U.S. federal trademark · Serial No. 77527294
TELECOMMUNICATIONS PRODUCTS, NAMELY, TUNABLE LASERS, FIXED WAVELENGTH LASERS, TUNABLE LASER MODULES FOR FIBER OPTIC NETWORKS, LASER SOURCES PACKAGED WITH CONTROL ELECTRONICS, THERMALLY TUNED LASER SOURCES, TUNABLE OPTICAL TRANSMITTER MODULES, TRANSPONDERS, PHOTONIC INTEGRATED CIRCUITS; ELECTRO-OPTIC COMPONENTS FOR USE IN DATA COMMUNICATION SYSTEMS
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