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U.S. PATENT AND TRADEMARK OFFICE
Patent Technology Monitoring Team (PTMT)

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

Count of 2008 - 2012 Utility Patent Grants
As Distributed 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

NORTH CAROLINA

( patent origin is determined by the residence of the first-named inventor )
( technology class is determined by the primary classification assigned to a patent- see 'Explanation of Data' )
( some classes have been combined together under a single class identifier )

The following table displays technology classes and counts of utility patents classified in them; patents are distributed by year of patent grant.
Class Class Title 2008 2009 2010 2011 2012 Total
709 Multicomputer Data Transferring (Electrical Computers and Digital Processing Systems) 78 107 125 155 178 643
370 Multiplex Communications 90 96 158 130 131 605
424 Drug, Bio-Affecting and Body Treating Compositions (includes Class 514) 95 83 123 119 147 567
455 Telecommunications 49 78 81 98 114 420
707 DP: Database and File Management or Data Structures (Data Processing) 34 56 92 82 89 353
705 DP: Financial, Business Practice, Management, or Cost/Price Determination (Data Processing) 19 27 57 83 119 305
257 Active Solid-State Devices (e.g., Transistors, Solid-State Diodes) 38 39 68 62 43 250
713 Support (Electrical Computers and Digital Processing Systems) 43 35 52 67 53 250
435 Chemistry: Molecular Biology and Microbiology 53 40 50 44 58 245
385 Optical Waveguides 54 35 56 37 54 236
711 Memory (Electrical Computers and Digital Processing Systems) 46 44 47 41 46 224
715 DP: Presentation Processing of Document, Operator Interface Processing, and Screen Saver Display Processing (Data Processing) 24 44 37 41 72 218
340 Communications: Electrical 36 36 43 28 52 195
361 Electricity: Electrical Systems and Devices 37 40 38 36 41 192
532 Organic Compounds (includes Classes 532-570) 31 36 41 40 40 188
714 Error Detection/Correction and Fault Detection/Recovery 24 32 57 42 33 188
726 Information Security 22 25 41 35 62 185
375 Pulse or Digital Communications 29 19 35 42 53 178
439 Electrical Connectors 34 33 36 37 28 168
717 DP: Software Development, Installation, and Management (Data Processing) 23 21 26 31 46 147
128 Surgery (includes Class 600) 19 25 32 26 40 142
800 Multicellular Living Organisms and Unmodified Parts Thereof and Related Processes 21 31 29 31 29 141
438 Semiconductor Device Manufacturing: Process 24 19 24 34 25 126
345 Computer Graphics Processing and Selective Visual Display Systems 24 11 24 23 38 120
379 Telephonic Communications 27 15 20 28 27 117
235 Registers (e.g., cash registers, calculators, devices for counting movements of devices, etc.) 26 14 18 14 29 101
382 Image Analysis 6 20 22 19 34 101
712 Processing Architectures and Instruction Processing, e.g., Processors (Electrical Computers and Digital Processing Systems) 16 16 26 19 19 96
520 Synthetic Resins or Natural Rubbers (includes Classes 520-528) 16 10 25 22 22 95
710 Input/Output (Electrical Computers and Digital Data Processing Systems) 18 18 24 19 16 95
