ALEXANDRIA, Va., April 7 -- United States Patent no. 12,594,579, issued on April 7, was assigned to RTX Corp. (Farmington, Conn.).
"Environmental barrier coating and method of repairing the same" was invented by David A. Litton (West Hartford, Conn.), James T. Beals (West Hartford, Conn.), Richard Wesley Jackson III (Mystic, Conn.) and Xia Tang (West Hartford, Conn.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of repairing a coating on an article according to an exemplary embodiment of this disclosure, among other possible things includes defining a work area surrounding a discontinuity in the coating, the coating including undisturbed bond coat and undisturbed top coat; removing coating material ...