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

LOUISIANA

(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
532 Organic Compounds (includes Classes 532-570) 25 24 34 42 23 148
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 15 13 25 24 25 102
210 Liquid Purification or Separation 21 15 15 18 18 87
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 13 9 24 17 13 76
405 Hydraulic and Earth Engineering 11 8 10 14 13 56
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 13 7 18 5 10 53
175 Boring or Penetrating the Earth 8 4 6 13 14 45
208 Mineral Oils: Processes and Products 3 4 6 19 10 42
435 Chemistry: Molecular Biology and Microbiology 11 8 10 4 7 40
137 Fluid Handling 7 7 4 6 8 32
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 3 6 4 10 9 32
585 Chemistry of Hydrocarbon Compounds 6 7 10 5 4 32
128 Surgery (includes Class 600) 10 3 7 7 4 31
606 Surgery (instruments) 6 5 5 6 7 29
073 Measuring and Testing 7 5 8 5 3 28
134 Cleaning and Liquid Contact with Solids 3 7 5 7 5 27
294 Handling: Hand and Hoist-Line Implements 3 9 7 3 5 27
604 Surgery (Medicators and Receptors) 7 4 7 6 3 27
043 Fishing, Trapping, and Vermin Destroying 5 3 2 7 9 26
114 Ships 6 5 1 3 8 23
367 Communications, Electrical: Acoustic Wave Systems and Devices 5 5 2 2 9 23
340 Communications: Electrical 1 4 3 4 8 20
428 Stock Material or Miscellaneous Articles 5 5 4 5 1 20
081 Tools 2 1 4 6 6 19
206 Special Receptacle or Package 1 4 2 5 7 19
280 Land Vehicles 1 3 4 6 5 19
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 5 3 6 2 3 19
099 Foods and Beverages: Apparatus 3 2 5 2 6 18
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 1 0 4 7 6 18
004 Baths, Closets, Sinks, and Spittoons 2 6 5 0 4 17
029 Metal Working 4 2 3 1 7 17
252 Compositions 4 5 1 3 4 17
052 Static Structures (e.g., Buildings) 2 4 2 5 3 16
062 Refrigeration 4 0 2 5 5 16
119 Animal Husbandry 4 4 4 1 3 16
015 Brushing, Scrubbing, and General Cleaning 4 3 0 3 5 15
198 Conveyors: Power-Driven 3 2 2 4 4 15
241 Solid Material Comminution or Disintegration 4 1 3 4 3 15
473 Games Using Tangible Projectile 2 7 2 1 3 15
433 Dentistry 2 3 3 4 2 14
440 Marine Propulsion 1 0 5 4 4 14
452 Butchering 3 0 1 3 7 14
070 Locks 2 2 6 2 1 13
182 Fire Escape, Ladder, or Scaffold 2 0 5 3 3 13
224 Package and Article Carriers 2 2 2 2 5 13
296 Land Vehicles: Bodies and Tops 3 2 3 2 3 13
423 Chemistry of Inorganic Compounds 4 0 1 5 3 13
426 Food or Edible Material: Processes, Compositions, and Products 0 3 4 1 5 13
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 2 1 2 2 6 13
030 Cutlery 2 3 2 3 2 12
108 Horizontally Supported Planar Surfaces 4 1 3 0 4 12
172 Earth Working 2 2 2 4 2 12
222 Dispensing (apparatus and process) 3 2 2 4 1 12
248 Supports (e.g., for holding articles, etc.) 3 2 3 3 1 12
504 Plant Protecting and Regulating Compositions 0 6 3 3 0 12
220 Receptacles 0 2 3 3 3 11
362 Illumination 2 2 1 2 4 11
446 Amusement Devices: Toys 1 1 4 1 4 11
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 2 2 2 3 11
002 Apparel 0 2 3 2 3 10
