ALEXANDRIA, Va., June 10 -- United States Patent no. 12,294,824, issued on May 6, was assigned to Apple Inc. (Cupertino, Calif.).

"Communication between a case and an earbud with reduced power consumption" was invented by James M. Hollabaugh (San Jose, Calif.), Antonio R. De Lima Fernandes (Panaji, India), Calvin M. Ryan (Berkeley, Calif.), Chandrahas Aralaguppe Chandramohan (San Jose, Calif.) and Mitul Mahendrakumar Panchal (San Jose, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A case can communicate with one or more earbuds to obtain information related to the earbuds, such as a battery charge level of the earbud. Due to the interface circuits within the case and the earbuds, the case can obtain ...