ALEXANDRIA, Va., June 5 -- United States Patent no. 12,275,214, issued on April 15, was assigned to Peregrine Falcon Corp. (Pleasanton, Calif.).

"Multi-layer metal insulation to shunt thermal transfer from external environments above 1200deg C" was invented by Robert E. Hardesty (Orinda, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "An integrated multi-layer metal insulation structure thermally isolates an interior system from external environments more than 1200deg C. Three or more refractory metal sheet layers are separated from one another by respective standoffs, where refractory metal comprises any elemental or alloy metal with a melting point more than 1600deg C. Each standoff is in the form of...