US Patent Companies

C07D - Heterocyclic Compounds

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

B01L - Chemical OR Physical Laboratory Apparatus FOR General USE

A61N - ELECTROTHERAPY; MAGNETOTHERAPY; Radiation THERAPY; Ultrasound Therapy

A01B - Soil Working IN Agriculture OR FORESTRY; Parts, Details, OR Accessories OF Agricultural Machines OR Implements, IN General

H01M - Processes OR Means, e.g. Batteries, FOR THE Direct Conversion OF Chemical Energy Into Electrical Energy

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

H03K - Pulse Technique

F04D - Non-positive-displacement Pumps

E02B - Hydraulic Engineering

G01L - Measuring Force, Stress, Torque, Work, Mechanical Power, Mechanical Efficiency, OR Fluid Pressure

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

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

H02M - Apparatus FOR Conversion Between AC AND AC, Between AC AND DC, OR Between DC AND DC, AND FOR USE With Mains OR Similar Power Supply SYSTEMS; Conversion OF DC OR AC Input Power Into Surge Output POWER;

H04W - Wireless Communication Networks

F16F - SPRINGS; SHOCK-ABSORBERS; Means FOR Damping Vibration

A61B - DIAGNOSIS; SURGERY; Identification

B01J - Chemical OR Physical Processes, e.g. Catalysis OR Colloid CHEMISTRY; Their Relevant Apparatus

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

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

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

Y10T - Technical Subjects Covered BY Former US Classification

E02B - Hydraulic Engineering

C04B - Lime, MAGNESIA; SLAG; CEMENTS; Compositions Thereof, e.g. Mortars, Concrete OR Like Building MATERIALS; Artificial Stone ; Ceramics ; REFRACTORIES; Treatment OF Natural Stone

G02B - Optical Elements, Systems OR Apparatus

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

B62M - Rider Propulsion OF Wheeled Vehicles OR SLEDGES; Powered Propulsion OF Sledges OR ; SINGLE-TRACK; CYCLES; Transmissions Specially Adapted FOR Such Vehicles

B29C - Shaping OR Joining OF PLASTICS; Shaping OF Material IN A Plastic State, NOT Otherwise Provided FOR; After-treatment OF THE Shaped Products, e.g. Repairing

H10N - Electric Solid-state Devices NOT Otherwise Provided FOR

G06F - Electric Digital Data Processing

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

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

G06F - Electric Digital Data Processing

C10L - Fuels NOT Otherwise Provided FOR; Natural GAS; Synthetic Natural GAS Obtained BY Processes NOT Covered BY Subclasses C10g OR C10K; Liquified Petroleum GAS; USE OF Additives TO Fuels OR FIRES; Fire-lig

H01Q - Antennas, i.e. Radio Aerials

A61P - Specific Therapeutic Activity OF Chemical Compounds OR Medicinal Preparations

G06F - Electric Digital Data Processing

A61B - DIAGNOSIS; SURGERY; Identification

B60N - Seats Specially Adapted FOR VEHICLES; Vehicle Passenger Accommodation NOT Otherwise Provided FOR

H01L - Semiconductor Devices NOT Covered BY Class H10

A01H - NEW Plants OR ; NON-TRANSGENIC; Processes FOR Obtaining THEM; Plant Reproduction BY Tissue Culture Techniques

B62K - CYCLES; Cycle FRAMES; Cycle Steering DEVICES; Rider-operated Terminal Controls Specially Adapted FOR CYCLES; Cycle Axle SUSPENSIONS; Cycle Side-cars, Forecars, OR THE Like

H03K - Pulse Technique

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

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

G02B - Optical Elements, Systems OR Apparatus

B63B - Ships OR Other Waterborne VESSELS; Equipment FOR Shipping

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

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