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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

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' )

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
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 27 35 29 21 13 125
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 13 17 26 24 16 96
532 Organic Compounds (includes Classes 532-570) 23 28 16 15 11 93
210 Liquid Purification or Separation 18 25 10 8 7 68
405 Hydraulic and Earth Engineering 13 11 14 8 17 63
175 Boring or Penetrating the Earth 14 17 10 6 8 55
208 Mineral Oils: Processes and Products 10 12 5 18 8 53
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 10 14 6 10 7 47
198 Conveyors: Power-Driven 4 5 11 11 12 43
606 Surgery (instruments) 7 13 11 8 4 43
128 Surgery (includes Class 600) 4 10 7 14 3 38
114 Ships 8 11 7 3 5 34
043 Fishing, Trapping, and Vermin Destroying 9 5 7 6 6 33
137 Fluid Handling 8 12 6 4 2 32
435 Chemistry: Molecular Biology and Microbiology 7 7 9 5 3 31
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 9 5 3 6 8 31
507 Earth Boring, Well Treating, and Oil Field Chemistry 3 3 6 6 10 28
604 Surgery (Medicators and Receptors) 3 6 8 4 6 27
052 Static Structures (e.g., Buildings) 3 4 9 7 2 25
073 Measuring and Testing 2 2 5 6 10 25
081 Tools 6 6 4 3 4 23
099 Foods and Beverages: Apparatus 6 3 5 4 3 21
518 Chemistry: Fischer-Tropsch Processes; or Purification or Recovery of Products Thereof 6 3 1 5 5 20
029 Metal Working 6 2 3 6 1 18
062 Refrigeration 5 5 3 5 0 18
280 Land Vehicles 5 5 4 2 2 18
426 Food or Edible Material: Processes, Compositions, and Products 5 5 2 4 2 18
585 Chemistry of Hydrocarbon Compounds 4 2 3 7 2 18
182 Fire Escape, Ladder, or Scaffold 3 3 4 2 5 17
224 Package and Article Carriers 5 2 5 3 2 17
002 Apparel 3 7 5 0 1 16
209 Classifying, Separating, and Assorting Solids 3 5 2 3 3 16
340 Communications: Electrical 8 4 1 1 2 16
134 Cleaning and Liquid Contact with Solids 5 1 2 4 3 15
206 Special Receptacle or Package 7 2 4 1 1 15
285 Pipe Joints or Couplings 5 3 4 1 2 15
367 Communications, Electrical: Acoustic Wave Systems and Devices 9 3 2 1 0 15
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 5 4 3 1 2 15
252 Compositions 4 2 2 4 2 14
414 Material or Article Handling 2 1 1 3 7 14
417 Pumps 3 2 5 2 2 14
452 Butchering 7 5 2 0 0 14
060 Power Plants 2 2 4 2 3 13
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 2 1 4 3 3 13
294 Handling: Hand and Hoist-Line Implements 5 3 4 1 0 13
030 Cutlery 2 3 6 1 0 12
362 Illumination 4 3 1 3 1 12
440 Marine Propulsion 4 2 4 1 1 12
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 3 3 2 1 3 12
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 6 1 0 3 12
015 Brushing, Scrubbing, and General Cleaning 5 2 2 1 1 11
241 Solid Material Comminution or Disintegration 3 3 2 1 2 11
473 Games Using Tangible Projectile 3 2 3 1 2 11
033 Geometrical Instruments 2 2 4 1 1 10
123 Internal-Combustion Engines 2 1 2 3 2 10
248 Supports (e.g., for holding articles, etc.) 1 6 1 1 1 10
