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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

TENNESSEE

( 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
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 43 37 40 32 26 178
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 32 28 47 35 32 174
428 Stock Material or Miscellaneous Articles 23 27 40 29 25 144
532 Organic Compounds (includes Classes 532-570) 24 24 39 22 17 126
435 Chemistry: Molecular Biology and Microbiology 22 23 21 22 12 100
606 Surgery (instruments) 16 25 18 23 18 100
219 Electric Heating 10 19 18 19 20 86
128 Surgery (includes Class 600) 15 12 15 17 13 72
073 Measuring and Testing 9 19 6 14 9 57
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 6 5 8 18 16 53
210 Liquid Purification or Separation 7 18 5 14 8 52
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 7 11 17 7 7 49
362 Illumination 10 13 12 8 5 48
340 Communications: Electrical 15 7 15 6 4 47
052 Static Structures (e.g., Buildings) 8 12 11 9 4 44
062 Refrigeration 8 9 10 10 7 44
081 Tools 14 10 7 4 1 36
250 Radiant Energy 5 5 12 8 6 36
439 Electrical Connectors 9 13 5 3 4 34
002 Apparel 3 10 9 7 4 33
029 Metal Working 6 9 6 7 4 32
126 Stoves and Furnaces 7 6 3 5 10 31
137 Fluid Handling 5 13 6 5 2 31
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 12 2 7 6 4 31
123 Internal-Combustion Engines 6 7 4 10 3 30
248 Supports (e.g., for holding articles, etc.) 9 8 6 4 3 30
417 Pumps 6 4 5 9 6 30
604 Surgery (Medicators and Receptors) 5 7 9 4 4 29
700 DP: Generic Control Systems or Specific Applications (Data Processing) 5 8 2 3 11 29
280 Land Vehicles 11 4 7 6 0 28
414 Material or Article Handling 10 6 6 4 2 28
174 Electricity: Conductors and Insulators 2 6 4 7 8 27
324 Electricity: Measuring and Testing 3 6 6 6 4 25
356 Optics: Measuring and Testing 6 4 6 3 6 25
180 Motor Vehicles 3 2 4 9 6 24
385 Optical Waveguides 1 4 10 8 1 24
426 Food or Edible Material: Processes, Compositions, and Products 3 7 6 6 2 24
427 Coating Processes 3 8 7 4 2 24
473 Games Using Tangible Projectile 7 4 6 2 5 24
702 DP: Measuring, Calibrating, or Testing (Data Processing) 6 6 4 2 6 24
206 Special Receptacle or Package 8 3 4 7 1 23
043 Fishing, Trapping, and Vermin Destroying 4 3 3 5 7 22
220 Receptacles 3 6 6 3 4 22
423 Chemistry of Inorganic Compounds 4 5 4 6 3 22
030 Cutlery 2 5 6 3 5 21
204 Chemistry: Electrical and Wave Energy 8 2 4 3 4 21
297 Chairs and Seats 6 3 6 3 3 21
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 10 3 6 0 2 21
200 Electricity: Circuit Makers and Breakers 4 1 3 9 3 20
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 5 4 3 8 0 20
053 Package Making 8 3 2 2 4 19
119 Animal Husbandry 2 4 5 6 2 19
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 4 5 6 1 3 19
005 Beds 5 6 3 1 3 18
074 Machine Element or Mechanism 4 5 0 7 2 18
285 Pipe Joints or Couplings 4 4 4 1 5 18
315 Electric Lamp and Discharge Devices: Systems 1 4 7 2 4 18
318 Electricity: Motive Power Systems 5 7 3 1 2 18
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 2 4 4 6 2 18