702 DP: Measuring, Calibrating, or Testing (Data Processing) 17 16 25 14 20 92
428 Stock Material or Miscellaneous Articles 11 18 23 14 23 89
210 Liquid Purification or Separation 18 18 20 11 17 84
604 Surgery (Medicators and Receptors) 8 10 25 18 23 84
606 Surgery (instruments) 5 13 15 20 31 84
280 Land Vehicles 14 15 17 12 24 82
052 Static Structures (e.g., Buildings) 6 14 24 13 24 81
356 Optics: Measuring and Testing 14 16 13 18 17 78
700 DP: Generic Control Systems or Specific Applications (Data Processing) 12 6 12 21 26 77
362 Illumination 6 7 17 21 24 75
029 Metal Working 3 12 15 21 20 71
073 Measuring and Testing 12 10 10 22 14 68
324 Electricity: Measuring and Testing 16 10 13 14 12 65
365 Static Information Storage and Retrieval 21 13 16 9 5 64
530 Chemistry: Natural Resins or Derivatives; Peptides or Proteins; Lignins or Reaction Products Thereof 12 13 11 17 11 64
716 Computer-Aided Design and Analysis of Circuits and Semiconductor Masks 13 6 12 17 16 64
053 Package Making 14 14 13 15 7 63
297 Chairs and Seats 10 13 14 14 12 63
623 Prosthesis (i.e., Artificial Body Members), Parts Thereof, or Aids and Accessories Therefor 2 14 4 19 23 62
005 Beds 12 12 13 12 12 61
206 Special Receptacle or Package 10 7 18 14 11 60
341 Coded Data Generation or Conversion 12 17 19 6 4 58
056 Harvesters 8 14 18 8 8 56
174 Electricity: Conductors and Insulators 5 13 16 11 11 56
703 DP: Structural Design, Modeling, Simulation, and Emulation (Data Processing) 8 10 16 9 13 56
327 Miscellaneous Active Electrical Nonlinear Devices, Circuits, and Systems 7 9 7 11 17 51
706 DP: Artificial Intelligence (Data Processing) 7 7 14 13 10 51
719 Interprogram Communication or Interprocess Communication (Ipc) (Electrical Computers and Digital Processing Systems) 7 14 1 17 12 51
323 Electricity: Power Supply or Regulation Systems 11 3 10 12 13 49
701 DP: Vehicles, Navigation, and Relative Location (Data Processing) 5 11 10 11 12 49
422 Chemical Apparatus and Process Disinfecting, Deodorizing, Preserving, or Sterilizing 10 8 11 9 10 48
442 Fabric (Woven, Knitted, or Nonwoven Textile or Cloth, Etc.) 10 16 10 7 5 48
248 Supports (e.g., for holding articles, etc.) 3 12 8 11 13 47
376 Induced Nuclear Reactions: Processes, Systems, and Elements 2 12 8 7 16 45
250 Radiant Energy 6 10 10 10 8 44
131 Tobacco 5 5 17 10 4 41
482 Exercise Devices 0 10 13 10 7 40
252 Compositions 9 4 6 7 13 39
348 Television 5 7 6 5 15 38
264 Plastic and Nonmetallic Article Shaping or Treating: Processes 3 6 10 6 12 37
359 Optical: Systems and Elements 8 6 11 7 5 37
427 Coating Processes 4 7 10 6 10 37
296 Land Vehicles: Bodies and Tops 6 10 8 3 8 35
718 Virtual Machine Task or Process Management or Task Management/Control (Electrical Computers and Digital Processing Systems) 8 5 3 9 10 35
123 Internal-Combustion Engines 7 5 8 10 4 34
156 Adhesive Bonding and Miscellaneous Chemical Manufacture 6 1 8 8 10 33
055 Gas Separation 5 7 6 5 9 32
307 Electrical Transmission or Interconnection Systems 4 6 11 5 6 32
380 Cryptography 1 3 7 12 9 32
033 Geometrical Instruments 12 8 6 4 1 31
180 Motor Vehicles 7 3 9 5 7 31
381 Electrical Audio Signal Processing Systems and Devices 2 6 4 8 11 31
