U.S. federal trademark · Serial No. 77533999 · Reg. No. 4286378
Telephone call routers employing radio frequency (RF) remote signaling and caller identification screening, sold as a unit with power supply, telephone cord, and radio frequency controlled remote module in the nature of a radio frequency receiver for adding additional phones sold as a unit with power supply and telephone cord
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.