ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,194, issued on June 30, was assigned to Fike Corp. (Blue Springs, Mo.).

"Pressure relief device having conductive trace sensor formed thereon" was invented by Jason Gruner (Lees Summit, Mo.), Dean Miller (Lees Summit, Mo.), Ross Edgar (Overland Park, Kan.) and Travis Johnson (Independence, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An over-pressure relief device includes a pressure relief member and a rupture indicator. The pressure relief member includes a central rupturable section and an outer flange section in surrounding relationship to the central section. The rupture indicator includes an electrically nonconductive substrate and an el...