ALEXANDRIA, Va., March 3 -- United States Patent no. 12,564,632, issued on March 3, was assigned to Yafei Shanghai Biolog Medicine Science & Technology Co. Ltd. (Shanghai).

"Conjugates of biomolecule and use thereof" was invented by Yuan Liu (Shanghai), Haiyang Wang (Shanghai), Renke Li (Shanghai), Rui Zhang (Shanghai) and Cheng Liu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are conjugates of biomolecule and use thereof. The disclosed conjugates of biomolecule contain a biomolecule and a functional moiety covalently linked to the biomolecule. The functional moiety contains a group that prevents the biomolecule from binding to its ligand or receptor, a cleavable linker arm that can be ...