U.S. federal trademark · Serial No. 76255394
TANDEM SWITCHES; COMPUTER TELECOMMUNICATIONS HARDWARE
TELECOMMUNICATION EQUIPMENT, NAMELY, ENHANCED SIGNALING SYSTEM
PROVIDING TELECOMMUNICATIONS GATEWAY SERVICES, NAMELY, VOICE TRANSMISSION OVER INTERNET PROTOCOL BASED COMMUNICATIONS NETWORKS
TELECOMMUNICATIONS PROTOCOL SOFTWARE USED TO CONTROL VOICE OVER INTERNET PROTOCOL GATEWAYS; TELECOMMUNICATIONS SWITCHES
TELECOMMUNICATIONS PROTOCOL SOFTWARE USED TO CONTROL VOICE OVER INTERNET PROTOCOL GATEWAYS; TELECOMMUNICATIONS SWITCHES
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