ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,473,298, issued on Nov. 18, was assigned to SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES Co. LTD. (Shanghai) and ZHEJIANG HUAHAI PHARMACEUTICAL Co. LTD. (Zhejiang, China).

"Amide compounds, preparation method therefor, and use thereof in the medical field" was invented by Xin Xu (Shanghai), Jia Chen (Shanghai), Zhen Zhang (Shanghai), Liming Zhang (Shanghai), Qimei Wu (Shanghai), Qingyun Jiang (Shanghai), Fengying Guo (Shanghai), Yuyun Zhang (Shanghai), Hao Yu (Shanghai), Xiaojuan Zhang (Shanghai), Kang Sun (Shanghai), Xiaobo Zhou (Shanghai), Chengxu Zang (Shanghai), Yijin Wang (Shanghai), Xiaoer Xia (Shanghai), Yunfei Li (Shanghai) and Jian Ge (Shanghai).

According to the abstract* relea...