Common metals and their alloys; aluminium; castings, foils, powders and rolled, drawn or extruded semi-finished articles of aluminum or aluminum alloys; aluminium ingots; bars for metal gratings; metal door handles; metal window handles; drawer handles made of metal; metal bars for further manufacture; cold cast metal bars; billets of metal; brazing rods; brazing alloys; rods of metal for welding; rods of metal for brazing and welding; extruded aluminum profiles; aluminium wire; sheet metal; sheet metal linings; sheet piles of metal; sheets and plates of metal; doorplates of metal; fish plates [rails]; aluminium foil; base metals in foil form [semi-wrought]; aluminum foil in the form of packaging material; preserve tins; trays of metal; aluminum band; metallic stripe; clad aluminum strip; binding strips of metal used on packaging; decorative metal profiles for use in further processing; poles of metal; mast for electric wires made of metal; pipes of metal; metal pipe fittings; metal pipe fittings; gutter pipes of metal; metal joints for pipes; junctions of metal for pipes; branching pipes of metal; metal clamps for pipes; metal fittings for pipes; metal elbows for flexible pipes; pipe extensions of metal; metal wall hooks; metal cables [non-electric]; metal wire [not electrical]; locks of metal; elbows of metal for pipes; metal expansion joints; brackets of metal for building; brackets of metal for furniture; metal gutter fittings; shelf brackets of metal; spacer brackets of metal; couplings of metal for chains; ventilating ducts of metal; ducts of metal for ventilating and air-conditioning installations; heating ducts of metal; ducts of metal, for central heating installations; building materials of metal; fired refractory materials of metal [building materials]; fabricated metal components for building foundations [construction materials]; curtain walls of metal; horticultural frames of metal; metal structural construction frames; door frames of metal; frames of metal for building; frames of metal for sliding doors; window frames of metal; aluminum window frames; door frames of metal for refrigerating rooms; bearing frames [structures] of metal; aluminium composite tubing for use in the manufacture of bicycle frames; metal roof tiles; ceiling panels of metal; ceilings of metal; ceiling supports of metal; ceiling tiles of metal; coverings of metal for ceilings; metal suspended ceiling systems comprising panels; floating floor boards of metal; casings of metal; metallic couplings for metal pipes, tubes and casings in the oil and gas industry; building panels of metal; fireproof metal panels for buildings; metal gutters; roof gutters of metal; street gutters of metal; spike barriers of metal for roads; anchor plates; plated steel; armour-plating of metal; diving boards of metal; films and sheets made from metal for use in the manufacture of circuit boards; doors of metal; folding doors of metal; armoured doors of metal; door bolts of metal; door fasteners of metal; door fittings of metal; metal door furniture; door handles of metal; door hinges of metal; door jambs of metal; door latches of metal; door locks of metal; metal interior doors; windows of metal; fittings of metal for windows; window fasteners of metal; locks of metal for windows; rolling window shutters of metal; sash fasteners of metal for windows; window cranks of metal; metal hooks for windows; window hinges of metal; window pulleys of metal; metal window rails; metal blind flanges; outdoor blinds of metal; metal rollers for blinds; railway material of metal; metal railway rails; masts of metal; metallic molds for metal casting; chill-moulds [foundry]; ores of metal; buildings, transportable, of metal; transportable metal building structures; cladding of metal for building; reinforcing materials of metal for pipes; aluminum reinforcement materials for concrete; reinforcing materials of metal for building; metal floor tiles; pillars of metal for building; staircases of metal; gratings of metal; roofing tiles of metal; roof coverings of metal; linings of metal for building; gates of metal; gate latches of metal; gate hooks and eyes of metal; metal gates; turnstiles of metal.

