ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,540,154, issued on Feb. 3, was assigned to CPC CORPORATION, TAIWAN (Kaohsiung, Taiwan).

"Glucosamine derivative nanoparticle and preparating method and use thereof" was invented by Hsiao-Ping Lee (Chiayi, Taiwan), Chien-Chung Cheng (Taipei, Taiwan), Jeen-Kuan Chen (Chiayi, Taiwan) and Hsin-Yi Lee (Chiayi, Taiwan).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention discloses a glucosamine derivative nanoparticle and preparation method and use thereof. By self-assembling glucosamine derivatives and ethanol into the form of nanoparticles, the skin penetration rate and cell absorption rate of glucosamine are improved, and at the same time the...