6
Metal building materials; transportable buildings of metal; non-electric cables and wires of common metal; ironmongery, small items of metal hardware; pipes and tubes of metal; goods of common metal not included in other classes
7
Machines and machine tools; motors and engines (except for land vehicles); machine coupling and transmission components (except for land vehicles); pumps, in particular pumps for heating installations, electrically driven pumps, water pumps, submersible pumps
9
Weighing, measuring, signalling and checking (supervision) apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers; data-processing equipment and computers; computer software (recorded); computer software, in particular for the design and control of heating and air conditioning installations and of heating and cooling apparatus and equipment and for the control of installations for the generation or conversion of thermal energy; self-regulating fuel pumps; electronic and electrical apparatus and instruments, for use in generating or distributing energy; temperature controlling apparatus; apparatus for monitoring, controlling and regulating valves and parts of valves; fluid flow control apparatus; controls for heating apparatus and installations
11
Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; shower fittings; mixer taps, shower heads; artificial plate glass for shower cubicles and shower cubicle partitions; water drainage systems for showers, in particular outlet channels, shower floor systems with integrated water outlets; air-conditioning installations, devices and apparatus; fans (parts of air conditioning installations); heating installations, heating furnaces for central heating, radiators, heating elements, in particular bathroom heating elements; fittings for heating elements; radiation screens for radiators; coverings and cladding for radiators; valves being parts of heating and sanitary installations; pipes (parts of sanitary installations); heat pumps; heat accumulators; heat exchangers; solar water heaters; solar collectors (heating and water heating); solar furnaces; regulating accessories for water or gas apparatus and pipes; apparatus for filtering drinking water; apparatus for heating drinking water; safety accessories for water or gas apparatus and pipes; safety fittings for apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply and sanitary purposes; boiler pipes [tubes] for heating installations; shower enclosures; shower trays and basins; Screens for shower and bath tubs; prefabricated shower cubicles and shower units, sanitary fittings; pipes and ducts of metal for ventilating and air conditioning installations; pipes and ducts for apparatus and installations for heating, steam generating, refrigerating, drying, ventilating and water supply; pipes and air ducts of metal for heat pumps
19
Building materials (non-metallic); non-metallic rigid pipes for building; asphalt, pitch and bitumen; non-metallic transportable buildings; cubicles; shower trays and basins; partitions for shower and bath tubs; prefabricated shower cubicles and shower units; sanitary fixtures; plate glass for shower cubicles and shower cubicle partitions (building materials); pipes and ducts, not of metal, for ventilating and air conditioning installations; pipes and ducts, not of metal, for apparatus and installations for heating, steam generating, refrigerating, drying, ventilating and water supply; pipes and air ducts, not of metal, for heat pumps
20
Furniture, mirrors, picture frames; goods (not included in other classes) of wood, cork, reed, cane, wicker, horn, bone, ivory, whalebone, shell, amber, mother-of-pearl, meerschaum and substitutes for all these materials, or of plastics; bathroom furniture, in particular bathroom cabinets and bathroom cabinets with mirrors, wardrobe furnishings, partitions
21
Household, kitchen utensils and containers; combs and sponges; brushes (other than for painting); brush-making materials; articles for cleaning purposes; steel wool; unworked or semi-worked glass (except glass used in building); glassware, porcelain and earthenware not included in other classes as well as all other products included in class 21; towel holders; plate glass for shower cubicles and shower cubicle partitions (semi-finished product)
42
Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software; consultancy relating to the conservation of energy; developing of integrated energy concepts; development of renewable energy concepts; consultancy in relation to apparatus for lighting, heating, steam generating, refrigerating, drying, ventilating, water supply and sanitary purposes, and the planning thereof; consultancy in relation to renewable energy generation and use