U.S. federal trademark · Serial No. 75197495
conference calling services; local and long distance calling service; international long distance calling services; international callback calling service; calling center service; global computer network conference calling service; global computer network callback calling service; voice and data telecommunication service; electronic voice and data information messaging service, namely, services that use the global computer network to initiate, control and manage voice and data telecommunication messages
Source: USPTO federal trademark records. Informational only, not legal advice. Status and details may lag the live USPTO database.