ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,100, issued on Sept. 8, was assigned to AMOREPACIFIC Corp. (Seoul, South Korea).

"Method of preparing hyaluronic acid nanoparticles" was invented by Hyuk Kim (Yongin-si, South Korea), Chaeyeon Song (Yongin-si, South Korea) and Joonho Choi (Yongin-si, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure relates to a method for preparing hyaluronic acid nanoparticle and to hyaluronic acid nanoparticle prepared by the method. In one aspect of the present disclosure, the method for preparing hyaluronic acid nanoparticle can minimize the size of the hyaluronic acid nanoparticle, and the hyaluronic acid nanoparticle prepared b...