Hydrogen distribution pumps for petrol stations; pumps and dispensers [machines] for liquefied gas and for gas in gaseous form; electrolysis apparatus for electroplating; fuel dispensing pumps for service stations; compressed air pumps; pumps [parts of machines, motors or engines]; pumps [machines]; self-regulating fuel pumps; pumps, compressors and gas dispensers [machines]; power generators; gas filling installations; machines for producing hydrogen and oxygen by means of electrolysis windmill pumps; air turbines, not for land vehicles; wind turbines; generators for wind turbines; air-cooled condensers; controlled volume pumps; pumps for cooling engines; radiators [cooling] for engines; heat exchangers [parts of machinery]; pumps for heating installations; superheaters being parts of machines; water heaters as parts of machines; positive crankcase ventilation valves [PCV] for engines; engines for marine vessels; steam engines; hydraulic engines and motors; marine engines and parts and accessories thereof; pneumatic controller for motors; catalytic converters for motors and engines; hydraulic controllers for engines; water pumps for motors and engines; control mechanisms for machines and motors; control cables for machines and engines, except for land vehicles; internal combustion engines for power generation, except for land vehicles; wind-driven installations for the generation of electricity [wind farms]; hydroelectric plant for the generation of electricity [hydroelectric plant]; shaft couplings [machines]; couplings [parts of machinery]; couplings except for vehicles to land; hydraulic coupling [parts of machine].

Wind gauges; vibration sensors for installation in windmill housings; solar wafers; solar batteries; photovoltaic cells and modules; solar panels for the production of electricity; electronic sensors for measuring solar radiation; wavemeters; battery chargers; batteries; electrolytic cells; batteries for vehicles; batteries, electric; rechargeable batteries; chargers for electric accumulators; temperature sensors; heat detectors; heat regulation devices; electrical and electronic control devices when using devices or installations for heating; electrical and electronic control devices when using devices or installations for ventilation; thermostats for vehicle engines; light emitting diodes [led]; electrical installations for remote control of industrial operations; remote control apparatus for air conditioning installations; photovoltaic installations for the generation of electricity [photovoltaic power plants]; electrical and electronic control apparatus for the use of apparatus or installations for air conditioning; electric control devices for energy management; electrolysis apparatus for laboratory use; electric storage batteries; plates for batteries; electric cells; rechargeable electric batteries; battery charging units; electric batteries for vehicles; charging stations for electric vehicles; application software; computer software; software for creating, facilitating and managing remote access to and communication with local and global networks; software platforms; software for computer operating systems; software for industrial process control; computer software for automating and managing business procedures; computer software for data and document capture, transmission, storage and indexing; monitoring devices, not for medical purposes; devices for measuring voltage in electrical devices; electrical control, test and monitoring devices; downloadable computer software for remote monitoring and analysis; remote control apparatus and instruments; computer software for monitoring and operating the production, transport and distribution of biomass energy, hydropower, geothermal power, wind energy and solar energy; electricity meters; rectifiers [electricity]; connections [electricity]; transformers [electricity]; switchboxes [electricity]; inverters [electricity]; electric wires and cables; coils, electric; choking coils for use in electrical apparatus; circulator (electronic element); devices for material testing; power adapters; battery terminals; anodes; anode batteries; cathodes; cathode-ray tubes; cathodic anti-corrosion devices; battery boxes; battery adapters; battery cables; battery jars; battery cables; battery preheaters; battery separators; battery testers; grids for batteries; power units [batteries].

