US Patent Companies

C08J - WORKING-UP; General Processes OF COMPOUNDING; After-treatment NOT Covered BY Subclasses C08b, C08c, C08f, C08g or C08h

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

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

C22B - Production AND Refining OF Metals ; Pretreatment OF RAW Materials

H01R - Electrically-conductive CONNECTIONS; Structural Associations OF A Plurality OF Mutually-insulated Electrical Connecting ELEMENTS; Coupling DEVICES; Current Collectors

C07D - Heterocyclic Compounds

C08G - Macromolecular Compounds Obtained Otherwise Than BY Reactions Only Involving Unsaturated Carbon-to-carbon Bonds

H02K - Dynamo-electric Machines

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

C09K - Materials FOR Miscellaneous Applications, NOT Provided FOR Elsewhere

B65F - Gathering OR Removal OF Domestic OR Like Refuse

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

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

E03B - Installations OR Methods FOR Obtaining, Collecting, OR Distributing Water

G06F - Electric Digital Data Processing

G06F - Electric Digital Data Processing

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

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

H02B - Boards, Substations OR Switching Arrangements FOR THE Supply OR Distribution OF Electric Power

H02J - Circuit Arrangements OR Systems FOR Supplying OR Distributing Electric POWER; Systems FOR Storing Electric Energy

E21B - Earth OR Rock DRILLING; Obtaining OIL, GAS, Water, Soluble OR Meltable Materials OR A Slurry OF Minerals From Wells

A61M - Devices FOR Introducing Media Into, OR Onto, THE Body ; Devices FOR Transducing Body Media OR FOR Taking Media From THE Body ; Devices FOR Producing OR Ending Sleep OR Stupor

G06F - Electric Digital Data Processing

A47D - Furniture Specially Adapted FOR Children

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

B65D - Containers FOR Storage OR Transport OF Articles OR Materials, e.g. Bags, Barrels, Bottles, Boxes, Cans, Cartons, Crates, Drums, Jars, Tanks, Hoppers, Forwarding CONTAINERS; Accessories, Closures, OR F

B32B - Layered Products, i.e. Products Built-up OF Strata OF Flat OR Non-flat, e.g. Cellular OR Honeycomb, Form

C09J - ADHESIVES; Non-mechanical Aspects OF Adhesive Processes IN GENERAL; Adhesive Processes NOT Provided FOR ELSEWHERE; USE OF Materials AS Adhesives

G09B - Educational OR Demonstration APPLIANCES; Appliances FOR Teaching, OR Communicating With, THE Blind, Deaf OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; Diagrams

C07D - Heterocyclic Compounds

A61B - DIAGNOSIS; SURGERY; Identification

B01D - Separation

A61F - Filters Implantable Into Blood VESSELS; PROSTHESES; Devices Providing Patency TO, OR Preventing Collapsing OF, Tubular Structures OF THE Body, e.g. STENTS; Orthopaedic, Nursing OR Contraceptive Device

E02D - FOUNDATIONS; EXCAVATIONS; Embankments ; Underground OR Underwater Structures

Y02E - Reduction OF Greenhouse GAS [GHG] Emissions, Related TO Energy Generation, Transmission OR Distribution

C25D - Processes FOR THE Electrolytic OR Electrophoretic Production OF COATINGS; ELECTROFORMING; Apparatus Therefor

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

G06V - Image OR Video Recognition OR Understanding

F16B - Devices FOR Fastening OR Securing Constructional Elements OR Machine Parts Together, e.g. Nails, Bolts, Circlips, Clamps, Clips OR WEDGES; Joints OR Jointing

A63H - Toys, e.g. Tops, Dolls, Hoops OR Building Blocks

G02B - Optical Elements, Systems OR Apparatus

H10D - Inorganic Electric Semiconductor Devices

B62D - Motor VEHICLES; Trailers

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General

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

A63B - Apparatus FOR Physical Training, Gymnastics, Swimming, Climbing, OR FENCING; Ball GAMES; Training Equipment