004 Baths, Closets, Sinks, and Spittoons 4 1 4 2 6 17
148 Metal Treatment 2 7 3 4 1 17
312 Supports: Cabinet Structure 3 2 2 2 8 17
347 Incremental Printing of Symbolic Information 1 2 2 3 9 17
348 Television 4 3 3 3 4 17
375 Pulse or Digital Communications 0 1 3 10 3 17
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 4 4 3 2 4 17
036 Boots, Shoes, and Leggings 3 2 5 3 3 16
049 Movable or Removable Closures 5 3 3 3 2 16
060 Power Plants 2 2 4 5 3 16
114 Ships 2 2 3 8 1 16
209 Classifying, Separating, and Assorting Solids 4 3 2 5 2 16
239 Fluid Sprinkling, Spraying, and Diffusing 5 4 1 2 4 16
378 X-Ray or Gamma Ray Systems or Devices 0 6 5 1 4 16
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 3 4 2 4 3 16
024 Buckles, Buttons, Clasps, Etc. 4 4 4 1 2 15
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 5 5 1 3 15
494 Imperforate Bowl: Centrifugal Separators 2 1 2 8 2 15
084 Music 4 0 5 2 3 14
211 Supports: Racks 5 2 1 2 4 14
222 Dispensing (apparatus and process) 3 2 4 2 3 14
296 Land Vehicles: Bodies and Tops 4 2 2 2 4 14
361 Electricity: Electrical Systems and Devices 3 4 3 3 1 14
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 3 6 1 3 1 14
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 2 1 2 6 2 13
162 Paper Making and Fiber Liberation 1 3 4 2 3 13
405 Hydraulic and Earth Engineering 2 2 3 3 3 13
431 Combustion 3 1 3 4 2 13
056 Harvesters 3 4 1 3 1 12
108 Horizontally Supported Planar Surfaces 1 0 3 6 2 12
122 Liquid Heaters and Vaporizers 4 3 2 2 1 12
134 Cleaning and Liquid Contact with Solids 0 3 3 2 4 12
310 Electrical Generator or Motor Structure 5 1 1 1 4 12
436 Chemistry: Analytical and Immunological Testing 2 2 1 4 3 12
607 Surgery: Light, Thermal, and Electrical Application 3 3 0 1 5 12
102 Ammunition and Explosives 1 3 3 3 1 11
112 Sewing 3 2 1 1 4 11
144 Woodworking 2 3 4 2 0 11
165 Heat Exchange 1 3 2 1 4 11
198 Conveyors: Power-Driven 2 3 2 3 1 11
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 3 2 3 1 2 11
359 Optics: Systems and Elements 1 3 0 4 3 11
433 Dentistry 3 2 5 1 0 11
454 Ventilation 2 4 2 2 1 11
602 Surgery: Splint, Brace, or Bandage 2 2 3 1 3 11
055 Gas Separation 3 0 5 0 2 10
096 Gas Separation: Apparatus 3 3 2 1 1 10
124 Mechanical Guns and Projectors 3 2 1 2 2 10
138 Pipes and Tubular Conduits 2 3 3 1 1 10
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 1 3 2 1 3 10
409 Gear Cutting, Milling, or Planing 6 2 1 1 0 10
451 Abrading 2 3 1 3 1 10
019 Textiles: Fiber Preparation 2 3 2 2 0 9
033 Geometrical Instruments 1 2 3 3 0 9
082 Turning (e.g., for metal working) 3 2 1 3 0 9
106 Compositions: Coating or Plastic 1 1 0 1 6 9
164 Metal Founding 1 0 3 2 3 9
182 Fire Escape, Ladder, or Scaffold 1 2 3 1 2 9
224 Package and Article Carriers 1 1 2 3 2 9
229 Envelopes, Wrappers, and Paperboard Boxes 1 0 2 4 2 9
252 Compositions 1 3 2 1 2 9
261 Gas and Liquid Contact Apparatus 1 2 2 2 2 9
277 Seal for a Joint or Juncture 1 4 1 1 2 9
416 Fluid Reaction Surfaces (i.e., Impellers) 2 1 0 2 4 9
419 Powder Metallurgy Processes 2 3 1 2 1 9
455 Telecommunications 2 3 0 4 0 9
