US Patent Companies

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

B65F - Gathering OR Removal OF Domestic OR Like Refuse

F41B - Weapons FOR Projecting Missiles Without USE OF Explosive OR Combustible Propellant CHARGE; Weapons NOT Otherwise Provided FOR

H03H - Impedance Networks, e.g. Resonant CIRCUITS; Resonators

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

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

E04F - Finishing Work ON Buildings, e.g. Stairs, Floors

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

B65H - Handling Thin OR Filamentary Material, e.g. Sheets, Webs, Cables

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

B60L - Propulsion OF Electrically-propelled Vehicles ; Supplying Electric Power FOR Auxiliary Equipment OF Electrically-propelled Vehicles ; Electrodynamic Brake Systems FOR Vehicles IN General ; Magnetic SU

C07C - Acyclic OR Carbocyclic Compounds

F01L - Cyclically Operating Valves FOR Machines OR Engines

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

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components

G06F - Electric Digital Data Processing

E06B - Fixed OR Movable Closures FOR Openings IN Buildings, Vehicles, Fences OR Like Enclosures IN General, e.g. Doors, Windows, Blinds, Gates

B01D - Separation

E01C - Construction OF, OR Surfaces FOR, Roads, Sports Grounds, OR THE LIKE; Machines OR Auxiliary Tools FOR Construction OR Repair

B60B - Vehicle Wheels ; CASTORS; Axles FOR Wheels OR CASTORS; Increasing Wheel Adhesion

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

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

B60D - Vehicle Connections

H04N - Pictorial Communication, e.g. Television

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

A47C - CHAIRS; SOFAS; Beds

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

H01H - Electric SWITCHES; RELAYS; SELECTORS; Emergency Protective Devices

H10D - Inorganic Electric Semiconductor Devices

A61B - DIAGNOSIS; SURGERY; Identification

G08B - Signalling OR Calling SYSTEMS; Order TELEGRAPHS; Alarm Systems

G06F - Electric Digital Data Processing

G06F - Electric Digital Data Processing

B64C - AEROPLANES; Helicopters

G06F - Electric Digital Data Processing

H05K - Printed CIRCUITS; Casings OR Constructional Details OF Electric APPARATUS; Manufacture OF Assemblages OF Electrical Components

C08K - Use of inorganic or non-macromolecular organic substances as compounding ingredients

Y10T - Technical Subjects Covered BY Former US Classification

A47L - Domestic Washing OR Cleaning ; Suction Cleaners IN General

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

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

C23C - Coating Metallic MATERIAL; Coating Material With Metallic MATERIAL; Surface Treatment OF Metallic Material BY Diffusion Into THE Surface, BY Chemical Conversion OR SUBSTITUTION; Coating BY Vacuum Evap

A24F - Smokers' REQUISITES; Match BOXES; Simulated Smoking Devices

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations