ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,778,250, issued on Nov. 3, was assigned to Fellowes Mobile LLC (Itasca, Ill.).

"Case for accepting different sizes of tablets" was invented by Jack Dufelmeier (Chicago) and Xiao Guang Wang (Schaumburg, Ill.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed herein is a case for accepting portable electronic devices, such as tablets, of multiple sizes. The case includes a central well that may receive either the portable electronic directly, or a portable electronic device and a frame. The well is bordered by channels having a lip to an exterior face, the lip acting to retain the portable electronic device or frame and portable electronic device wit...