Gas burners for industrial purposes; gas burners; hydrogen generation plants for industrial purposes; hydrogen generators for industrial purposes; light-emitting diode [LED] lighting installations; light-emitting diodes [LED] lighting apparatus; light-emitting diode [LED] luminaires; automatic temperature regulators [thermostat valves] for central heating radiators; cooling installations for water; refrigerating apparatus; refrigerating machines; devices for air cooling; combination appliances for cooling and freezing; heat accumulators; heat pumps; heat regenerators; heating installations; heating devices; radiators [heating]; electric heaters; solar thermal collectors [heating]; water heaters for industrial purposes; hot water installations; solar water heaters; space heaters; electric radiators for heating buildings; boiler tubes [tubes] for heating installations; space heating apparatus for industrial purposes; coils [parts of distillation, heating or cooling installations]; air reheaters; ventilation fans for industrial purposes; ventilation apparatus; ventilation installations and devices; ventilation fans for commercial use; appliances for lighting, heating, steam generation, cooking, cooling, drying, ventilation; air conditioning installations; water distribution installations; installations for sewage treatment; cooling installations for water; lighting devices and installations; steam generating installations; air filtration installations; cooling installations for liquids; water treatment plant; air conditioners and installations; pipes [parts of sanitary installations]; central air conditioning installations for domestic purposes; central air conditioning installations for industrial purposes; vehicle heating unit; heating devices for defrosting vehicle windows; ventilation installations [air conditioning] for vehicles; air conditioning equipment for vehicles; luminaires for electrical devices.

Vehicle bodywork; vehicle chassis and structural elements; metal parts for vehicles, namely car exteriors and interiors, protective interior fittings of metal for car; aftermarket accessories for vehicles, namely custom radiator grills for vehicles; roof rails for vehicles; capsules in the form of insignia for vehicles; grills and spoilers for vehicle styling.

Replenishment of hydrogen gas for vehicles; repair of energy supply installations; construction and maintenance of petrol stations and filling facilities; refueling of motor vehicles and fuel cell vehicles; installation, repair and maintenance of hydrogen electrolysis plants; construction; installation services related to hydrogen production; construction and maintenance of hydrogen production facilities; construction and maintenance of electrolysis plants; installation, construction, maintenance and repair of installations, facilities, devices, instruments and pipelines for the distribution of gas, hydrogen and electricity; construction, maintenance and repair of power stations and other devices and installations for the production of power; fueling services for vessels, vehicles, trains and aircraft; assembly, installation, maintenance and repair of windmills, wind turbines and other wind-driven machines; assembly, installation, maintenance and repair of wind turbines, wind stations and other wind-driven machines; construction of wind power plants; consultancy relating to the installation, maintenance and repair of wind turbines and wind turbines; installation, maintenance and repair of anemometers; construction, assembly, installation, repair, renovation, maintenance and dismantling of wind farms; installation, maintenance and repair of solar cell systems for generating power, solar collectors and photovoltaic modules; installation, maintenance and repair of solar energy systems; installation, maintenance and repair of solar collectors; installation, maintenance and repair of wave energy conversion devices and wave energy power plants; installation, maintenance and repair of energy conversion devices, power plants; installation of solar panels, batteries and meters; installation, maintenance and repair of power plants and power grids; installation, maintenance and repair of hydropower plants; construction of hydroelectric power plants; installation, maintenance and repair of battery energy storage systems; charging of batteries and accumulators; installation, maintenance and repair of batteries and accumulators; installation of solar heating systems; installation and maintenance of computer hardware for the transmission of data for remote reading of electricity meters; construction of hydroelectric plants; installation, maintenance and repair of temperature control devices; installation, maintenance and repair of refrigeration and air conditioning systems for temperature controlled environments; installation, maintenance and repair of apparatus for heating, air purification, cooling, drying, ventilation, temperature control and air conditioning; installation of ventilation devices; repair of ventilation devices; installation, maintenance and repair of ventilating systems; installation, maintenance and repair of LED lighting devices; mining extraction.

Distribution of energy; distribution of renewable energy; storage of energy and fuels; transport and storage of liquid and solid gases and gases in gaseous form, supply of liquid and solid gases and gases in gaseous form; storage of gas and fuel for motor vehicles and fuel cell vehicles; gas supply services [distribution]; transport of hydrogen via pipelines, ships, trucks and trains; battery storage; consulting and advisory services related to transmission, distribution, supply and storage of hydrogen.