221 Article Dispensing 3 1 7 11 8 30
473 Games Using Tangible Projectile 6 4 5 7 8 30
002 Apparel 1 0 12 10 6 29
134 Cleaning and Liquid Contact with Solids 3 5 3 7 11 29
398 Optical Communications 3 7 4 7 8 29
399 Electrophotography 7 8 6 5 2 28
704 DP: Speech Signal Processing, Linguistics, Language Translation, and Audio Compression/Decompression (Data Processing) 3 3 4 4 14 28
326 Electronic Digital Logic Circuitry 6 8 8 3 2 27
602 Surgery: Splint, Brace, or Bandage 1 4 6 7 8 26
607 Surgery: Light, Thermal, and Electrical Application 1 2 3 9 11 26
062 Refrigeration 1 4 6 7 7 25
066 Textiles: Knitting 5 7 5 4 4 25
211 Supports: Racks 2 1 12 6 4 25
315 Electric Lamp and Discharge Devices: Systems 4 8 2 4 7 25
330 Amplifiers 4 4 4 10 3 25
363 Electric Power Conversion Systems 3 3 7 5 7 25
429 Chemistry: Electrical Current Producing Apparatus, Product, and Process 2 4 5 4 10 25
070 Locks 7 3 5 5 4 24
242 Winding, Tensioning, or Guiding 6 1 3 9 5 24
244 Aeronautics and Astronautics 2 5 3 7 7 24
725 Interactive Video Distribution Systems 0 1 7 4 12 24
219 Electric Heating 6 3 5 3 6 23
320 Electricity: Battery or Capacitor Charging or Discharging 0 3 6 8 6 23
400 Typewriting Machines 3 5 6 5 4 23
436 Chemistry: Analytical and Immunological Testing 2 4 7 4 6 23
015 Brushing, Scrubbing, and General Cleaning 3 1 6 7 5 22
220 Receptacles 4 1 2 7 8 22
708 Arithmetic Processing and Calculating (Electrical Computers) 2 2 8 3 7 22
318 Electricity: Motive Power Systems 6 5 1 5 4 21
430 Radiation Imagery Chemistry: Process, Composition, or Product Thereof 4 3 9 3 2 21
452 Butchering 4 3 4 8 2 21
040 Card, Picture, or Sign Exhibiting 7 6 2 2 3 20
060 Power Plants 3 2 4 2 9 20
312 Supports: Cabinet Structure 5 4 4 6 1 20
358 Facsimile and Static Presentation Processing 2 2 5 5 6 20
417 Pumps 0 0 7 6 7 20
114 Ships 3 3 4 4 5 19
137 Fluid Handling 3 2 5 4 5 19
204 Chemistry: Electrical and Wave Energy 1 2 2 7 7 19
016 Miscellaneous Hardware (e.g., Bushing, Carpet Fastener, Caster, Door Closer, Panel Hanger, Attachable or Adjunct Handle, Hinge, Window Sash Balance, Etc.) 3 3 2 3 7 18
084 Music 3 5 4 4 2 18
160 Flexible or Portable Closure, Partition, or Panel 3 2 8 2 3 18
222 Dispensing (apparatus and process) 1 3 4 5 5 18
423 Chemistry of Inorganic Compounds 2 4 6 4 2 18
333 Wave Transmission Lines and Networks 2 2 3 5 5 17
343 Communications: Radio Wave Antennas 8 4 3 1 1 17
404 Road Structure, Process, or Apparatus 3 4 5 3 2 17
081 Tools 3 2 4 4 3 16
119 Animal Husbandry 2 5 1 3 5 16
198 Conveyors: Power-Driven 3 3 5 3 2 16
239 Fluid Sprinkling, Spraying, and Diffusing 2 5 3 4 2 16
292 Closure Fasteners 3 3 3 4 3 16
416 Fluid Reaction Surfaces (i.e., Impellers) 3 2 2 2 7 16
004 Baths, Closets, Sinks, and Spittoons 2 3 2 5 3 15
095 Gas Separation: Processes 1 3 6 1 4 15
106 Compositions: Coating or Plastic 1 5 5 2 2 15
108 Horizontally Supported Planar Surfaces 1 2 5 3 4 15
117 Single-Crystal, Oriented-Crystal, and Epitaxy Growth Processes; Non-Coating Apparatus Therefor 10 2 1 2 0 15
200 Electricity: Circuit Makers and Breakers 3 3 1 5 3 15
273 Amusement Devices: Games 3 3 3 3 3 15
426 Food or Edible Material: Processes, Compositions, and Products 2 0 4 1 8 15
