ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,740,930, issued on Sept. 22, was assigned to LG HOUSEHOLD & HEALTH CARE LTD. (Seoul, South Korea).

"Composition for treating hair or fibers, comprising alkyl ketene compound" was invented by Dae Hyun Kim (Seoul, South Korea), Seong Kil Son (Seoul, South Korea), Nae Gyu Kang (Seoul, South Korea) and In-Ho Lee (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to composition for hair or fiber comprising an alkyl ketene compound.The composition according to the present invention includes an alkyl ketene compound capable of covalently bonding with a protein residue on a surface of hair or fibers, and the alkyl ...