U.S. federal trademark · Serial No. 75440516 · Reg. No. 2559138
Telecommunications equipment, namely, echo cancellers, optical amplifiers, transponders, monitors, muxes, demuxes, multiplexing hardware, and optical telemetry systems consisting of cards, hardware and operating software
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.