ALEXANDRIA, Va., Dec. 16 -- United States Patent no. 12,500,892, issued on Dec. 16, was assigned to Zoom Communications Inc. (San Jose, Calif.).

"Signed contact lists for user authentication in video conferences" was invented by Karan Lyons (Los Angeles).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for user authentication in video conferences using signed contact lists are provided. A client device associated with a user joins a video conference hosted by a video conference provider. The video conference has a plurality of participants. The client device receives participant information for each participant of the plurality of participants. The client device verifies at least one partici...