ALEXANDRIA, Va., July 7 -- United States Patent no. 12,674,743, issued on July 7, was assigned to The United States of America, as represented by the Secretary of the Navy (Arlington, Va.).

"Hammer activated measurement system for testing and evaluating rubber and other materials" was invented by James McDonnell (West Chester, Pa.), Lisa Weiser (Cherry Hill, N.J.), Jaime Santiago (Annapolis, Md.) and Colin Ratcliffe (Millersville, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Devices and methods are provided for determining whether a laminate structure is in a bonded or debonded state. The devices and methods provide simple, accurate, rapid, cost-effective, and reliable means for assessing the bonding s...