ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,839, issued on Aug. 5, was assigned to Zoom Communications Inc. (San Jose, Calif.).

"Expanding online chat communications based on chat context" was invented by Vi Dinh Chau (Seattle), Shamil Chollampatt Muhammed Ashraf (Singapore), Minh-Quang Pham (Karlsruhe, Germany), Marco Turchi (Trento, Italy) and Mango Li An Huang (San Francisco).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods for expanding chat communication groups based on a chat context are provided. In an example, a chat and video conference provider establishes a first chat communication group for exchanging chat messages between a plurality of client devices and generate...