Bistein Siekermann

[Class - 20]

Screws, not of metal; plastic screws; screw-nuts, not of metal; screw-nuts of plastic; screw cups, not of metal; self-locking protective plastic caps for use with bolts; screwed plugs of plastic; plugs of plastic; latch screws of plastic; screw threaded fasteners of plastic.

[Class - 6]

Nuts, bolts and fasteners, of metal; screw-nuts of metal; screw covers of metal; fixing bolts of metal; pivots of metal; threaded nuts of metal; set screws of metal; metal bolts [fasteners]; screw threaded fasteners of metal; screw bolts of metal; screw cups of metal; latch screws of metal; metal outlets; latch bolts of metal; screwed plugs of metal; shouldered screws of metal; plugs of metal; screws of metal, in particular manufactured by turning processes or cold pressing processes.

[Class - 40]

Forming of metal, in particular of screws, screwed plugs, latch screws, screw-nuts and screw threaded fasteners of metal; cold forming of metal in particular of screws, screwed plugs, latch screws, screw-nuts and screw threaded fasteners of metal; machining of metal for manufacturing of screws, screwed plugs, latch screws, screw-nuts and screw threaded fasteners of metal; metal treating, in particular turning and cold pressing in particular of screws, screwed plugs, latch screws, screw-nuts and screw threaded fasteners; surface treatment by galvanization; coating, hardening, tempering, anodizing and annealing in particular of screws, screwed plugs, latch screws, screw-nuts and screw threaded fasteners.