ALEXANDRIA, Va., Dec. 23 -- United States Patent no. 12,506,793, issued on Dec. 23, was assigned to T-MOBILE INNOVATIONS LLC (Overland Park, Kan.).

"Session initiation protocol (SIP) based transfer of user information from an inviting user to an invited user" was invented by Homer Nicolas B. Filart (Renton, Wash.) and Shujaur Mufti (Snoqualmie, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication system communicates between an inviting user and an invited user. The communication system authenticates a User Equipment (UE) of the inviting user. The communication system receives a user image and a Session Initiation Protocol (SIP) message for the invited user from the authenticated UE of the inv...