U.S. federal trademark · Serial No. 78680932 · Reg. No. 3186113
optical networking components and subsystems, namely, wave division multiplexing and optical switches, wavelength selective devices, filters, couplers, routers, modulators, optical signal amplifiers, equalizers, multiplexers, demultiplexers, lasers, and integrated chips and devices, namely transmitters, amplifiers, add/drops, cross connects, and receivers
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.