 0 0 2 0 0 1 0 2 0 0 2 1 1 0 0 0 1 1 0 0 0 15
015 Brushing, Scrubbing, and General Cleaning 0 0 2 1 0 0 1 1 1 0 0 0 0 0 1 0 0 1 1 0 0 1 2 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 0 14
128 Surgery (includes Class 600) 0 0 0 0 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 2 0 0 1 0 0 0 1 0 0 1 1 0 0 0 1 1 0 2 0 1 0 0 0 0 14
239 Fluid Sprinkling, Spraying, and Diffusing 0 0 0 0 0 0 0 0 1 0 1 1 1 0 0 1 0 1 0 0 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 2 0 0 1 1 1 0 14
604 Surgery (Medicators and Receptors) 0 0 0 0 0 0 0 0 0 0 2 0 1 1 0 0 0 0 0 0 0 0 1 1 0 2 1 0 0 0 0 2 0 0 1 0 0 0 0 0 1 0 1 0 14
198 Conveyors: Power-Driven 0 0 0 0 3 0 0 1 1 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 2 0 0 2 0 0 0 13
206 Special Receptacle or Package 1 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 0 0 1 1 1 1 1 0 0 0 1 1 1 0 0 0 0 13
210 Liquid Purification or Separation 0 0 0 0 0 0 0 0 2 1 0 0 0 0 0 0 0 1 0 0 1 2 0 0 1 0 1 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 1 13
222 Dispensing (apparatus and process) 0 2 1 0 0 1 0 0 2 0 0 0 0 0 1 1 0 0 1 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 1 0 0 0 13
241 Solid Material Comminution or Disintegration 1 0 2 0 0 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 0 0 1 1 0 0 0 3 0 0 0 0 2 0 13
710 Input/Output (Electrical Computers and Digital Processing Systems) 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 0 0 0 1 5 1 2 1 2 1 0 13
002 Apparel 1 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 0 0 0 1 1 0 0 1 2 0 1 0 1 0 1 1 0 0 12
073 Measuring and Testing 0 0 0 0 2 0 1 1 0 0 0 0 0 1 0 0 0 0 0 1 0 1 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 1 12
165 Heat Exchange 0 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 1 1 0 0 1 0 0 1 1 0 0 0 0 0 2 1 2 0 0 0 0 0 12
174 Electricity: Conductors and Insulators 0 1 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 2 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 1 2 12
182 Fire Escape, Ladder, or Scaffold 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 1 1 0 0 0 1 0 1 0 0 1 0 1 1 0 1 1 0 12
224 Package and Article Carriers 0 1 0 0 0 1 0 1 0 1 0 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 0 1 1 1 0 0 0 0 1 1 0 0 0 0 12
336 Inductor Devices 0 1 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 1 0 1 3 1 0 0 2 2 11
362 Illumination 1 1 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 1 0 0 0 0 0 0 1 0 0 0 0 2 0 0 0 1 0 2 0 0 11
016 Miscellaneous Hardware 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 2 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 1 1 1 1 10
108 Horizontally Supported Planar Surfaces 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 1 0 1 0 0 0 1 10
294 Handling: Hand and Hoist-Line Implements 0 0 0 0 1 0 2 0 0 0 0 0 0 1 0 0 0 2 0 0 0 0 0 0 0 1 0 0 1 0 0 0 1 0 0 0 0 0 1 0 0 0 0 0 10
298 Land Vehicles: Dumping 0 0 0 0 0 0 0 0 0 0 1 0 3 0 1 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 2 0 0 0 1 0 10
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 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 1 1 1 0 2 0 1 0 1 0 1 10
042 Firearms 0 0 0 1 0 0 0 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 1 0 0 0 0 0 0 1 0 0 1 0 9
083 Cutting 0 0 0 0 0 0 1 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 2 1 9
134 Cleaning and Liquid Contact with Solids 1 0 0 0 1 0 0 0 0 0 0 0 1 1 1 0 0 0 0 0 1 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 9
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 1 0 2 0 0 0 0 1 1 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 9
431 Combustion 0 0 0 0 0 0 0 0 0 0 1 0 1 0 0 1 0 0 0 0 1 0 0 0 0 0 1 2 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 9
451 Abrading 1 0 0 1 0 1 0 0 0 1 0 1 0 0 0 1 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 9
455 Telecommunications 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 1 0 2 1 1 9
713 Support (Electrical Computers and Digital Processing Systems) 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 0 0 0 1 0 0 3 2 1 0 2 9
072 Metal Deforming 0 0 0 0 0 0 0 1 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 2 1 0 0 0 0 0 0 0 1 0 0 1 0 0 0 0 0 0 8
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 0 0 0 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 1 0 1 1 0 1 0 1 1 0 0 0 0 0 0 0 8
111 Planting 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 0 1 0 1 0 0 0 0 0 0 0 1 0 0 1 0 2 8
114 Ships 0 0 0 1 0 1 0 1 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 1 0 0 0 0 1 0 0 0 0 0 8
123 Internal-Combustion Engines 0 0 0 0 0 0 0 0 1 0 0 0 0 0 1 0 0 0 0 1 1 1 0 0 0 0 0 0 0 0 1 0 0 0 0 0 0 0 1 1 0 0 0 0 8
188 Brakes 0 0 0 0 0 0 1 0 1 0 1 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 1 0 0 0 0 0 0 0 8
229 Envelopes, Wrappers, and Paperboard Boxes 0 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 0 1 0 0 0 0 0 1 2 0 1 0 1 0 0 0 0 8
242 Winding, Tensioning, or Guiding 0 0 1 0 2 0 0 0 0 0 0 0 1 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 0 1 0 0 2 0 8
405 Hydraulic and Earth Engineering 0 0 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 0 0 0 0 0 0 0 8
473 Games Using Tangible Projectile 0 0 1 0 0 1 1 1 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 0 0 0 0 1 1 0 0 0 8
532 Organic Compounds (includes Classes 532-570) 0 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 0 0 0 0 0 1 0 0 0 1 0 0 0 0 1 0 0 0 0 0 1 0 0 1 0 1 0 0 8
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 2 1 1 1 0 0 1 0 0 1 0 0 0 0 0 0 0 0 0 1 0 0 8
074 Machi