148 Metal Treatment 2 5 1 5 1 14
181 Acoustics 0 2 0 5 7 14
241 Solid Material Comminution or Disintegration 1 2 5 6 0 14
285 Pipe Joints or Couplings 5 2 1 3 3 14
294 Handling: Hand and Hoist-Line Implements 3 4 1 4 2 14
378 X-Ray or Gamma Ray Systems or Devices 3 3 3 2 3 14
405 Hydraulic and Earth Engineering 1 4 2 4 3 14
414 Material or Article Handling 0 4 3 5 2 14
043 Fishing, Trapping, and Vermin Destroying 2 1 5 4 1 13
075 Specialized Metallurgical Processes, Compositions for Use Therein, Consolidated Metal Powder Compositions, and Loose Metal Particulate Mixtures 1 0 3 4 5 13
162 Paper Making and Fiber Liberation 1 0 3 5 4 13
228 Metal Fusion Bonding 3 4 3 3 0 13
335 Electricity: Magnetically Operated Switches, Magnets, and Electromagnets 1 4 2 2 4 13
336 Inductor Devices 0 2 5 4 2 13
434 Education and Demonstration 1 2 2 1 7 13
451 Abrading 0 3 1 3 6 13
463 Amusement Devices: Games 0 2 3 3 5 13
510 Cleaning Compositions for Solid Surfaces, Auxiliary Compositions Therefor, or Processes of Preparing the Compositions 3 2 2 3 3 13
083 Cutting 1 1 4 1 5 12
188 Brakes 1 2 2 3 4 12
310 Electrical Generator or Motor Structure 6 4 0 2 0 12
313 Electric Lamp and Discharge Devices 1 2 1 2 6 12
331 Oscillators 3 1 3 3 2 12
342 Communications: Directive Radio Wave Systems and Devices (e.g., Radar, Radio Navigation) 2 3 2 3 2 12
030 Cutlery 3 2 1 2 3 11
036 Boots, Shoes, and Leggings 3 4 1 1 2 11
136 Batteries: Thermoelectric and Photoelectric 1 2 3 3 2 11
144 Woodworking 2 0 2 4 3 11
164 Metal Founding 0 0 2 3 6 11
215 Bottles and Jars 4 0 2 1 4 11
224 Package and Article Carriers 4 1 2 3 1 11
396 Photography 1 1 4 3 2 11
415 Rotary Kinetic Fluid Motors or Pumps 1 2 1 2 5 11
493 Manufacturing Container or Tube From Paper; or Other Manufacturing From a Sheet or Web 1 3 3 1 3 11
504 Plant Protecting and Regulating Compositions 0 2 0 5 4 11
042 Firearms 3 1 1 1 4 10
057 Textiles: Spinning, Twisting, and Twining 3 2 1 3 1 10
141 Fluent Material Handling, with Receiver or Receiver Coacting Means 1 3 3 2 1 10
251 Valves and Valve Actuation 0 3 3 1 3 10
374 Thermal Measuring and Testing 1 3 2 3 1 10
410 Freight Accommodation On Freight Carrier 4 2 2 1 1 10
425 Plastic Article or Earthenware Shaping or Treating: Apparatus 1 0 4 3 2 10
008 Bleaching and Dyeing; Fluid Treatment and Chemical Modification of Textiles and Fibers 1 2 2 3 1 9
101 Printing 3 3 1 0 2 9
192 Clutches and Power-Stop Control 2 1 1 3 2 9
254 Implements or Apparatus for Applying Pushing or Pulling Force 0 3 1 4 1 9
269 Work Holders 1 1 3 2 2 9
408 Cutting by Use of Rotating Axially Moving Tool 2 2 0 4 1 9
409 Gear Cutting, Milling, or Planing 4 0 1 2 2 9
454 Ventilation 4 3 0 2 0 9
474 Endless Belt Power Transmission Systems or Components 1 1 3 2 2 9
502 Catalyst, Solid Sorbent, or Support Therefor: Product or Process of Making 0 0 4 2 3 9
024 Buckles, Buttons, Clasps, Etc. 3 0 1 3 1 8
065 Glass Manufacturing 1 3 0 1 3 8
074 Machine Element or Mechanism 0 3 3 1 1 8
135 Tent, Canopy, Umbrella, or Cane 3 1 1 1 2 8
194 Check-Actuated Control Mechanisms 0 0 0 2 6 8
347 Incremental Printing of Symbolic Information 1 2 0 3 2 8