404 Road Structure, Process, or Apparatus 3 0 1 3 3 10
423 Chemistry of Inorganic Compounds 3 2 4 0 1 10
428 Stock Material or Miscellaneous Articles 1 0 3 3 3 10
056 Harvesters 2 1 2 1 3 9
108 Horizontally Supported Planar Surfaces 4 3 0 1 1 9
119 Animal Husbandry 3 3 1 1 1 9
211 Supports: Racks 1 2 2 3 1 9
239 Fluid Sprinkling, Spraying, and Diffusing 0 1 2 3 3 9
251 Valves and Valve Actuation 2 3 1 2 1 9
296 Land Vehicles: Bodies and Tops 3 3 0 2 1 9
297 Chairs and Seats 1 2 3 3 0 9
439 Electrical Connectors 2 2 2 1 2 9
004 Baths, Closets, Sinks, and Spittoons 4 0 2 0 2 8
005 Beds 3 0 1 2 2 8
024 Buckles, Buttons, Clasps, Etc. 5 1 0 1 1 8
172 Earth Working 2 2 2 1 1 8
219 Electric Heating 0 3 2 0 3 8
221 Article Dispensing 1 3 2 2 0 8
228 Metal Fusion Bonding 0 4 2 0 2 8
042 Firearms 2 3 0 2 0 7
074 Machine Element or Mechanism 2 2 1 2 0 7
084 Music 3 2 0 0 2 7
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 2 0 1 1 3 7
222 Dispensing (apparatus and process) 1 1 3 1 1 7
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 2 0 1 1 7
277 Seal for a Joint or Juncture 2 3 1 0 1 7
359 Optics: Systems and Elements 3 2 1 0 1 7
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 0 3 1 1 7
446 Amusement Devices: Toys 4 0 0 1 2 7
702 DP: Measuring, Calibrating, or Testing (Data Processing) 0 2 3 1 1 7
037 Excavating 1 1 2 0 2 6
040 Card, Picture, or Sign Exhibiting 2 0 2 2 0 6
049 Movable or Removable Closures 2 1 1 2 0 6
053 Package Making 1 1 1 1 2 6
106 Compositions: Coating or Plastic 1 3 1 0 1 6
131 Tobacco 1 1 2 1 1 6
135 Tent, Canopy, Umbrella, or Cane 3 0 2 0 1 6
174 Electricity: Conductors and Insulators 1 2 1 0 2 6
254 Implements or Apparatus for Applying Pushing or Pulling Force 3 1 1 1 0 6
381 Electrical Audio Signal Processing Systems and Devices 0 0 4 1 1 6
410 Freight Accommodation On Freight Carrier 1 1 3 0 1 6
434 Education and Demonstration 1 0 1 1 3 6
607 Surgery: Light, Thermal, and Electrical Application 2 1 0 2 1 6
044 Fuel and Related Compositions 1 2 0 2 0 5
072 Metal Deforming 0 1 0 3 1 5
102 Ammunition and Explosives 2 1 0 0 2 5
180 Motor Vehicles 1 1 0 2 1 5
202 Distillation: Apparatus 0 2 1 1 1 5
204 Chemistry: Electrical and Wave Energy 1 3 0 1 0 5
212 Traversing Hoists 1 1 2 1 0 5
220 Receptacles 3 1 1 0 0 5
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 0 2 1 1 1 5
250 Radiant Energy 1 1 1 1 1 5
324 Electricity: Measuring and Testing 0 1 3 1 0 5
356 Optics: Measuring and Testing 1 2 0 2 0 5
401 Coating Implements with Material Supply 2 1 2 0 0 5
431 Combustion 1 1 2 1 0 5
433 Dentistry 2 1 2 0 0 5
463 Amusement Devices: Games 0 0 3 1 1 5
482 Exercise Devices 3 0 1 0 1 5
700 DP: Generic Control Systems or Specific Applications (Data Processing) 0 1 2 0 2 5
014 Bridges 1 0 1 2 0 4
047 Plant Husbandry 1 1 0 1 1 4
083 Cutting 3 1 0 0 0 4
100 Presses 2 1 0 1 0 4
124 Mechanical Guns and Projectors 3 0 0 1 0 4
127 Sugar, Starch, and Carbohydrates 1 1 2 0 0 4
132 Toilet 3 1 0 0 0 4
138 Pipes and Tubular Conduits 1 1 0 1 1 4
