U.S. federal trademark · Serial No. 73460644 · Reg. No. 1312155
Central Office Telephone Equipment-Namely, Power Units, Relay Racks, Switch Banks, Terminal Blocks, Circuitry, Selectors, Trunk Lines, Switching Units, Signaling Circuits, Connectors, Automatic Message Accounting Units, Digital Recorded Announcers, Custom Calling Units, Receivers, and Parts Thereof
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.