U.S. federal trademark · Serial No. 73555323 · Reg. No. 1387388
ELECTRICAL CIRCUITS TO BE INSTALLED AT A HOME OR BUSINESS, FOR USE IN MONITORING EQUIPMENT AT THE HOME OR BUSINESS, AND FOR COMMUNICATING BY TELEPHONE LINES WITH CENTRAL OFFICE EQUIPMENT OF THE TELEPHONE NETWORK
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.