504 Plant Protecting and Regulating Compositions 1 2 2 3 1 9
015 Brushing, Scrubbing, and General Cleaning 1 2 1 2 2 8
099 Foods and Beverages: Apparatus 4 2 0 2 0 8
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 5 1 2 0 0 8
132 Toilet 3 1 1 1 2 8
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 0 3 2 1 2 8
242 Winding, Tensioning, or Guiding 2 1 2 1 2 8
273 Amusement Devices: Games 1 1 3 2 1 8
345 Computer Graphics Processing and Selective Visual Display Systems 1 3 0 1 3 8
381 Electrical Audio Signal Processing Systems and Devices 2 0 3 3 0 8
403 Joints and Connections 2 2 2 2 0 8
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 2 1 4 1 0 8
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 2 0 3 3 0 8
438 Semiconductor Device Manufacturing: Process 1 2 1 2 2 8
482 Exercise Devices 3 2 2 0 1 8
505 Superconductor Technology: Apparatus, Material, Process 2 2 1 2 1 8
706 DP: Artificial Intelligence (Data Processing) 1 3 1 3 0 8
037 Excavating 1 1 3 0 2 7
040 Card, Picture, or Sign Exhibiting 2 2 0 2 1 7
042 Firearms 0 2 3 2 0 7
072 Metal Deforming 1 5 0 0 1 7
083 Cutting 3 0 0 1 3 7
251 Valves and Valve Actuation 1 2 1 1 2 7
299 Mining or In Situ Disintegration of Hard Material 2 1 2 0 2 7
301 Land Vehicles: Wheels and Axles 4 0 1 1 1 7
366 Agitating (e.g., of articles and materials) 1 0 3 1 2 7
382 Image Analysis 2 0 1 0 4 7
392 Electric Resistance Heating Devices 1 4 0 1 1 7
038 Textiles: Ironing or Smoothing 1 1 0 0 4 6
047 Plant Husbandry 2 2 1 1 0 6
070 Locks 1 0 2 3 0 6
092 Expansible Chamber Devices 0 1 3 1 1 6
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 2 2 1 1 6
269 Work Holders 1 1 1 1 2 6
343 Communications: Radio Wave Antennas 0 1 1 3 1 6
351 Optics: Eye Examining, Vision Testing and Correcting 0 2 0 4 0 6
376 Induced Nuclear Reactions: Processes, Systems, and Elements 2 0 2 0 2 6
379 Telephonic Communications 4 2 0 0 0 6
404 Road Structure, Process, or Apparatus 1 2 0 2 1 6
418 Rotary Expansible Chamber Devices 0 0 1 0 5 6
440 Marine Propulsion 2 1 1 1 1 6
707 DP: Database and File Management or Data Structures (Data Processing) 0 0 1 0 5 6
709 Multicomputer Data Transferring or Plural Processor Synchronization (Electrical Computers and Digital Processing Systems) 1 0 3 2 0 6
095 Gas Separation: Processes 1 0 1 1 2 5
118 Coating Apparatus 0 1 1 3 0 5
136 Batteries: Thermoelectric and Photoelectric 0 3 1 1 0 5
157 Wheelwright Machines 3 1 0 0 1 5
215 Bottles and Jars 1 0 1 2 1 5
216 Etching a Substrate: Processes 1 2 1 0 1 5
223 Apparel Apparatus 2 1 0 1 1 5
241 Solid Material Comminution or Disintegration 2 1 0 1 1 5
292 Closure Fasteners 2 0 3 0 0 5
294 Handling: Hand and Hoist-Line Implements 1 3 1 0 0 5
313 Electric Lamp and Discharge Devices 0 0 2 1 2 5
368 Horology: Time Measuring Systems or Devices 1 0 1 0 3 5
410 Freight Accommodation On Freight Carrier 1 1 0 1 2 5
434 Education and Demonstration 1 0 0 1 3 5
710 Input/Output (Electrical Computers and Digital Processing Systems) 0 0 1 0 4 5
713 Support (Electrical Computers and Digital Processing Systems) 3 0 0 1 1 5
