ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,545,732, issued on Feb. 10, was assigned to Harbour BioMed (Shanghai) Co. Ltd. (Shanghai).

"PD-1 antigen-binding protein and use thereof" was invented by Haishan Luo (Shanghai), Qianqian Shan (Shanghai), Yongqiang Wang (Shanghai), Xuekun Zhang (Shanghai), Lei Shi (Shanghai), Yun Zhang (Shanghai), Chuchu Zhao (Shanghai), Wei Zhou (Shanghai) and Xin Gan (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are an antigen binding protein capable of binding to PD-1 and a fusion protein thereof, and corresponding preparation method therefor and the use thereof. The fusion protein is capable of targeting PD-1 and CD73."

The patent was filed on Ju...