US Patent Issued to SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES, ZHEJIANG HUAHAI PHARMACEUTICAL on April 21 for "Substituted cyclopenta[4,5pyrrolo[1,2-apyrazines as bruton's tyrosine kinase inhibitors" (Chinese Inventors)

ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,566, issued on April 21, was assigned to SHANGHAI SYNERGY PHARMACEUTICAL SCIENCES Co. LTD. (Shanghai) and ZHEJIANG HUAHAI PHARMACEUTICAL Co. LTD. (Zhejiang, China).

"Substituted cyclopenta[4,5pyrrolo[1,2-apyrazines as bruton's tyrosine kinase inhibitors" was invented by Xin Xu (Shanghai), Jia Chen (Shanghai), Guan Wang (Shanghai), Linli Zhang (Shanghai), Qingyun Jiang (Shanghai), Chenghao Xi (Shanghai), Kang Sun (Shanghai), Xiaojuan Zhang (Shanghai), Chunqiao Chen (Shanghai), Shuai Li (Shanghai), Qiang Li (Shanghai), Liangze Xia (Shanghai), Ying Wang (Shanghai) and Xiaoer Xia (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "A compound of fo...