U.S. federal trademark · Serial No. 79065181 · Reg. No. 3746986
Optical couplers for transmitting or receiving data into or from optical glass fibres or optical waveguides; Interfaces for computers, namely, optical multiplexers for transmitting and receiving data into or from optical glass fibres or within an optical network respectively
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.