Production of energy; energy treatment and transformation; energy production from power plants; treatment of materials: hydrogen production; power and power generation; gas production; waste recycling, treatment and disposal [treatment of waste]; production of electrical energy from renewable sources; generation of electricity from wave, wind and solar energy; information and advisory services relating to the generation of electricity from wave energy; hydropower production; rental of energy generating equipment; rental of solar panels; processing of material; custom metal rolling to the order and specification of others; metallurgical treatment; recycling of metals; sorting of waste and recyclable material [transformation]; consulting and advisory services related to the generation of hydrogen.

Common metals and their alloys; aluminium; castings, foils, powders and rolled, drawn or extruded semi-finished articles of aluminum or aluminum alloys; aluminium ingots; bars for metal gratings; metal door handles; metal window handles; drawer handles made of metal; metal bars for further manufacture; cold cast metal bars; billets of metal; brazing rods; brazing alloys; rods of metal for welding; rods of metal for brazing and welding; extruded aluminum profiles; aluminium wire; sheet metal; sheet metal linings; sheet piles of metal; sheets and plates of metal; doorplates of metal; fish plates [rails]; aluminium foil; base metals in foil form [semi-wrought]; aluminum foil in the form of packaging material; preserve tins; trays of metal; aluminum band; metallic stripe (terms too vague in the opinion of the International Bureau - Rule 13 (2) (b) of the Regulations); clad aluminum strip; binding strips of metal used on packaging; decorative metal profiles for use in further processing; poles of metal; mast for electric wires made of metal; pipes of metal; metal pipe fittings; metal pipe fittings; gutter pipes of metal; metal joints for pipes; junctions of metal for pipes; branching pipes of metal; metal clamps for pipes; metal fittings for pipes; metal elbows for flexible pipes; pipe extensions of metal; metal wall hooks; metal cables [non-electric]; metal wire [not electrical]; locks of metal; elbows of metal for pipes; metal expansion joints; brackets of metal for building; brackets of metal for furniture; metal gutter fittings; shelf brackets of metal; spacer brackets of metal; couplings of metal for chains; ventilating ducts of metal; ducts of metal for ventilating and air-conditioning installations; heating ducts of metal; ducts of metal, for central heating installations; building materials of metal; fired refractory materials of metal [building materials]; fabricated metal components for building foundations [construction materials]; curtain walls of metal; horticultural frames of metal; metal structural construction frames; door frames of metal; frames of metal for building; frames of metal for sliding doors; window frames of metal; aluminum window frames; door frames of metal for refrigerating rooms; bearing frames [structures] of metal; aluminium composite tubing for use in the manufacture of bicycle frames; metal roof tiles; ceiling panels of metal; ceilings of metal; ceiling supports of metal; ceiling tiles of metal; coverings of metal for ceilings; metal suspended ceiling systems comprising panels; floating floor boards of metal; casings of metal; metallic couplings for metal pipes, tubes and casings in the oil and gas industry; building panels of metal; fireproof metal panels for buildings; metal gutters; roof gutters of metal; street gutters of metal; spike barriers of metal for roads; anchor plates; plated steel; armour-plating of metal; diving boards of metal; films and sheets made from metal for use in the manufacture of circuit boards; doors of metal; folding doors of metal; armoured doors of metal; door bolts of metal; door fasteners of metal; door fittings of metal; metal door furniture; door handles of metal; door hinges of metal; door jambs of metal; door latches of metal; door locks of metal; metal interior doors; windows of metal; fittings of metal for windows; window fasteners of metal; locks of metal for windows; rolling window shutters of metal; sash fasteners of metal for windows; window cranks of metal; metal hooks for windows; window hinges of metal; window pulleys of metal; metal window rails; metal blind flanges; outdoor blinds of metal; metal rollers for blinds; railway material of metal; metal railway rails; masts of metal; metallic molds for metal casting; chill-moulds [foundry]; ores of metal; buildings, transportable, of metal; transportable metal building structures; cladding of metal for building; reinforcing materials of metal for pipes; aluminum reinforcement materials for concrete; reinforcing materials of metal for building; metal floor tiles; pillars of metal for building; staircases of metal; gratings of metal; roofing tiles of metal; roof coverings of metal; linings of metal for building; gates of metal; gate latches of metal; gate hooks and eyes of metal; metal gates; turnstiles of metal.

