International patent classification (IPC)
International patent classification (IPC) - total
Agriculture; forestry; animal husbandry; hunting; trapping; fishing
Baking; equipment for making or processing doughs; doughs for baking
Butchering; meat treatment; processing poultry or fish
Foods or foodstuffs; their treatment, not covered by other classes
Tobacco; cigars; cigarettes; smokers' requisites
Furniture; domestic articles or appliances; coffee mills; spice mills; suction cleaners in general
Section B - Performing operations; transporting
Physical or chemical processes or apparatus in general
Crushing, pulverising, or disintegrating; preparatory treatment of grain for milling
Separation of solid materials using liquids or using pneumatic tables or jigs; magnetic or electrostatic separation of solid materials from solid materials or fluids; separation by high-voltage electric fields
Centrifugal apparatus or machines for carrying-out physical or chemical processes
Spraying or atomising in general; applying liquids or other fluent materials to surfaces, in general
Generating or transmitting mechanical vibrations in general
Disposal of solid waste; reclamation of contaminated soil
Mechanical metal-working without essentially removing material; punching metal
Machine tools; metal-working not otherwise provided for
Hand tools; portable power-driven tools; handles for hand implements; workshop equipment; manipulators
Working or preserving wood or similar material; nailing or stapling machines in general
Working of plastics; working of substances in a plastic state in general
Printing; lining machines; typewriters; stamps
Bookbinding; albums; files; special printed matter
Writing or drawing implements; bureau accessories
Land vehicles for travelling otherwise than on rails
Ships or other waterborne vessels; related equipment
Conveying; packing; storing; handling thin or filamentary material
Opening or closing bottles, jars or similar containers; liquid handling
Nanotechnology - Specific uses or applications of nano-structures
Nanotechnology for information processing, storage and transmission
Nanotechnology for interacting, sensing or actuating
Nanotechnology for materials and surface science
Methods or apparatus for measurement or analysis of nanostructures
Manufacture or treatment of nanostructures
Subject matter not provided for in other groups of this subclass
Treatment of water, waste water, sewage, or sludge
Cements; concrete; artificial stone; ceramics; refractories
Organic macromolecular compounds; their preparation or chemical working-up; compositions based thereon
Dyes; paints; polishes; natural resins; adhesives; compositions not otherwise provided for; applications of materials not otherwise provided for
Petroleum, gas or coke industries; technical gases containing carbon monoxide; fuels; lubricants; peat
Animal or vegetable oils, fats, fatty substances or waxes; fatty acids therefrom; detergents; candles
Biochemistry; beer; spirits; wine; vinegar; microbiology; enzymology; mutation or genetic engineering
Metallurgy; ferrous or non-ferrous alloys; treatment of alloys or non-ferrous metals
Coating metallic material; coating material with metallic material; chemical surface treatment; diffusion treatment of metallic material; coating by vacuum evaporation, by sputtering, by ion implantation or by chemical vapour deposition, in general; inhibiting corrosion of metallic material or incrustation in general
Electrolytic or electrophoretic processes; apparatus therefor
Natural or artificial threads or fibres; spinning
Yarns; mechanical finishing of yarns or ropes; warping or beaming
Braiding; lace-making; knitting; trimmings; non-woven fabrics
Treatment of textiles or the like; laundering; flexible materials not otherwise provided for
Construction of roads, railways, or bridges
Hydraulic engineering; foundations; soil-shifting
Locks; keys; window or door fittings; safes
Doors, windows, shutters, or roller blinds, in general; ladders
Section F - Mechanical engineering; lighting; heating; weapons; blasting
Machines or engines in general; engine plants in general; steam engines
Combustion engines; hot-gas or combustion-product engine plants
Machines or engines for liquids; wind, spring, or weight motors; producing mechanical power or a reactive propulsive thrust, not otherwise provided for
Positive-displacement machines for liquids; pumps for liquids or elastic fluids
Fluid-pressure actuators; hydraulics or pneumatics in general
Engineering elements or units; general measures for producing and maintaining effective functioning of machines or installations; thermal insulation in general
Storing or distributing gases or liquids
Combustion apparatus; combustion processes
Refrigeration or cooling; combined heating and refrigeration systems; heat pump systems; manufacture or storage of ice; liquefaction or solidification of gases
Photography; cinematography; analogous techniques using waves other than optical waves; electrography; holography
Educating; cryptography; display; advertising; seals
Generation, conversion, or distribution of electric power
Electric techniques not otherwise provided for
Computer and automated business equipment
Information and communication technology (ICT) - total
Technologies or applications for mitigation or adaptation against climate change
Capture, storage, sequestration or disposal of greenhouse gases
CO2 capture by rectification and condensation
Capture or disposal of greenhouse gases other than CO2
Capture or disposal of perfluorocarbons, hydrofluorocarbons or sulfur hexafluoride
Reduction of greenhouse gases emission, related to energy generation, transmission or distribution
Energy generation through renewable energy sources
Renewable energy sources: Geothermal energy
Renewable energy sources: Energy from sea
Renewable energy sources: Solar thermal energy
Renewable energy sources: Photovoltaic energy
Renewable energy sources: Thermal-Photovoltaic hybrids
Combustion technologies with mitigation potential
Technologies for a more efficient combustion or heat usage
Technologies for an efficient electrical power generation, transmission or distribution
Arrangements for eliminating or reducing asymmetry in polyphase networks
Superconducting electric elements and equipment
Methods and systems for the efficient management or operation of electric power systems
Technologies for the production of fuel of non-fossil origin
Technologies with potential or indirect contribution to GHG emissions mitigation
Other energy conversion or management systems reducing GHG emissions
Hydrogen from electrolysis with energy of non-fossil origin
Systems combining fuel cells with production of fuel of non-fossil origin
Systems combining energy storage with energy generation of non-fossil origin
Batteries, ultracapacitors, supercapacitors or double-layer capacitors, charging or discharging systems or methods for reducing GHG emissions
Climate change mitigation technologies related to wastewater treatment or waste management
Enabling technologies or technologies with a potential or indirect contribution to greenhouse gas (GHG) emissions mitigation