US Patent Companies

A61B - DIAGNOSIS; SURGERY; Identification

G01D - Measuring NOT Specially Adapted FOR A Specific VARIABLE; Arrangements FOR Measuring TWO OR More Variables NOT Covered IN A Single Other SUBCLASS; Tariff Metering APPARATUS; Measuring OR Testing NOT OT

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE

G06F - Electric Digital Data Processing

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

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

C01B - Non-metallic ELEMENTS; Compounds THEREOF; ; Metalloids OR Compounds Thereof NOT Covered BY Subclass C01c

H02K - Dynamo-electric Machines

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

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes

G06K - Graphical Data Reading ; Presentation OF DATA; Record CARRIERS; Handling Record Carriers

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

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

G01K - Measuring TEMPERATURE; Measuring Quantity OF HEAT; Thermally-sensitive Elements NOT Otherwise Provided FOR

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

G01R - Measuring Electric VARIABLES; Measuring Magnetic Variables

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

G02B - Optical Elements, Systems OR Apparatus

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

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

D06M - Treatment, NOT Provided FOR Elsewhere IN Class D06, OF Fibres, Threads, Yarns, Fabrics, Feathers OR Fibrous Goods Made From Such Materials

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

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

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

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

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

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

A44B - Buttons, Pins, Buckles, Slide Fasteners, OR THE Like

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

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

F16D - Couplings FOR Transmitting ROTATION; CLUTCHES; Brakes

A62B - Devices, Apparatus OR Methods FOR Life-saving

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

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

E01H - Street CLEANING; Cleaning OF Permanent WAYS; Cleaning BEACHES; Dispersing ; OR PREVENTING; FOG IN General ; Cleaning Street OR Railway Furniture OR Tunnel Walls

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

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

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

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

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

B60Q - Arrangement OF Signalling OR Lighting Devices, THE Mounting OR Supporting Thereof OR Circuits Therefor, FOR Vehicles IN General

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

A61K - Preparations FOR Medical, Dental OR Toiletry Purposes

G06F - Electric Digital Data Processing

E01F - Additional Work, Such AS Equipping Roads OR THE Construction OF Platforms, Helicopter Landing Stages, Signs, Snow Fences, OR THE Like

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