ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,772,336, issued on Oct. 20, was assigned to Charter Communications Operating LLC (St. Louis).

"Time-limited wireless access point connectivity to limited destinations in response to limited cellular service" was invented by Vishal Chopade (Castle Pines, Colo.), Mohamed Daoud (Aurora, Colo.) and Hany Heikal (Aurora, Colo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless access point (AP) receives a certificate from an application executing on a computing device that has not connected to the wireless AP, wherein the certificate does not include a password to a service set identifier (SSID) that is broadcast by the wireless AP. The wireless AP det...