ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,554,745, issued on Feb. 17, was assigned to iDesignEDU Inc. (Dallas).

"Systems and methods for a multi-hierarchy physical storage architecture for managing program and outcome data" was invented by Paxton Riter (Dallas), Ned Stone (Dallas), Whitney Kilgore (Valley View, Texas), Krista Galyen (Columbia, Mo.), Sam Foster (Dallas), Andreas Buchmann (Stuttgart, Germany) and Derek Howard (Columbia, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "In some aspects, the disclosure is directed to methods and systems for data storage and retrieval from a computer memory. A computing device may store a first hierarchical data structure having a first sequence of...