86023899
Jul 30, 2013
May 23, 2017
Active Trademark
Fiber optic networking hardware and software-embedded products, namely, dense wavelength division multiplexers (DWDM)/demultiplexers, coarse wavelength division multiplexers (CWDM)/demultiplexers, band wavelength division multiplexers (BWDM)/demultiplexers, arrayed waveguide gratings (AWG) for use as multiplexers and demultiplexers, filters, fiber optical interleavers, micro-optical devices in the nature of wavelength lockers, optical isolators, signal couplers/splitters, polarization maintaining beam combiners/splitters, power monitors, hybrid components in the nature of wavelength division multiplexers (WDM), isolator hybrids, coupler/isolator hybrids, filter/isolator hybrids, splitter/power monitor hybrids and depolarizer/beam combiner hybrids, circulators, collimators, switches, optical channel monitor modules, reconfigurable optical add-drop multiplexers, wavelength selective switches, amplifiers, gain block amplifiers, variable optical attenuators, variable multiplexers, tunable optical filters, tunable filter arrays, wavelength blocker arrays, jumpers/patch cords, optical connectors, optical adapters, optical patch panels, and fixed attenuators; fiber optical transceivers, optical transmitters, receivers, transmitter optical subassemblies, receiver optical subassemblies, bi-directional optical subassemblies, bi-directional optical transceivers, CWDM transceivers, DWDM fixed wavelength transceivers, parallel optical transceivers, DWDM tunable transceivers, optical transponders, video optical transceiver, video optical transmitters, video optical receivers, video CWDM transceivers, optical supervisory channel transceivers, differential quadrature phase shift keying (DQPSK) transceivers, multilane on-off keying (OOK) transceivers, multilane DWDM dual polarization quadrature phase shift keying(DP-QPSK) transceivers, multilane pulse amplitude modulation (PAM) transceivers, maximum-likelihood sequence estimation (MLSE) transceivers, multilane quadrature amplitude modulation (QAM) transceivers, multilane OOK transceivers, multilane QAM transceivers, multilane PAM DWDM transceivers, chassis platform, fiber-optic amplifier, optical switch
Electrical and Scientific Apparatus