ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,533,385, issued on Jan. 27, was assigned to BEIJING WEHAND-BIO PHARMACEUTICAL Co. LTD (Beijing) and GUANGXI WEHAND-BIO PHARMACEUTICAL Co. LTD (Guangxi, China).

"Use of mulberry twig alkaloids in preparation of drug for treating polycystic ovarian syndrome" was invented by Yuling Liu (Beijing), Yuanyuan Liu (Beijing), Huijuan Li (Beijing), Dongdong Liu (Beijing), Zhihua Liu (Beijing), Xingang Wang (Beijing), Yanmin Chen (Beijing), Tingting Wang (Beijing), Yuanyuan Zou (Beijing), Hongzhen Yang (Beijing) and Lili Gao (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "Use of a mulberry extract in the preparation of a product for treating and/or improvi...