Cements (other than adhesives); Bonding mortar for building purposes; Building materials having bonding properties; Articles of cement for building purposes; Articles of cement for construction purposes; Cement based wall coatings; Ready to use cement for building purposes; Substances made of cement for the filling of surface defects; Substances made of cement for the filling of surface flaws; Substances made of cement for the repair of surface defects; Substances made of cement for the repair of surface flaws; Products in the nature of cements for the repair of concrete; Fillers for repairing floors; Fillers for repairing surfaces; Fillers for repairing walls; Building materials made of plaster; Plaster; Plaster components for use in building; Plaster compositions for use in building for filling cracks; Plaster compositions for use in building for filling holes; Plaster for repairing cracks in plaster; Plaster for repairing holes in plaster; Plaster for use in building; Plaster for use in decorating buildings; Plaster materials for interior walls of buildings; Plasterboard jointing compounds; Plasters for coating interior wall surfaces; and Plasters for finishing interior wall surfaces