U.S. federal trademark · Serial No. 85348906 · Reg. No. 4720456
Elevator door operators comprised of motors and linkages to open and close elevator doors; computer software sold as an integral component of elevator door operators for use in controlling door operations, electrical controllers for door operation and door control, electrical position/velocity sensors for controlling door operation
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.