ALEXANDRIA, Va., Aug. 20 -- United States Patent no. 12,391,711, issued on Aug. 19, was assigned to Chengdu Baiyu Pharmaceutical Co. Ltd. (Chengdu, China).

"Tetrahydrocannabinol derivatives, preparation method thereof and use thereof" was invented by Jing Zhang (Chengdu, China), Xuezhen Xu (Chengdu, China), Yonggang Wei (Chengdu, China), Hongzhu Chu (Chengdu, China), Fuqiang Zhao (Chengdu, China), Guizhuan Su (Chengdu, China), Meiwei Wang (Chengdu, China) and Yi Sun (Chengdu, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Tetrahydrocannabinol derivatives and medical use thereof, in particular to the compounds represented by general formula (I), or stereoisomers, solvates, metabolites, pharmaceutically ...