368 Horology: Time Measuring Systems or Devices 1 1 3 1 2 8
386 Motion Video Signal Processing for Recording or Reproducing 0 1 2 1 4 8
401 Coating Implements with Material Supply 3 1 1 1 2 8
431 Combustion 2 0 2 2 2 8
445 Electric Lamp or Space Discharge Component or Device Manufacturing 0 2 1 2 3 8
450 Foundation Garments 1 1 5 0 1 8
034 Drying and Gas or Vapor Contact with Solids 2 1 1 1 2 7
072 Metal Deforming 0 3 1 2 1 7
182 Fire Escape, Ladder, or Scaffold 0 2 3 2 0 7
229 Envelopes, Wrappers, and Paperboard Boxes 0 2 3 2 0 7
266 Metallurgical Apparatus 0 3 1 0 3 7
290 Prime-Mover Dynamo Plants 2 1 1 0 3 7
089 Ordnance 0 2 1 1 2 6
116 Signals and Indicators 2 1 1 1 1 6
124 Mechanical Guns and Projectors 1 1 3 1 0 6
138 Pipes and Tubular Conduits 1 1 2 0 2 6
236 Automatic Temperature and Humidity Regulation 2 0 1 1 2 6
349 Liquid Crystal Cells, Elements and Systems 0 2 0 2 2 6
351 Optics: Eye Examining, Vision Testing and Correcting 1 0 2 1 2 6
353 Optics: Image Projectors 2 0 1 0 3 6
360 Dynamic Magnetic Information Storage or Retrieval 0 1 2 2 1 6
367 Communications, Electrical: Acoustic Wave Systems and Devices 1 4 0 1 0 6
028 Textiles: Manufacturing 3 2 0 0 0 5
044 Fuel and Related Compositions 0 2 1 0 2 5
047 Plant Husbandry 0 0 1 1 3 5
068 Textiles: Fluid Treating Apparatus 0 2 2 1 0 5
071 Chemistry: Fertilizers 0 1 0 1 3 5
096 Gas Separation: Apparatus 1 1 1 0 2 5
118 Coating Apparatus 2 1 1 1 0 5
126 Stoves and Furnaces 0 0 4 1 0 5
186 Merchandising 2 3 0 0 0 5
303 Fluid-Pressure and Analogous Brake Systems 1 2 0 1 1 5
337 Electricity: Electrothermally or Thermally Actuated Switches 0 0 2 1 2 5
366 Agitating (e.g., of articles and materials) 0 2 1 2 0 5
440 Marine Propulsion 1 1 3 0 0 5
014 Bridges 3 0 0 1 0 4
037 Excavating 0 0 3 1 0 4
049 Movable or Removable Closures 1 0 1 1 1 4
099 Foods and Beverages: Apparatus 1 0 1 1 1 4
100 Presses 2 0 0 2 0 4
105 Railway Rolling Stock 1 2 1 0 0 4
139 Textiles: Weaving 0 2 0 2 0 4
152 Resilient Tires and Wheels 0 0 0 1 3 4
261 Gas and Liquid Contact Apparatus 0 0 1 1 2 4
270 Sheet-Material Associating 1 2 0 1 0 4
271 Sheet Feeding or Delivering 0 1 2 0 1 4
464 Rotary Shafts, Gudgeons, Housings, and Flexible Couplings for Rotary Shafts 0 1 1 1 1 4
475 Planetary Gear Transmission Systems or Components 2 0 0 1 1 4
601 Surgery: Kinesitherapy 1 1 0 1 1 4
019 Textiles: Fiber Preparation 0 0 1 0 2 3
063 Jewelry 0 1 0 0 2 3
082 Turning (e.g., for metal working) 0 1 0 0 2 3
150 Purses, Wallets, and Protective Covers 0 0 1 1 1 3
165 Heat Exchange 1 0 0 1 1 3
172 Earth Working 0 0 0 3 0 3
177 Weighing Scales 0 1 0 1 1 3
205 Electrolysis: Processes, Compositions Used Therein, and Methods of Preparing the Compositions 0 1 1 1 0 3
209 Classifying, Separating, and Assorting Solids 0 0 1 2 0 3
277 Seal for a Joint or Juncture 0 0 1 1 1 3
279 Chucks or Sockets 0 0 0 0 3 3
322 Electricity: Single Generator Systems 2 1 0 0 0 3
392 Electric Resistance Heating Devices 0 0 0 1 2 3
411 Expanded, Threaded, Driven, Headed, Tool-Deformed, or Locked-Threaded Fastener 1 0 1 0 1 3
433 Dentistry 0 0 1 0 2 3
446 Amusement Devices: Toys 0 0 1 1 1 3
472 Amusement Devices 0 0 1 1 1 3
