Stair treads, stair nosings, staircases, steps, floor tiles, floors and flooring materials, surfacings and surface coverings, none being of metal and all being goods in class 19

Stair treads, stair nosings, staircases, steps, floor tiles, floors and flooring materials, surfacings and surface coverings, all being of metal and all being goods in class 6

Floor coverings, mats, matting, carpets, rugs, surfacings, surface coverings, non-slip materials, slip-resistant floor covering materials, including those of plastic and containing silicone sand,all the foregoing being goods in class 27.