4
Electrical energy; Electrical energy from renewable sources; Electrical energy from solar power; Electrical energy from wind power
7
Current generators; Wind-powered electricity generators; Hydroelectric installations for generating electricity; Wind turbines; Generators for wind turbines
9
Photovoltaic apparatus and installations for generating solar electricity; Solar energy collectors for electricity generation; Photovoltaic installations for generating electricity [photovoltaic power plants]; Electric power units; Inverters [electricity] for generating power; Photovoltaic inverters; Apparatus and instruments for accumulating, regulating, conducting or storing electricity; Solar batteries; Solar cells; Solar battery chargers; apparatus for the testing of solar cells and solar panels; Photovoltaic solar modules; Solar cells for electricity generation; Apparatus for converting solar energy into electrical energy; Parts for all the aforesaid goods, included in class 9
37
Building, construction and demolition; Rental of tools, plant and equipment for construction, demolition, cleaning and maintenance; Repair of construction machines and equipment; Building construction advisory services; Repair of power generating apparatus and installations; Installation of electrical and generating machinery; Advisory services relating to the installation of generators; Charging of batteries and power storage devices, and rental of equipment therefore; Maintenance and repair of electricity generators; Repair or maintenance of power generators; Providing information relating to the repair or maintenance of power generators
39
Distribution and transmission of electricity; Storage of goods; Storage of electricity; Storage of accumulators [batteries] for photovoltaic installations
40
services for production of electricity from waste, heat, water, wind, and solar energy; Advisory services, in the following fields: Energy (Production of -); Forecasting and balancing of renewable energy production