ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,448,372, issued on Oct. 21, was assigned to SHANGHAI YUYAO BIOTECH LTD. (Shanghai).

"Class of triaromatic compounds targeting bifunctional phosphorylation site of STAT3 and applications thereof" was invented by Yihua Chen (Shanghai), Wenbo Zhou (Shanghai), Huang Chen (Shanghai), Zhengfang Yi (Shanghai), Xiufeng Pang (Shanghai) and Mingyao Liu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed is a class of triaromatic compounds targeting a bifunctional phosphorylation site of STAT3, such as compounds represented by formulas (I) to (V), or pharmaceutically acceptable salts, hydrates, solvates, metabolites or prodrugs thereof. Further prop...