US Patent Issued to Jiangsu Hengrui Medicine, SHANGHAI HENGRUI PHARMACEUTICAL on Sept. 8 for "Anti-CEA antibody-exatecan analog conjugate and pharmaceutical use thereof" (Chinese Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,728,168, issued on Sept. 8, was assigned to Jiangsu Hengrui Medicine Co. Ltd. (Lianyungang, China) and SHANGHAI HENGRUI PHARMACEUTICAL Co. LTD. (Shanghai).

"Anti-CEA antibody-exatecan analog conjugate and pharmaceutical use thereof" was invented by Hua Ying (Shanghai), Langyong Mao (Shanghai) and Sijia Wang (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "An anti-CEA antibody-exatecan analog conjugate and a pharmaceutical use thereof. Specifically, the anti-CEA antibody-exatecan analog conjugate is as shown in general formula (Pc-L-Y-D), wherein Pc is an anti-CEA antibody or an antigen-binding fragment thereof; L is a linker unit; Y is selected ...