ALEXANDRIA, Va., July 15 -- United States Patent no. 12,663,100, issued on June 23, was assigned to IG6 PTY LTD (Queensland, Australia).
"Fire collar" was invented by Benjamin Vardy (Queensland, Australia).
According to the abstract* released by the U.S. Patent & Trademark Office: "This invention relates to a fire collar (10) that includes a housing (11) having a bore that includes a first opening (13) and a second opening (18), said second opening being spaced from said first opening by at least one side wall (12), and wherein the fire collar further includes mounting means (14) for mounting said housing to a supporting structure, said mounting means being located adjacent said first opening. The fire collar also includes a layer of intu...