ALEXANDRIA, Va., June 6 -- United States Patent no. 12,280,281, issued on April 22, was assigned to Tyco Fire Products LP (Cranston, R.I.).

"Nonfluorinated agent for liquid vehicle systems" was invented by Katherine L. Zabronsky (Marinette, Wis.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A firefighting composition for use in onboard firefighting systems of heavy industrial equipment, such as heavy vehicles and other types of heavy equipment used in construction, forestry, mining, and other similar industries, includes aqueous liquids that include (a) a sodium and/or potassium salt of an organic acid; (b) one or more of an alkylpolyglycoside surfactant, an alkyl sulfate anionic surfactant, an alkyliminodi...