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 0 1 2 0 4
016 Miscellaneous Hardware 0 2 0 1 1 4
034 Drying and Gas or Vapor Contact with Solids 1 0 0 1 2 4
054 Harness (for animals) 1 0 1 1 1 4
086 Ammunition and Explosive-Charge Making 0 1 0 3 0 4
140 Wireworking 1 2 1 0 0 4
152 Resilient Tires and Wheels 0 1 0 2 1 4
203 Distillation: Processes, Separatory 1 1 1 1 0 4
227 Elongated-Member-Driving Apparatus 4 0 0 0 0 4
244 Aeronautics 1 2 1 0 0 4
300 Brush, Broom, and Mop Making 0 1 1 2 0 4
372 Coherent Light Generators 0 0 0 2 2 4
406 Conveyors: Fluid Current 0 0 3 0 1 4
420 Alloys or Metallic Compositions 0 2 2 0 0 4
516 Colloid Systems and Wetting Agents, Subcombinations Thereof, Processes of Making, Stabilizing, Breaking, or Inhibiting 0 1 0 2 1 4
601 Surgery: Kinesitherapy 1 2 1 0 0 4
065 Glass Manufacturing 1 1 1 0 0 3
101 Printing 0 1 0 0 2 3
104 Railways 2 0 0 1 0 3
105 Railway Rolling Stock 0 0 1 1 1 3
110 Furnaces 2 0 1 0 0 3
116 Signals and Indicators 0 1 1 0 1 3
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 1 0 1 1 0 3
188 Brakes 1 1 0 1 0 3
221 Article Dispensing 1 1 0 0 1 3
256 Fences 0 0 0 3 0 3
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 1 1 0 0 1 3
307 Electrical Transmission or Interconnection Systems 1 0 1 0 1 3
330 Amplifiers 1 2 0 0 0 3
333 Wave Transmission Lines and Networks 0 0 1 1 1 3
337 Electricity: Electrothermally or Thermally Actuated Switches 1 0 0 2 0 3
341 Coded Data Generation or Conversion 1 0 0 2 0 3
374 Thermal Measuring and Testing 2 1 0 0 0 3
383 Flexible Bags 1 0 0 1 1 3
396 Photography 0 1 0 0 2 3
432 Heating 0 1 0 2 0 3
445 Electric Lamp or Space Discharge Component or Device Manufacturing 1 0 0 1 1 3
446 Amusement Devices: Toys 0 0 2 1 0 3
452 Butchering 0 0 2 1 0 3
463 Amusement Devices: Games 0 2 0 0 1 3
472 Amusement Devices 0 1 1 1 0 3
475 Planetary Gear Transmission Systems or Components 0 0 1 2 0 3
501 Compositions: Ceramic 2 0 0 0 1 3
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 1 1 0 1 0 3
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 2 0 1 0 0 3
717 DP: Software Development, Installation, and Management (Data Processing) 0 1 0 1 1 3
007 Compound Hand Tools 0 0 2 0 0 2
028 Textiles: Manufacturing 0 1 1 0 0 2
051 Abrasive Tool Making Process, Material, or Composition 0 0 0 0 2 2
057 Textiles: Spinning, Twisting, and Twining 0 0 0 0 2 2
087 Textiles: Braiding, Netting, and Lace Making 0 1 1 0 0 2
125 Stone Working 0 0 2 0 0 2
131 Tobacco 0 1 0 1 0 2
135 Tent, Canopy, Umbrella, or Cane 0 1 0 1 0 2
160 Flexible or Portable Closure, Partition, or Panel 0 1 1 0 0 2
173 Tool Driving or Impacting 0 0 0 1 1 2
184 Lubrication 0 0 1 0 1 2
226 Advancing Material of Indeterminate Length 0 0 1 0 1 2
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 0 0 1 1 2
266 Metallurgical Apparatus 0 1 1 0 0 2
283 Printed Matter 0 0 0 2 0 2
320 Electricity: Battery or Capacitor Charging or Discharging 0 1 1 0 0 2
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 1 0 1 0 0 2
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 0 0 0 1 2
