U.S. federal trademark · Serial No. 74020745 · Reg. No. 1649985
rack mounted and stand-alone data and voice forward error correcting modems for point-to-point full duplex data transmission on two-wire and four-wire cable pairs used for telephone company and local area data channels or on-site cable pairs, and not being capable of generating facsimile transmissions
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.