ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,746,193, issued on Sept. 29, was assigned to AJINOMOTO Co. INC. (Tokyo).
"Cosmetic composition" was invented by Eriko Yamaguchi (Kawasaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "Compositions for cosmetics, containing (A) at least one polyaspartic acid or a salt thereof, (B) zinc pyrrolidonecarboxylate, and (C) at least one aliphatic hydroxycarboxylic acid having 1 to 10 carbon atoms or a salt thereof are useful as premixed compositions used for blending polyaspartic acid or a salt thereof and zinc pyrrolidonecarboxylate stably and conveniently in cosmetic compositions."
The patent was filed on Dec. 22, 2023, under Application No. 18/393,...