024 Buckles, Buttons, Clasps, Etc. 0 2 1 2 5 10
251 Valves and Valve Actuation 2 3 1 3 1 10
285 Pipe Joints or Couplings 1 1 2 1 5 10
297 Chairs and Seats 1 3 3 2 1 10
375 Pulse or Digital Communications 0 1 2 5 2 10
482 Exercise Devices 3 0 2 2 3 10
507 Earth Boring, Well Treating, and Oil Field Chemistry 1 1 3 2 3 10
005 Beds 2 1 2 1 3 9
060 Power Plants 1 0 4 2 2 9
123 Internal-Combustion Engines 4 1 2 0 2 9
180 Motor Vehicles 2 1 2 3 1 9
221 Article Dispensing 3 0 2 3 1 9
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 2 2 1 1 3 9
417 Pumps 3 0 1 2 3 9
434 Education and Demonstration 1 0 4 3 1 9
033 Geometrical Instruments 2 0 2 1 3 8
034 Drying and Gas or Vapor Contact with Solids 0 4 3 1 0 8
181 Acoustics 1 1 2 3 1 8
242 Winding, Tensioning, or Guiding 1 0 5 2 0 8
273 Amusement Devices: Games 1 2 2 2 1 8
277 Seal for a Joint or Juncture 3 1 2 0 2 8
414 Material or Article Handling 0 2 0 4 2 8
427 Coating Processes 1 5 1 1 0 8
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separate Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 2 3 3 0 8
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 1 2 3 2 0 8
124 Mechanical Guns and Projectors 1 2 0 1 3 7
135 Tent, Canopy, Umbrella, or Cane 1 2 1 0 3 7
138 Pipes and Tubular Conduits 2 0 2 2 1 7
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 1 2 1 1 2 7
209 Classifying, Separating, and Assorting Solids 0 1 2 1 3 7
211 Supports: Racks 0 2 3 1 1 7
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 1 1 2 3 7
404 Road Structure, Process, or Apparatus 0 3 0 1 3 7
607 Surgery: Light, Thermal, and Electrical Application 3 1 1 0 2 7
056 Harvesters 2 0 2 0 2 6
083 Cutting 1 0 0 2 3 6
084 Music 1 0 0 2 3 6
095 Gas Separation: Processes 1 2 1 1 1 6
106 Compositions: Coating or Plastic 1 1 2 1 1 6
132 Toilet 1 0 1 1 3 6
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 1 0 2 2 6
239 Fluid Sprinkling, Spraying, and Diffusing 1 3 2 0 0 6
359 Optics: Systems (Including Communication) and Elements 1 1 1 0 3 6
436 Chemistry: Analytical and Immunological Testing 2 2 1 1 0 6
037 Excavating 1 1 0 2 1 5
042 Firearms 0 2 1 1 1 5
044 Fuel and Related Compositions 1 1 2 0 1 5
047 Plant Husbandry 2 1 1 0 1 5
096 Gas Separation: Apparatus 0 1 0 2 2 5
100 Presses 0 1 1 1 2 5
126 Stoves and Furnaces 1 0 1 2 1 5
160 Flexible or Portable Closure, Partition, or Panel 1 2 0 1 1 5
204 Chemistry: Electrical and Wave Energy 1 0 1 2 1 5
250 Radiant Energy 1 0 1 2 1 5
292 Closure Fasteners 2 2 1 0 0 5
312 Supports: Cabinet Structure 2 1 0 2 0 5
348 Television 0 1 1 2 1 5
366 Agitating (e.g., of articles and materials) 2 0 2 1 0 5
381 Electrical Audio Signal Processing Systems and Devices 2 0 2 1 0 5
383 Flexible Bags 1 0 0 2 2 5
406 Conveyors: Fluid Current 2 0 2 0 1 5
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 3 1 1 0 5
463 Amusement Devices: Games 1 1 2 1 0 5
588 Hazardous or Toxic Waste Destruction or Containment 0 0 2 3 0 5
016 Miscellaneous Hardware 1 1 1 1 0 4
049 Movable or Removable Closures 0 0 0 2 2 4
053 Package Making 2 1 0 0 1 4
074 Machine Element or Mechanism 1 1 0 0 2 4
