U.S. federal trademark · Serial No. 75921450
HDSL DIGITAL LOOP CARRIER SYSTEMS AND EQUIPMENT NAMELY, CENTRAL OFFICE TERMINALS AND REMOTE TERMINALS FOR SUBSCRIBER SERVICE USING COPPER WIRE AND EQUIPMENT FOR USE WITH SAME, NAMELY, DSL ROUTERS, DSL ACCESS CONCENTRATORS, AND DSL ACCESS MULTIPLEXORS
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.