ALEXANDRIA, Va., June 9 -- United States Patent no. 12,285,640, issued on April 29, 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.), Blake H. Bomann (Greenville, Wis.), Robert A. Chaltry (Porterfield, Wis.) and Adam L. Monfils (Peshtigo, 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 com...