118 Coating Apparatus 1 2 0 0 1 4
162 Paper Making and Fiber Liberation 0 0 2 2 0 4
188 Brakes 1 1 0 1 1 4
203 Distillation: Processes, Separatory 0 2 0 2 0 4
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 1 0 1 1 4
212 Traversing Hoists 1 0 1 1 1 4
228 Metal Fusion Bonding 1 0 2 1 0 4
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 2 1 1 0 4
244 Aeronautics 2 0 0 0 2 4
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 0 1 1 1 1 4
345 Computer Graphics Processing, Operator Interface Processing, and Selective Visual Display Systems 1 0 1 1 1 4
356 Optics: Measuring and Testing 1 0 1 1 1 4
401 Coating Implements with Material Supply 0 0 0 2 2 4
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 0 1 0 1 2 4
439 Electrical Connectors 0 0 1 1 2 4
602 Surgery: Splint, Brace, or Bandage 0 2 2 0 0 4
036 Boots, Shoes, and Leggings 0 0 3 0 0 3
040 Card, Picture, or Sign Exhibiting 0 0 0 1 2 3
057 Textiles: Spinning, Twisting, and Twining 1 0 2 0 0 3
071 Chemistry: Fertilizers 1 1 1 0 0 3
072 Metal Deforming 0 1 1 1 0 3
102 Ammunition and Explosives 0 0 1 0 2 3
144 Woodworking 1 1 0 1 0 3
173 Tool Driving or Impacting 0 0 2 0 1 3
223 Apparel Apparatus 0 1 1 0 1 3
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 0 1 1 3
238 Railways: Surface Track 0 0 2 0 1 3
261 Gas and Liquid Contact Apparatus 0 1 0 1 1 3
382 Image Analysis 1 1 1 0 0 3
416 Fluid Reaction Surfaces (i.e., Impellers) 2 0 1 0 0 3
454 Ventilation 0 0 1 0 2 3
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 3 0 0 3
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 3 0 0 0 3
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 0 0 1 1 1 3
711 Memory (Electrical Computers and Digital Processing Systems) 0 0 1 0 2 3
007 Compound Hand Tools 1 0 0 0 1 2
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 0 1 0 0 1 2
014 Bridges 1 0 0 0 1 2
089 Ordnance 0 0 1 1 0 2
092 Expansible Chamber Devices 1 0 0 0 1 2
111 Planting 1 1 0 0 0 2
150 Purses, Wallets, and Protective Covers 1 0 1 0 0 2
165 Heat Exchange 0 0 1 0 1 2
169 Fire Extinguishers 0 0 1 1 0 2
174 Electricity: Conductors and Insulators 0 0 0 1 1 2
177 Weighing Scales 0 1 0 1 0 2
200 Electricity: Circuit Makers and Breakers 0 1 1 0 0 2
219 Electric Heating 1 0 1 0 0 2
225 Severing by Tearing or Breaking 0 1 0 0 1 2
236 Automatic Temperature and Humidity Regulation 0 1 0 1 0 2
260 Chemistry of Carbon Compounds 0 1 0 0 1 2
271 Sheet Feeding or Delivering 0 0 0 2 0 2
281 Books, Strips, and Leaves 0 1 0 1 0 2
305 Wheel Substitutes for Land Vehicles 0 0 1 0 1 2
310 Electrical Generator or Motor Structure 0 1 1 0 0 2
324 Electricity: Measuring and Testing 1 0 1 0 0 2
351 Optics: Eye Examining, Vision Testing and Correcting 1 0 0 0 1 2
368 Horology: Time Measuring Systems or Devices 0 1 1 0 0 2
379 Telephonic Communications 0 1 1 0 0 2
396 Photography 0 1 1 0 0 2
409 Gear Cutting, Milling, or Planing 0 1 0 0 1 2
418 Rotary Expansible Chamber Devices 1 1 0 0 0 2
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 0 0 1 0 1 2
451 Abrading 0 0 2 0 0 2
