US Patent Companies

H01L - Semiconductor Devices NOT Covered BY Class H10

D05B - Sewing

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

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

G01V - GEOPHYSICS; Gravitational MEASUREMENTS; Detecting Masses OR OBJECTS; Tags

C07K - Peptides

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

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

A61B - DIAGNOSIS; SURGERY; Identification

C12Q - Measuring OR Testing Processes Involving Enzymes, Nucleic Acids OR Microorganisms ; Compositions OR Test Papers THEREFOR; Processes OF Preparing Such COMPOSITIONS; Condition-responsive Control IN Micr

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

B04B - Centrifuges

A61H - Physical Therapy Apparatus, e.g. Devices FOR Locating OR Stimulating Reflex Points IN THE BODY; Artificial RESPIRATION; MASSAGE; Bathing Devices FOR Special Therapeutic OR Hygienic Purposes OR Specifi

H02G - Installation OF Electric Cables OR Lines, OR OF Combined Optical AND Electric Cables OR Lines

H10F - Inorganic Semiconductor Devices Sensitive TO Infrared Radiation, Light, Electromagnetic Radiation OF Shorter Wavelength OR Corpuscular Radiation

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture

F16H - Gearing

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

H04N - Pictorial Communication, e.g. Television

F21S - Non-portable Lighting DEVICES; Systems THEREOF; Vehicle Lighting Devices Specially Adapted FOR Vehicle Exteriors

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

A45C - PURSES; LUGGAGE; Hand Carried Bags

F41A - Functional Features OR Details Common TO Both Smallarms AND Ordnance, e.g. CANNONS; Mountings FOR Smallarms OR Ordnance

B25H - Workshop Equipment, e.g. FOR Marking-out WORK; Storage Means FOR Workshops

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

C09D - Coating Compositions, e.g. Paints, Varnishes OR LACQUERS; Filling PASTES; Chemical Paint OR INK REMOVERS; INKS; Correcting FLUIDS; WOODSTAINS; Pastes OR Solids FOR Colouring OR PRINTING; USE OF Materi

F22B - Methods OF Steam GENERATION; Steam Boilers

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

E04B - General Building CONSTRUCTIONS; Walls, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; Insulation OR Other Protection OF Buildings

B42D - BOOKS; Book COVERS; Loose LEAVES; Printed Matter Characterised BY Identification OR Security FEATURES; Printed Matter OF Special Format OR Style NOT Otherwise Provided FOR; Devices FOR USE Therewith A

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

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

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

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

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

A23F - COFFEE; TEA; Their SUBSTITUTES; Manufacture, Preparation, OR Infusion Thereof

G16H - Healthcare Informatics, i.e. Information AND Communication Technology [ICT] Specially Adapted FOR THE Handling OR Processing OF Medical OR Healthcare Data

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

C12P - Fermentation OR Enzyme-using Processes TO Synthesise A Desired Chemical Compound OR Composition OR TO Separate Optical Isomers From A Racemic Mixture

G06F - Electric Digital Data Processing

E04G - SCAFFOLDING; FORMS; SHUTTERING; Building Implements OR Aids, OR Their USE; Handling Building Materials ON THE SITE; Repairing, Breaking-up OR Other Work ON Existing Buildings

F16L - PIPES; Joints OR Fittings FOR PIPES; Supports FOR Pipes, Cables OR Protective TUBING; Means FOR Thermal Insulation IN General

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

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

C07C - Acyclic OR Carbocyclic Compounds