U.S. federal trademark · Serial No. 74483949 · Reg. No. 1878437
freight elevator door systems, comprising metal doors and gates, safety interlocks, controls and drive units, sold as a unit, and replacement parts therefor; dumbwaiter door systems comprising metal doors and gates, safety interlocks, controls and drive units, sold as a unit, and replacement parts therefor; and vertical lift industrial metal doors
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.