1
Chemicals used in industry; unprocessed artificial resins, unprocessed plastics; fire extinguishing compositions; fire-retarding compositions, in particular for sealants; fire-retarding compositions, in particular for heat-expandable materials; chemical substances and materials for use in the field of fire resisting sealing devices
6
Pipes and tubes of metal; metal plates and rings for sealing systems; blocking and fastening materials of metal for sealing systems; conduits of metal, metal frames having conduits, metal blocks having conduits
9
Optical, signalling, checking (supervision), life- saving apparatus; fire-extinguishing apparatus; luminescent displays
17
Rubber; polymer material vulcanizable to rubber and goods made from these materials and not included in other classes; plastics in extruded form for use in manufacture; stopping and insulating materials; flexible sleeves, not of metal; sealing plugs primarily of rubber or of polymer material vulcanizable to rubber, fire-resistant sealing plugs made primarily of rubber; sealing plugs, fire-resistant or non-fire resistant; waterproof packings in particular for sealingly surrounding pipes and/or cables; sealing packings; pipe muffs not of metal, insulating sheaths for cables; sealing material; sealing muffs made of rubber or polymer material vulcanizable to rubber; sealing gaskets; sealing sleeves made of rubber or rubber-like material, sealants made of polymer material vulcanizable to rubber
19
Building materials (non-metallic); non- metallic rigid pipes for building; non-metallic pipe and cable fill; muffs, not of metal for pipes, not included in other classes; refractory building materials that are non-metallic fireproof constructions; non-metallic conduits for pipes and/or cables; ceramic conduits for pipes and/or cables
20
Goods (not included in other classes) of foam, rubber or of plastics for use in sealing systems
37
Construction; repair of sealing systems; installation of sealing systems or of exit routes in case of fire