4
Electrical energy
9
Equipment and apparatus for household, sanitary, heating and energy technology, namely electric control apparatus, electric, mechanical and thermal measuring apparatus, data recording apparatus, apparatus (measuring apparatus) for temporal recording of energy amounts, energy inputs and other energy-related data
35
Recording, processing, billing and evaluation of energy, heat, cold, water, gas and electricity data and consumption, and of additional housing costs, for the purpose of billing and creating overviews (office functions); Business management, included in class 35; Business management; Administration services, namely computerised file management; Business administration; Office functions; Professional business energy consultancy and development of optimised professional business energy concepts for private and industrial use, included in class 35; Arranging contracts with electricity and energy suppliers; Professional business analysis of energy use
37
Maintenance of technical equipment and installations in the fields of electricity, gas, water, heating and renewable energy; Repair of equipment and apparatus in the field of household, sanitary, heating and energy technology (included in class 9); Assembly and exchange, and maintenance and repair of measuring, recording and monitoring apparatus and communications interfaces (technical apparatus), installation services
38
Telecommunications; Transmission of energy data, consumption data and energy cost data by means of telecommunications devices
39
Transport and distribution of electricity, gas, water, heating and renewable energies
40
Generation of electricity, heat and renewable energy; Generating gas by converting materials; Water treatment
42
Engineering services; Development of energy concepts with regard to technical matters; Development of software for the energy sector; Energy consultancy with regard to technical matters, in particular energy efficiency consultancy and energy consumption optimisation; Technical analysis of energy use; Technological services, namely technical consultancy relating to the control of energy-generating and energy-consuming installations by means of telecommunications equipment