ALEXANDRIA, Va., March 17 -- United States Patent no. 12,575,977, issued on March 17, was assigned to HENKEL AG & Co. KGaA (Duesseldorf, Germany).
"Composition for wet indicator" was invented by Shigekazu Saito (Minoo, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "To provide a composition for wet indicator which is excellent in discoloration performance and is suppressed in odor. What is disclosed is a composition for wet indicator comprising: a hydrocarbon oil (A), at least one selected from saturated fatty acids having 16 or more carbon atoms and derivatives thereof (B), and a wet-sensitive colorant composition (C), wherein the component (B) is contained in an amount of 2 to 85 parts by mass based o...