ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,528, issued on Feb. 17, was assigned to TRANSFORM SR BRANDS LLC (Hoffman Estates, Ill.).

"Application user single sign-on" was invented by Eui Chung (Seattle), Jen-Hao Yang (Schaumburg, Ill.), Bharath Sridharan (Hoffman Estates, Ill.) and Jim Pier (Highland Village, Texas).

According to the abstract* released by the U.S. Patent & Trademark Office: "Systems and methods are disclosed for accessing protected data. A computing device may have a secured stared storage accessible by two or more applications operating on the mobile device. The computing device may obtain a first token from an authorization service to verify user identity for a first application. The first token may be s...