ALEXANDRIA, Va., March 3 -- United States Patent no. 12,568,189, issued on March 3, was assigned to T-Mobile USA Inc. (Bellevue, Wash.).

"Platform-agnostic videoconference metacommunication system" was invented by Michael Mitchell (North Bend, Wash.).

According to the abstract* released by the U.S. Patent & Trademark Office: "The technology includes a system to assist and enrich a videoconference session with metacommunication channels provided by a metacommunication service. The metacommunication service is hosted by a server of the system to function across different videoconference platforms. The system streams a metacommunication channel to multiple client devices of participants of a videoconference session. The metacommunication cha...