U.S. federal trademark · Serial No. 74725961 · Reg. No. 2067848
elevators, mechanical door operators for elevators comprised of motors and linkages to open and close elevator doors, and replacement parts for all of the above
computer software for controlling door operations, electrical controllers for door operation and door control, electrical position/velocity sensors for controlling door operation, and replacement parts for all of the above
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.