U.S. federal trademark · Serial No. 87960280 · Reg. No. 1126714
Optical couplers; Optical fibers; Optical fibers sold as a component of fiber optical cables; Optical fibres; Optical frequency metrology devices; Cables for electrical and optical signal transmission systems; Calibration devices for calibrating optical emission spectrometers; Fiber optic cables; Fiber optic connectors; Fibre optic cables; Fibre optic couplings; Fibre-optic cables
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.