Hydrogen distribution pumps for petrol stations; pumps and dispensers [machines] for liquefied gas and for gas in gaseous form; electrolysis apparatus for electroplating; fuel dispensing pumps for service stations; compressed air pumps; pumps [parts of machines, motors or engines]; pumps [machines]; self-regulating fuel pumps; pumps, compressors and gas dispensers [machines]; power generators; gas filling installations; machines for producing hydrogen and oxygen by means of electrolysis windmill pumps; air turbines, not for land vehicles; wind turbines; generators for wind turbines; air-cooled condensers; controlled volume pumps; pumps for cooling engines; radiators [cooling] for engines; heat exchangers [parts of machinery]; pumps for heating installations; superheaters being parts of machines; water heaters as parts of machines; positive crankcase ventilation valves [pcv] for engines; engines for marine vessels; steam engines; hydraulic engines and motors; marine engines and parts and accessories thereof; pneumatic controller for motors; catalytic converters for motors and engines; hydraulic controllers for engines; water pumps for motors and engines; control mechanisms for machines and motors; control cables for machines and engines, except for land vehicles; internal combustion engines for power generation, except for land vehicles; wind-driven installations for the generation of electricity [wind farms]; hydroelectric plant for the generation of electricity [hydroelectric plant]; shaft couplings [machines]; couplings [parts of machinery]; couplings except for vehicles to land; hydraulic coupling [parts of machine].

Wind gauges; vibration sensors for installation in windmill housings; solar wafers; solar batteries; photovoltaic cells and modules; solar panels for the production of electricity; electronic sensors for measuring solar radiation; wavemeters; battery chargers; batteries; electrolytic cells; batteries for vehicles; batteries, electric; rechargeable batteries; chargers for electric accumulators; temperature sensors; heat detectors; heat regulation devices; electrical and electronic control devices when using devices or installations for heating; electrical and electronic control devices when using devices or installations for ventilation; thermostats for vehicle engines; light emitting diodes [led]; electrical installations for remote control of industrial operations; remote control apparatus for air conditioning installations; photovoltaic installations for the generation of electricity [photovoltaic power plants]; electrical and electronic control apparatus for the use of apparatus or installations for air conditioning; electric control devices for energy management; electrolysis apparatus for laboratory use; electric storage batteries; plates for batteries; electric cells; rechargeable electric batteries; battery charging units; electric batteries for vehicles; charging stations for electric vehicles; application software; computer software; software for creating, facilitating and managing remote access to and communication with local and global networks; software platforms; software for computer operating systems; software for industrial process control; computer software for automating and managing business procedures; computer software for data and document capture, transmission, storage and indexing; monitoring devices, not for medical purposes; devices for measuring voltage in electrical devices; electrical control, test and monitoring devices; downloadable computer software for remote monitoring and analysis; remote control apparatus and instruments; computer software for monitoring and operating the production, transport and distribution of biomass energy, hydropower, geothermal power, wind energy and solar energy; electricity meters; rectifiers [electricity]; connections [electricity]; transformers [electricity]; switchboxes [electricity]; inverters [electricity]; electric wires and cables; coils, electric; choking coils for use in electrical apparatus; circulator (electronic element); devices for material testing; power adapters; battery terminals; anodes; anode batteries; cathodes; cathode-ray tubes; cathodic anti-corrosion devices; battery boxes; battery adapters; battery cables; battery jars; battery cables; battery preheaters; battery separators; battery testers; grids for batteries; power units [batteries].