336 Inductor Devices 0 1 0 1 0 2
363 Electric Power Conversion Systems 1 0 1 0 0 2
367 Communications, Electrical: Acoustic Wave Systems and Devices 0 0 1 1 0 2
369 Dynamic Information Storage or Retrieval 0 0 0 1 1 2
370 Multiplex Communications 1 0 0 0 1 2
399 Electrophotography 1 0 0 0 1 2
408 Cutting by Use of Rotating Axially Moving Tool 0 1 0 1 0 2
413 Sheet Metal Container Making 1 0 0 0 1 2
450 Foundation Garments 1 0 0 1 0 2
453 Coin Handling 1 0 0 0 1 2
507 Earth Boring, Well Treating, and Oil Field Chemistry 0 1 0 0 1 2
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 0 0 0 0 2 2
014 Bridges 0 0 1 0 0 1
044 Fuel and Related Compositions 0 0 0 0 1 1
048 Gas: Heating and Illuminating 1 0 0 0 0 1
068 Textiles: Fluid Treating Apparatus 0 0 0 1 0 1
071 Chemistry: Fertilizers 0 0 1 0 0 1
089 Ordnance 1 0 0 0 0 1
091 Motors: Expansible Chamber Type 0 1 0 0 0 1
139 Textiles: Weaving 0 0 1 0 0 1
150 Purses, Wallets, and Protective Covers 1 0 0 0 0 1
168 Farriery 0 0 1 0 0 1
169 Fire Extinguishers 0 0 0 1 0 1
172 Earth Working 0 0 0 0 1 1
177 Weighing Scales 0 0 1 0 0 1
178 Telegraphy 0 0 0 1 0 1
181 Acoustics 1 0 0 0 0 1
192 Clutches and Power-Stop Control 1 0 0 0 0 1
194 Check-Actuated Control Mechanisms 0 0 0 0 1 1
202 Distillation: Apparatus 0 0 0 1 0 1
213 Railway Draft Appliances 0 1 0 0 0 1
228 Metal Fusion Bonding 0 1 0 0 0 1
232 Deposit and Collection Receptacles 0 0 0 1 0 1
236 Automatic Temperature and Humidity Regulation 0 1 0 0 0 1
249 Static Molds 0 0 1 0 0 1
267 Spring Devices 0 0 0 0 1 1
281 Books, Strips, and Leaves 0 0 1 0 0 1
290 Prime-Mover Dynamo Plants 0 0 0 0 1 1
298 Land Vehicles: Dumping 0 0 0 1 0 1
305 Wheel Substitutes for Land Vehicles 0 0 1 0 0 1
323 Electricity: Power Supply or Regulation Systems 1 0 0 0 0 1
331 Oscillators 0 0 1 0 0 1
338 Electrical Resistors 1 0 0 0 0 1
353 Optics: Image Projectors 0 0 0 1 0 1
373 Industrial Electric Heating Furnaces 0 1 0 0 0 1
401 Coating Implements with Material Supply 0 1 0 0 0 1
407 Cutters, for Shaping 0 0 0 1 0 1
415 Rotary Kinetic Fluid Motors or Pumps 0 0 0 0 1 1
441 Buoys, Rafts, and Aquatic Devices 0 1 0 0 0 1
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 0 0 1 0 1
477 Interrelated Power Delivery Controls, Including Engine Control 0 1 0 0 0 1
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 0 1 0 0 0 1
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 0 0 0 1 0 1
512 Perfume Compositions 0 0 1 0 0 1
585 Chemistry of Hydrocarbon Compounds 0 0 0 0 1 1
588 Hazardous or Toxic Waste Destruction or Containment 0 0 1 0 0 1
708 Arithmetic Processing and Calculating (Electrical Computers) 0 0 0 1 0 1
714 Error Detection/Correction and Fault Detection/Recovery 0 0 0 1 0 1
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 1 0 0 0 0 1
716 DP: Design and Analysis of Circuit or Semiconductor Mask (Data Processing) 0 0 0 1 0 1
725 Interactive Video Distribution Systems 0 0 0 0 1 1
ALL ALL CLASSES 782 813 831 799 681 3906


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email: oeip@uspto.gov

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