US Patent Companies

F42B - Explosive Charges, e.g. FOR Blasting, Fireworks, Ammunition

H10H - Inorganic Light-emitting Semiconductor Devices Having Potential Barriers

H10K - Organic Electric Solid-state Devices

C13K - Saccharides Obtained From Natural Sources OR BY Hydrolysis OF Naturally Occurring Disaccharides, Oligosaccharides OR Polysaccharides

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

C25C - Processes FOR THE Electrolytic Production, Recovery OR Refining OF METALS; Apparatus Therefor

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

B27C - Planing, Drilling, Milling, Turning OR Universal Machines FOR Wood OR Similar Material

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

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

C12N - Microorganisms OR ENZYMES; Compositions THEREOF; Propagating, Preserving, OR Maintaining MICROORGANISMS; Mutation OR Genetic ENGINEERING; Culture Media

A61B - DIAGNOSIS; SURGERY; Identification

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

A62C - Fire-fighting

G06T - Image Data Processing OR Generation, IN General

E05B - LOCKS; Accessories THEREFOR; Handcuffs

F16N - Lubricating

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

G02B - Optical Elements, Systems OR Apparatus

B27N - Manufacture BY DRY Processes OF Articles, With OR Without Organic Binding Agents, Made From Particles OR Fibres Consisting OF Wood OR Other Lignocellulosic OR Like Organic Material

B64D - Equipment FOR Fitting IN OR TO AIRCRAFT; Flight SUITS; PARACHUTES; Arrangement OR Mounting OF Power Plants OR Propulsion Transmissions IN Aircraft

E05B - LOCKS; Accessories THEREFOR; Handcuffs

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables

G02B - Optical Elements, Systems OR Apparatus

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

B61F - Rail Vehicle Suspensions, e.g. Underframes, Bogies OR Arrangements OF Wheel AXLES; Rail Vehicles FOR USE ON Tracks OF Different WIDTH; Preventing Derailing OF Rail VEHICLES; Wheel Guards, Obstruction

B60C - Vehicle TYRES; Tyre INFLATION; Tyre CHANGING; Connecting Valves TO Inflatable Elastic Bodies IN GENERAL; Devices OR Arrangements Related TO Tyres

G10L - Speech Analysis Techniques OR Speech SYNTHESIS; Speech RECOGNITION; Speech OR Voice Processing TECHNIQUES; Speech OR Audio Coding OR Decoding

H01L - Semiconductor Devices NOT Covered BY Class H10

G01S - Radio DIRECTION-FINDING; Radio NAVIGATION; Determining Distance OR Velocity BY USE OF Radio WAVES; Locating OR Presence-detecting BY USE OF THE Reflection OR Reradiation OF Radio WAVES; Analogous Arra

B65B - Machines, Apparatus OR Devices FOR, OR Methods OF, Packaging Articles OR MATERIALS; Unpacking

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

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

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

A01G - HORTICULTURE; Cultivation OF Vegetables, Flowers, Rice, Fruit, Vines, Hops OR SEAWEED; FORESTRY; Watering

C08L - Compositions OF Macromolecular Compounds

A01N - Preservation OF Bodies OF Humans OR Animals OR Plants OR Parts Thereof ; Biocides, e.g. AS Disinfectants, AS Pesticides OR AS Herbicides ; Pest Repellants OR ATTRACTANTS; Plant Growth Regulators

B23K - Soldering OR UNSOLDERING; WELDING; Cladding OR Plating BY Soldering OR WELDING; Cutting BY Applying Heat Locally, e.g. Flame CUTTING; Working BY Laser Beam

Y10T - Technical Subjects Covered BY Former US Classification

G06F - Electric Digital Data Processing

B61L - Guiding Railway TRAFFIC; Ensuring THE Safety OF Railway Traffic

A61B - DIAGNOSIS; SURGERY; Identification

A61B - DIAGNOSIS; SURGERY; Identification

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

G06F - Electric Digital Data Processing

E06C - Ladders

H04N - Pictorial Communication, e.g. Television

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

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