181 Acoustics 1 1 1 1 0 4
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 1 3 0 0 0 4
238 Railways: Surface Track 1 1 2 0 0 4
242 Winding, Tensioning, or Guiding 0 1 0 3 0 4
273 Amusement Devices: Games 1 1 0 1 1 4
351 Optics: Eye Examining, Vision Testing and Correcting 1 1 1 1 0 4
361 Electricity: Electrical Systems and Devices 1 1 0 1 1 4
366 Agitating (e.g., of articles and materials) 0 0 2 2 0 4
375 Pulse or Digital Communications 2 0 1 1 0 4
383 Flexible Bags 2 0 2 0 0 4
403 Joints and Connections 0 2 0 2 0 4
415 Rotary Kinetic Fluid Motors or Pumps 0 2 1 1 0 4
416 Fluid Reaction Surfaces (i.e., Impellers) 0 2 0 0 2 4
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 1 0 2 1 4
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 1 2 1 0 0 4
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 1 1 0 2 0 4
016 Miscellaneous Hardware 0 1 1 0 1 3
034 Drying and Gas or Vapor Contact with Solids 0 1 1 0 1 3
036 Boots, Shoes, and Leggings 0 1 0 0 2 3
070 Locks 1 0 0 2 0 3
095 Gas Separation: Processes 1 1 0 1 0 3
096 Gas Separation: Apparatus 2 1 0 0 0 3
144 Woodworking 0 2 1 0 0 3
165 Heat Exchange 1 0 1 0 1 3
188 Brakes 1 0 0 2 0 3
203 Distillation: Processes, Separatory 0 0 2 0 1 3
229 Envelopes, Wrappers, and Paperboard Boxes 1 1 1 0 0 3
244 Aeronautics 2 0 0 0 1 3
260 Chemistry of Carbon Compounds 1 2 0 0 0 3
298 Land Vehicles: Dumping 0 1 0 2 0 3
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 1 0 2 0 0 3
343 Communications: Radio Wave Antennas 0 1 1 0 1 3
348 Television 1 1 0 0 1 3
374 Thermal Measuring and Testing 0 0 0 1 2 3
382 Image Analysis 0 1 1 1 0 3
385 Optical Waveguides 0 1 1 0 1 3
406 Conveyors: Fluid Current 1 0 1 1 0 3
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 0 2 0 0 1 3
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 0 2 0 1 0 3
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 1 1 0 1 3
588 Hazardous or Toxic Waste Destruction or Containment 0 1 1 1 0 3
602 Surgery: Splint, Brace, or Bandage 1 0 0 1 1 3
711 Memory (Electrical Computers and Digital Processing Systems) 2 0 1 0 0 3
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 1 0 0 1 1 3
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 0 1 0 1 1 3
063 Jewelry 0 1 1 0 0 2
116 Signals and Indicators 1 0 1 0 0 2
118 Coating Apparatus 1 0 0 0 1 2
160 Flexible or Portable Closure, Partition, or Panel 1 0 0 0 1 2
173 Tool Driving or Impacting 1 0 1 0 0 2
261 Gas and Liquid Contact Apparatus 1 0 1 0 0 2
299 Mining or In Situ Disintegration of Hard Material 0 0 0 1 1 2
301 Land Vehicles: Wheels and Axles 0 1 0 0 1 2
305 Wheel Substitutes for Land Vehicles 1 0 0 1 0 2
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 0 1 0 1 0 2
360 Dynamic Magnetic Information Storage or Retrieval 1 0 1 0 0 2
363 Electric Power Conversion Systems 0 1 1 0 0 2
368 Horology: Time Measuring Systems or Devices 0 1 0 0 1 2
379 Telephonic Communications 0 2 0 0 0 2
392 Electric Resistance Heating Devices 0 2 0 0 0 2
409 Gear Cutting, Milling, or Planing 1 1 0 0 0 2
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 0 0 1 2
