US Patent Issued to Humanwell Pharmaceutical US, Yichang Humanwell Pharmaceuticals on Feb. 4 for "Kappa opioid receptor peptide amide ligands" (Chinese, American Inventors)

ALEXANDRIA, Va., Feb. 5 -- United States Patent no. 12,215,173, issued on Feb. 4, was assigned to Humanwell Pharmaceutical US Inc. (Ballwin, Mo.) and Yichang Humanwell Pharmaceuticals Co. Ltd. (Yichang, China).

"Kappa opioid receptor peptide amide ligands" was invented by Subo Liao (Ballwin, Mo.), Jun Yang (Ballwin, Mo.), Jinliang Lv (Yichang, China), Zongquan Liao (Yichang, China), Hao Zhou (Yichang, China), Jueyuan Gao (Yichang, China), Tianpeng Xie (Yichang, China), Quanli Yang (Yichang, China), Lei Wang (Wuhan, China) and Zejian Ding (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention provides kappa opioid receptor peptide agonists, methods for preparing these compounds, co...