U.S. federal trademark · Serial No. 78061905
USER DEVICE, NAMELY, A MULTI-PORT SUBSCRIBER ACCESS NODE AND SWITCHING SYSTEM COMPRISED OF PROTOCOL TRANSLATION AND INTERNET PROTOCOL ROUTING USED IN CONJUNCTION WITH COMPUTER, COMPUTER MODEMS AND TELEPHONE LINES TO ALLOW CONCURRENT TWO-WAY TRANSMISSION OF TELEPHONE VOICE AND DATA IN ANALOG OR DIGITAL FORMAT
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.