ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,447,186, issued on Oct. 21, was assigned to Qingdao Chenland Health Industry Group Co. Ltd. (Qingdao, China) and Chenland Nutritionals Inc..

"Traditional Chinese medicine compound composition with anti-anxiety effect and preparation method and applications thereof" was invented by Shengcan Zou (Qingdao, China), Jiancheng Zong (Qingdao, China), Wenyu Li (Qingdao, China), Xin Li (Qingdao, China), Lei Zong (Qingdao, China), Zengliang Zhang (Qingdao, China) and Shanglong Wang (Qingdao, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A traditional Chinese medicine compound composition with anti-anxiety effect and its preparation method and application a...