Gas burners for industrial purposes; gas burners; hydrogen generation plants for industrial purposes; hydrogen generators for industrial purposes; light-emitting diode [LED] lighting installations; light-emitting diodes [LED] lighting apparatus; light-emitting diode [LED] luminaires; automatic temperature regulators [thermostat valves] for central heating radiators; cooling installations for water; refrigerating apparatus; refrigerating machines; devices for air cooling; combination appliances for cooling and freezing; heat accumulators; heat pumps; heat regenerators; heating installations; heating devices; radiators [heating]; electric heaters; solar thermal collectors [heating]; water heaters for industrial purposes; hot water installations; solar water heaters; space heaters; electric radiators for heating buildings; boiler tubes [tubes] for heating installations; space heating apparatus for industrial purposes; coils [parts of distillation, heating or cooling installations]; air reheaters; ventilation fans for industrial purposes; ventilation apparatus; ventilation installations and devices; ventilation fans for commercial use; appliances for lighting, heating, steam generation, cooking, cooling, drying, ventilation; air conditioning installations; water distribution installations; installations for sewage treatment; cooling installations for water; lighting devices and installations; steam generating installations; air filtration installations; cooling installations for liquids; water treatment plant; air conditioners and installations; pipes [parts of sanitary installations]; central air conditioning installations for domestic purposes; central air conditioning installations for industrial purposes; vehicle heating unit; heating devices for defrosting vehicle windows; ventilation installations [air conditioning] for vehicles; air conditioning equipment for vehicles; luminaires for electrical devices.

Vehicle bodywork; vehicle chassis and structural elements; metal parts for vehicles, namely car exteriors and interiors, protective interior fittings of metal for car; aftermarket accessories for vehicles, namely custom radiator grills for vehicles; roof rails for vehicles; capsules in the form of insignia for vehicles; grills and spoilers for vehicle styling.

Metal patio table.

Replenishment of hydrogen gas for vehicles; repair of energy supply installations; construction and maintenance of petrol stations and filling facilities; refueling of motor vehicles and fuel cell vehicles; installation, repair and maintenance of hydrogen electrolysis plants; construction; installation services related to hydrogen production; construction and maintenance of hydrogen production facilities; construction and maintenance of electrolysis plants; installation, construction, maintenance and repair of installations, facilities, devices, instruments and pipelines for the distribution of gas, hydrogen and electricity; construction, maintenance and repair of power stations and other devices and installations for the production of power; fueling services for vessels, vehicles, trains and aircraft; assembly, installation, maintenance and repair of windmills, wind turbines and other wind-driven machines; assembly, installation, maintenance and repair of wind turbines, wind stations and other wind-driven machines; construction of wind power plants; consultancy relating to the installation, maintenance and repair of wind turbines and wind turbines; installation, maintenance and repair of anemometers; construction, assembly, installation, repair, renovation, maintenance and dismantling of wind farms; installation, maintenance and repair of solar cell systems for generating power, solar collectors and photovoltaic modules; installation, maintenance and repair of solar energy systems; installation, maintenance and repair of solar collectors; installation, maintenance and repair of wave energy conversion devices and wave energy power plants; installation, maintenance and repair of energy conversion devices, power plants; installation of solar panels, batteries and meters; installation, maintenance and repair of power plants and power grids; installation, maintenance and repair of hydropower plants; construction of hydroelectric power plants; installation, maintenance and repair of battery energy storage systems; charging of batteries and accumulators; installation, maintenance and repair of batteries and accumulators; installation of solar heating systems; installation and maintenance of computer hardware for the transmission of data for remote reading of electricity meters; construction of hydroelectric plants; installation, maintenance and repair of temperature control devices; installation, maintenance and repair of refrigeration and air conditioning systems for temperature controlled environments; installation, maintenance and repair of apparatus for heating, air purification, cooling, drying, ventilation, temperature control and air conditioning; installation of ventilation devices; repair of ventilation devices; installation, maintenance and repair of ventilating systems; installation, maintenance and repair of LED lighting devices; mining extraction.

