U.S. federal trademark · Serial No. 74335280 · Reg. No. 1878461
optical fiber [ ; optical components; namely, optical fiber coupler, optical fiber inline isolator, attenuator, electro-optic modulator, optical fiber amplifier, fiber optic tonable filter, fiber-optic switch ]
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.