418 Rotary Expansible Chamber Devices 0 0 1 0 1 2
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 1 0 1 0 0 2
436 Chemistry: Analytical and Immunological Testing 0 0 0 2 0 2
441 Buoys, Rafts, and Aquatic Devices 0 1 0 1 0 2
454 Ventilation 2 0 0 0 0 2
455 Telecommunications 0 2 0 0 0 2
475 Planetary Gear Transmission Systems or Components 0 0 0 1 1 2
007 Compound Hand Tools 1 0 0 0 0 1
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 0 0 0 1
051 Abrasive Tool Making Process, Material, or Composition 0 0 0 0 1 1
055 Gas Separation 1 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 1 0 0 1
076 Metal Tools and Implements, Making 0 0 0 1 0 1
082 Turning (e.g., for metal working) 0 1 0 0 0 1
091 Motors: Expansible Chamber Type 0 0 0 0 1 1
092 Expansible Chamber Devices 1 0 0 0 0 1
101 Printing 0 1 0 0 0 1
104 Railways 0 1 0 0 0 1
110 Furnaces 0 1 0 0 0 1
111 Planting 0 1 0 0 0 1
126 Stoves and Furnaces 1 0 0 0 0 1
140 Wireworking 1 0 0 0 0 1
152 Resilient Tires and Wheels 0 1 0 0 0 1
169 Fire Extinguishers 0 0 1 0 0 1
177 Weighing Scales 0 0 0 0 1 1
184 Lubrication 0 1 0 0 0 1
190 Trunks and Hand-Carried Luggage 1 0 0 0 0 1
193 Conveyors, Chutes, Skids, Guides, and Ways 1 0 0 0 0 1
200 Electricity: Circuit Makers and Breakers 0 0 0 1 0 1
215 Bottles and Jars 0 1 0 0 0 1
216 Etching a Substrate: Processes 0 1 0 0 0 1
223 Apparel Apparatus 1 0 0 0 0 1
225 Severing by Tearing or Breaking 1 0 0 0 0 1
249 Static Molds 0 1 0 0 0 1
256 Fences 0 0 0 0 1 1
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 0 0 0 1 0 1
269 Work Holders 0 1 0 0 0 1
283 Printed Matter 0 0 0 0 1 1
290 Prime-Mover Dynamo Plants 0 0 0 1 0 1
292 Closure Fasteners 0 0 1 0 0 1
307 Electrical Transmission or Interconnection Systems 0 0 0 1 0 1
310 Electrical Generator or Motor Structure 0 0 0 0 1 1
318 Electricity: Motive Power Systems 1 0 0 0 0 1
320 Electricity: Battery or Capacitor Charging or Discharging 0 0 1 0 0 1
355 Photocopying 0 0 1 0 0 1
358 Facsimile and Static Presentation Processing 0 1 0 0 0 1
370 Multiplex Communications 0 1 0 0 0 1
378 X-Ray or Gamma Ray Systems or Devices 0 1 0 0 0 1
384 Bearings 0 1 0 0 0 1
408 Cutting by Use of Rotating Axially Moving Tool 0 1 0 0 0 1
412 Bookbinding: Process and Apparatus 0 1 0 0 0 1
420 Alloys or Metallic Compositions 0 0 1 0 0 1
451 Abrading 0 0 0 1 0 1
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 0 1 0 0 1
504 Plant Protecting and Regulating Compositions 0 0 0 0 1 1
601 Surgery: Kinesitherapy 0 0 1 0 0 1
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 0 0 0 1 1
708 Arithmetic Processing and Calculating (Electrical Computers) 1 0 0 0 0 1
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 0 0 0 0 1 1
713 Support (Electrical Computers and Digital Processing Systems) 1 0 0 0 0 1
ALL ALL CLASSES 518 519 445 390 343 2215


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U.S. Patent and Trademark Office
Office of Electronic Information Products - PTMD
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