Distribution of energy; distribution of renewable energy; storage of energy and fuels; transport and storage of liquid and solid gases and gases in gaseous form, supply of liquid and solid gases and gases in gaseous form; storage of gas and fuel for motor vehicles and fuel cell vehicles; gas supply services [distribution]; transport of hydrogen via pipelines, ships, trucks and trains; battery storage; consulting and advisory services related to the transmission, distribution, supply and storage of hydrogen.

Production of energy; energy treatment and transformation; energy production from power plants; treatment of materials: hydrogen production (terms too vague in the opinion of the International Bureau - Rule 13 (2) (b) of the Regulations); power and power generation; gas production; waste recycling, treatment and disposal [treatment of waste]; production of electrical energy from renewable sources; generation of electricity from wave, wind and solar energy; information and advisory services relating to the generation of electricity from wave energy; hydropower production; rental of energy generating equipment; rental of solar panels; processing of material; custom metal rolling to the order and specification of others; metallurgical treatment; recycling of metals; sorting of waste and recyclable material [transformation]; consulting and advisory services related to the generation of hydrogen.

Engineering; advice on energy saving; engineering services within energy technology; development of hydrogen infrastructure [technical expertise], development of electrolysis plant infrastructure [technical expertise], engineering services in electric power and hydrogen production; design services for power plants and production facilities; industrial analysis and research within renewable energy sources; geological exploration; geological prospecting; geological research; engineering activities; research in environmental science, hydrogen production, greenhouse gas emissions and related technologies; information and advice related to technological and scientific research in environmental science, hydrogen production, greenhouse gas emissions and related technologies; design and development of hardware and software; design of energy and power systems; technological analysis relating to energy and power needs of others; development of energy and power management systems; conducting technical project studies and engineering or technological consultancy services relating to other people' s power and energy needs and the generation and supply of power and energy; consultancy relating to scientific research in the field of environmental protection; technological consultancy and scientific research and development for the gas industry; technological consultancy, technical design and technical planning of production facilities; technological consultancy and scientific research and development for the hydrogen industry; providing technical advice relating to energy-saving measures; consultancy relating to technical and scientific analysis; technical advice relating to the application and use of computer software; engineering design services; consultancy in the field of technological research; technological consultancy within energy production and use; technological consultancy within alternative energy production; technical research projects and studies; analysis of technical data; conducting research and technical project studies relating to the use of natural energy; consulting in energy saving and energy efficiency; installation of artificial intelligence software; installation of software applications for internet of things [IoT] enabled devices; programming of energy management software; energy audit services; energy audit services related to electricity and natural gas; technical design services related to electricity plants, wind farms and solar parks; technical development of structural elements, units and systems for solar collectors and solar cell systems; engineering services related to energy supply systems; design and development of systems for regenerative energy production; technical testing services; mechanical and electrical engineering services; technical measuring services; engineering services within environmental technology; engineering services within building technology; engineering design services; services within electrical engineering; technical design and planning of power stations; execution of technical project studies for construction projects; design and development of energy distribution networks; design and development of software for control, regulation and monitoring of solar energy, wind energy and hydropower systems; providing of information on research and technical project studies related to the use of natural energy; industrial design; software engineering; programming of software for database management; design and development of software for electronic databases; technical support services for computer software; design, development, installation and maintenance of computer software; development and testing of data processing methods, algorithms and software; programming of computer software for evaluation and calculation of data; programming of computer software for reading, transferring and organizing data; monitoring of computer systems to detect security breaches; monitoring of computer systems by remote access; environmental monitoring services; design and development of software for the control, regulation and monitoring of biomass energy systems, hydropower systems, geothermal power systems, wind energy systems and solar energy systems; energy audit; technical consultancy in the field of energy saving and energy efficiency; technical consultancy related to energy performance contracting [EPC] (terms too vague in the opinion of the International Bureau - Rule 13 (2) (b) of the Regulations); consultancy related to technological services within power and energy supply; development of energy and power management systems; design and development of energy management software; mining and mineral exploration services; development in the field of environmentally friendly forms of energy and power.