ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,450,403, issued on Oct. 21, was assigned to The Boeing Co. (Arlington, Va.).

"Method and tool for modeling changes in solid materials caused by galvanic or chemical interactions" was invented by Richard J. Thompson (Huntsville, Ala.) and Kristen S. Williams (Madison, Ala.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method including receiving environmental data, sensor data, and a multi-state model are received for an object. The object includes a first material and a second material that galvanically or chemically interacts with the first material. Each of distinct galvanic or chemical state of the object represents a corresponding different equati...