ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,465,798, issued on Nov. 11, was assigned to Tyco Fire Products LP (Cranston, R.I.).
"Fire-fighting foam concentrate" was invented by JoAnna M. Monfils (Peshtigo, Wis.), John P. Libal (Peshtigo, Wis.) and Blake H. Bomann (Greenville, Wis.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method of fighting a fire, the method includes aerating a firefighting foam composition to form an aerated firefighting foam; administering the aerated firefighting foam to a fire or applying the aerated firefighting foam to a surface of a volatile flammable liquid; wherein the firefighting foam composition includes a surfactant component comprising an anionic surfactant,...