ALEXANDRIA, Va., May 26 -- United States Patent no. 12,636,247, issued on May 26, was assigned to SHIN-ETSU CHEMICAL Co. LTD. (Tokyo).
"Cosmetic" was invented by Ryunosuke Hata (Takasaki, Japan).
According to the abstract* released by the U.S. Patent & Trademark Office: "A cosmetic contains a high molecular weight polymer that is an addition polymerization product between: a polymer crosslinking agent of a (meth)acrylic-based graft silicone having a main chain with (meth)acrylic-based repeating units represented by the following formulae (I), (II), and (III), and side chains with unsaturated bonds and an organopolysiloxane structure; and an organohydrogen polysiloxane represented by the following general formula (4). A represents a group ...