477 Interrelated Power Delivery Controls, Including Engine Control 1 0 2 0 0 3
585 Chemistry of Hydrocarbon Compounds 0 0 1 1 1 3
588 Hazardous or Toxic Waste Destruction or Containment 0 0 2 0 1 3
048 Gas: Heating and Illuminating 0 0 1 1 0 2
092 Expansible Chamber Devices 2 0 0 0 0 2
102 Ammunition and Explosives 0 1 1 0 0 2
122 Liquid Heaters and Vaporizers 0 0 2 0 0 2
157 Wheelwright Machines 0 1 0 0 1 2
166 Wells (shafts or deep borings in the earth, e.g., for oil and gas) 0 2 0 0 0 2
187 Elevator, Industrial Lift Truck, or Stationary Lift for Vehicle 0 1 0 1 0 2
193 Conveyors, Chutes, Skids, Guides, and Ways 1 0 0 1 0 2
201 Distillation: Processes, Thermolytic 0 0 0 1 1 2
208 Mineral Oils: Processes and Products 0 2 0 0 0 2
213 Railway Draft Appliances 0 0 1 1 0 2
216 Etching a Substrate: Processes 0 0 1 0 1 2
249 Static Molds 0 2 0 0 0 2
281 Books, Strips, and Leaves 0 0 2 0 0 2
298 Land Vehicles: Dumping 1 0 1 0 0 2
332 Modulators 0 0 1 0 1 2
372 Coherent Light Generators 1 1 0 0 0 2
383 Flexible Bags 1 0 1 0 0 2
384 Bearings 0 1 1 0 0 2
403 Joints and Connections 0 0 1 1 0 2
419 Powder Metallurgy Processes 0 1 0 0 1 2
420 Alloys or Metallic Compositions 0 0 0 1 1 2
441 Buoys, Rafts, and Aquatic Devices 1 0 0 0 1 2
503 Record Receiver Having Plural Interactive Leaves or a Colorless Color Former, Method of Use, or Developer Therefor 1 0 1 0 0 2
506 Combinatorial Chemistry Technology: Method, Library, Apparatus 0 0 2 0 0 2
508 Solid Anti-Friction Devices, Materials Therefor, Lubricant or Separant Compositions for Moving Solid Surfaces, and Miscellaneous Mineral Oil Compositions 1 0 0 1 0 2
023 Chemistry: Physical Processes 0 1 0 0 0 1
026 Textiles: Cloth Finishing 0 0 0 0 1 1
054 Harness for Working Animal 0 0 0 0 1 1
091 Motors: Expansible Chamber Type 1 0 0 0 0 1
104 Railways 1 0 0 0 0 1
110 Furnaces 0 0 0 0 1 1
111 Planting 0 1 0 0 0 1
112 Sewing 1 0 0 0 0 1
132 Toilet 0 0 0 1 0 1
140 Wireworking 0 0 0 0 1 1
142 Wood Turning 0 1 0 0 0 1
159 Concentrating Evaporators 0 0 0 1 0 1
169 Fire Extinguishers 0 0 1 0 0 1
184 Lubrication 0 0 0 0 1 1
190 Trunks and Hand-Carried Luggage 0 0 0 0 1 1
191 Electricity: Transmission To Vehicles 0 0 0 1 0 1
212 Traversing Hoists 1 0 0 0 0 1
227 Elongated-Member-Driving Apparatus 0 0 1 0 0 1
232 Deposit and Collection Receptacles 0 0 0 0 1 1
246 Railway Switches and Signals 1 0 0 0 0 1
267 Spring Devices 0 1 0 0 0 1
283 Printed Matter 0 0 1 0 0 1
299 Mining or In Situ Disintegration of Hard Material 1 0 0 0 0 1
305 Wheel Substitutes for Land Vehicles 0 0 0 0 1 1
369 Dynamic Information Storage or Retrieval 0 0 0 0 1 1
377 Electrical Pulse Counters, Pulse Dividers, or Shift Registers: Circuits and Systems 0 0 0 1 0 1
407 Cutters, for Shaping 1 0 0 0 0 1
432 Heating 0 0 1 0 0 1
453 Coin Handling 0 1 0 0 0 1
470 Threaded, Headed Fastener, or Washer Making: Process and Apparatus 0 0 0 1 0 1
483 Tool Changing 0 0 0 0 1 1
494 Imperforate Bowl: Centrifugal Separators 0 0 1 0 0 1
501 Compositions: Ceramic 0 0 1 0 0 1
ALL ALL CLASSES 1841 2012 2636 2607 2977 12073


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email: oeip@uspto.gov

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