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 1 1 0 0 0 2
472 Amusement Devices 0 0 1 1 0 2
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 0 0 1 1 2
601 Surgery: Kinesitherapy 1 0 1 0 0 2
707 DP: Database and File Management, Data Structures, Or Document Processing (Data Processing) 0 0 0 2 0 2
019 Textiles: Fiber Preparation 1 0 0 0 0 1
027 Undertaking 0 0 1 0 0 1
038 Textiles: Ironing or Smoothing 1 0 0 0 0 1
048 Gas: Heating and Illuminating 1 0 0 0 0 1
055 Gas Separation 0 0 0 0 1 1
059 Chain, Staple, and Horseshoe Making 0 0 0 1 0 1
063 Jewelry 1 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 0 1 0 1
069 Leather Manufactures 1 0 0 0 0 1
082 Turning (e.g., for metal working) 0 0 1 0 0 1
110 Furnaces 1 0 0 0 0 1
112 Sewing 0 0 1 0 0 1
116 Signals and Indicators 0 0 0 0 1 1
122 Liquid Heaters and Vaporizers 0 0 1 0 0 1
127 Sugar, Starch, and Carbohydrates 0 0 0 0 1 1
131 Tobacco 0 0 0 0 1 1
136 Batteries: Thermoelectric and Photoelectric 0 1 0 0 0 1
140 Wireworking 0 0 0 0 1 1
148 Metal Treatment 0 1 0 0 0 1
168 Farriery 0 0 1 0 0 1
184 Lubrication 1 0 0 0 0 1
190 Trunks and Hand-Carried Luggage 0 0 0 0 1 1
193 Conveyors, Chutes, Skids, Guides, and Ways 0 0 0 0 1 1
201 Distillation: Processes, Thermolytic 1 0 0 0 0 1
215 Bottles and Jars 1 0 0 0 0 1
216 Etching a Substrate: Processes 0 0 1 0 0 1
226 Advancing Material of Indeterminate Length 0 0 0 1 0 1
256 Fences 1 0 0 0 0 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 1 0 0 0 1
283 Printed Matter 0 1 0 0 0 1
303 Fluid-Pressure and Analogous Brake Systems 1 0 0 0 0 1
307 Electrical Transmission or Interconnection Systems 0 0 0 1 0 1
318 Electricity: Motive Power Systems 0 0 0 0 1 1
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 0 1 0 0 1
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 0 1 0 0 0 1
341 Coded Data Generation or Conversion 0 0 1 0 0 1
347 Incremental Printing of Symbolic Information 0 1 0 0 0 1
360 Dynamic Magnetic Information Storage or Retrieval 0 0 0 0 1 1
361 Electricity: Electrical Systems and Devices 0 0 0 0 1 1
369 Dynamic Information Storage or Retrieval 0 0 0 1 0 1
374 Thermal Measuring and Testing 0 0 1 0 0 1
378 X-Ray or Gamma Ray Systems or Devices 0 1 0 0 0 1
400 Typewriting Machines 0 1 0 0 0 1
410 Freight Accommodation On Freight Carrier 0 0 0 0 1 1
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 0 0 0 0 1 1
412 Bookbinding: Process and Apparatus 0 0 1 0 0 1
415 Rotary Kinetic Fluid Motors or Pumps 0 0 1 0 0 1
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 0 0 0 0 1
431 Combustion 0 0 0 0 1 1
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 0 1 0 0 0 1
455 Telecommunications 0 0 0 1 0 1
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 0 0 1 0 1
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 1 0 0 0 0 1
706 DP: Artificial Intelligence (Data Processing) 0 0 1 0 0 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 0 1 1
713 Support (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 1 0 1
ALL ALL CLASSES 400 376 486 483 518 2263



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