ALEXANDRIA, Va., May 5 -- United States Patent no. 12,616,260, issued on May 5, was assigned to FIRE-DEX LLC (Medina, Ohio).

"Flame resistant material for a protective garment" was invented by Matthew L. Colatruglio (Medina, Ohio).

According to the abstract* released by the U.S. Patent & Trademark Office: "Oxidized polyacrylonitrile fiber (OPF) containing fabrics when used in the fire service, either in a NFPA 1971 or NFPA 1951 compliant protective garments, offer exceptional comfort and protection characteristics that ensure firefighters can safely perform their duties in structural fire, overhaul, urban search and rescue, and other various missions. OPF containing fabrics used in turnout gear outer shells and compliant with NFPA 1971, p...