ALEXANDRIA, Va., May 26 -- United States Patent no. 12,639,457, issued on May 26, was assigned to Appian Corp. (McLean, Va.).

"Visibility for particularized data security" was invented by Matthew David Hilliard (Washington), Kevin Gajewski (Chatham, N.J.), Andrew Donald Brian Radcliffe (Arlington, Va.), Max Henry Harper (Arlington, Va.) and Stephanie L. Colen (Alexandria, Va.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, systems, apparatuses, and non-transitory computer-readable media are provided for particularized data security in a data storage environment. Operations may include identifying data security rules for a type of record, a record of the type including a plurality of data items; recei...