IC 006. US 002 012 013 014 023 025 050. G & S: Small items of metal hardware, namely screws and drywall screws; metal air duct pipes and metal elements for use in building air duct pipes, namely, collars and connectors

IC 009. US 021 023 026 036 038. G & S: Fire resistant electrical cable ducts

IC 017. US 001 005 012 013 035 050. G & S: Semi-finished plastics in extruded form for use in manufacture; sealing, packing, and insulating material, namely, heat insulation materials made from mineral wool and foamed polystyrene for use in building construction; insulating plaster; insulating wall panels; insulating materials; heat insulation materials; thermal insulation composite systems for building purposes comprised of one or more of insulating plaster, insulating wall panels, insulating materials, heat insulation materials, glass fiber insulation cloth and mesh mats, insulating wall panels made of mineral wool and insulating tape sold as unit

IC 019. US 001 012 033 050. G & S: Non-reinforced blocks and reinforced beams and building panels made from aerated concrete, normal concrete, porous concrete, foam concrete or calcareous sandstone; cement mixes; gypsum; sand; lightweight concrete; coating products for plastering building surfaces, namely, plaster, plaster stops for reinforcing plaster in the corners of plastered walls; adhesive plaster, interior plaster, exterior plaster, repair plaster, normal plaster and thin plaster, the aforesaid products mainly with a lime, cement or gypsum base, with or without plastic admixtures; dry mortar, normal mortar, thin-bed mortar, levelling mortar, facing mortar, dry concrete; non-metal floor screeds for use in marking concrete and plaster levels; prefabricated, non-metal wall panels and plaster boards for the erecting of buildings, walls and ceilings; prefabricated, non-metal panels made of concrete, calcareous sandstone or plaster fiberboard; non-metal lintels; non-metal U-shaped beam and column encasements used for dry-lining; facing stones; bottom leveling plaster for floors of gas concrete; plaster fiberboards, in particular for the construction of interiors; plasterboard and gypsum boards; ceiling panels made of plasterboard and gypsum boards; mobile wall partitions, in particular of plaster fiberboards; non-metal ceiling elements, namely, panels for roofs and ceilings; mobile partitions made of plastic fiberboards; non-metal fire protection and fire proof boards, namely, fire-resistant boards and panels for construction; non-metal tunnel lining panels; non-metal air duct tubes and related components, namely, non-metal air duct joints

IC 037. US 100 103 106. G & S: Building construction; factory construction; repair work for the restoration of buildings as well as restoration of machines for manufacturing building materials and construction machines; rental of construction machines; construction management

IC 042. US 100 101. G & S: Engineering services, in particular services of a construction engineer and/or structural engineer; testing of materials for others; construction planning of standard houses; civil engineering