U.S. federal trademark · Serial No. 87691447 · Reg. No. 5443420
Electronic alarm controlled smoke partition system comprising retained fire rated curtain material used in buildings to seal elevator hoistway openings and lobbies from the passage of smoke; Smoke and fire protective curtains made of steel coiling fabric, for use in buildings and on applications such as atriums, convenience stairwells, elevators, aircraft hangers, prosceniums, building corridors, and windows, to be deployed upon activation from a fire alarm system; Deployable automatic smoke and fire protective curtains made of steel coiling fabric for use in buildings and on applications such as atriums, convenience stairwells, elevators, aircraft hangers, prosceniums, building corridors, and windows, to be deployed upon activation from a fire alarm system
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