US Patent Companies

H04L - Transmission OF Digital Information, e.g. Telegraphic Communication

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General

F25B - Refrigeration Machines, Plants OR SYSTEMS; Combined Heating AND Refrigeration SYSTEMS; Heat Pump Systems

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy

H01F - MAGNETS; INDUCTANCES; TRANSFORMERS; Selection OF Materials FOR Their Magnetic Properties

A61B - DIAGNOSIS; SURGERY; Identification

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

A63C - SKATES; SKIS; Roller SKATES; Design OR Layout OF Courts, Rinks OR THE Like

B33Y - Additive Manufacturing, i.e. Manufacturing OF Three-dimensional [3-D] Objects BY Additive Deposition, Additive Agglomeration OR Additive Layering, e.g. BY 3-D Printing, Stereolithography OR Selective

G07F - Coin-freed OR Like Apparatus

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy

F23C - Methods OR Apparatus FOR Combustion Using Fluid Fuel OR Solid Fuel Suspended IN ; A Carrier GAS OR; AIR

F04C - Rotary-piston, OR Oscillating-piston, Positive-displacement Machines FOR Liquids ; Rotary-piston, OR Oscillating-piston, Positive-displacement Pumps

B65G - Transport OR Storage Devices, e.g. Conveyors FOR Loading OR Tipping, Shop Conveyor Systems OR Pneumatic Tube Conveyors

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR

G06T - Image Data Processing OR Generation, IN General

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR

C07C - Acyclic OR Carbocyclic Compounds

G04B - Mechanically-driven Clocks OR WATCHES; Mechanical Parts OF Clocks OR Watches IN GENERAL; Time Pieces Using THE Position OF THE SUN, Moon OR Stars

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

A61B - DIAGNOSIS; SURGERY; Identification

B25J - MANIPULATORS; Chambers Provided With Manipulation Devices

A01B - Soil Working IN Agriculture OR FORESTRY; Parts, Details, OR Accessories OF Agricultural Machines OR Implements, IN General

A21D - Treatment OF Flour OR Dough FOR Baking, e.g. BY Addition OF MATERIALS; BAKING; Bakery Products

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes

A42B - HATS; Head Coverings

A47J - Kitchen EQUIPMENT; Coffee MILLS; Spice MILLS; Apparatus FOR Making Beverages

G06T - Image Data Processing OR Generation, IN General

G06F - Electric Digital Data Processing

Y10T - Technical Subjects Covered BY Former US Classification

D21J - FIBREBOARD; Manufacture OF Articles From Cellulosic Fibrous Suspensions OR From Papier-mache

G01N - Investigating OR Analysing Materials BY Determining Their Chemical OR Physical Properties

A45C - PURSES; LUGGAGE; Hand Carried Bags

H04R - Loudspeakers, Microphones, Gramophone Pick-ups OR Like Acoustic Electromechanical TRANSDUCERS; Deaf-aid SETS; Public Address Systems

F21V - Functional Features OR Details OF Lighting Devices OR Systems THEREOF; Structural Combinations OF Lighting Devices With Other Articles, NOT Otherwise Provided FOR

B41J - TYPEWRITERS; Selective Printing Mechanisms, i.e. Mechanisms Printing Otherwise Than From A FORME; Correction OF Typographical Errors

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

H01Q - Antennas, i.e. Radio Aerials

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables

B25B - Tools OR Bench Devices NOT Otherwise Provided FOR, FOR Fastening, Connecting, Disengaging OR Holding

G06F - Electric Digital Data Processing

H04M - Telephonic Communication

Y02D - Climate Change Mitigation Technologies IN Information AND Communication Technologies [ICT], I.E. Information AND Communication Technologies Aiming AT THE Reduction OF Their OWN Energy USE

F16K - VALVES; TAPS; COCKS; ACTUATING-FLOATS; Devices FOR Venting OR Aerating