U.S. federal trademark · Serial No. 75636135
TELECOMMUNICATION SERVICES, NAMELY LOCAL TELEPHONE SERVICE; INTEGRATED SERVICES DIGITAL NETWORK - BASIC RATE INTERFACE (ISDN- BRI); INTEGRATED SERVICES DIGITAL NETWORK - PRIMARY RATE INTERFACE (ISDN-PRI)
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.