ALEXANDRIA, Va., Nov. 3 -- United States Patent no. 12,781,254, issued on Nov. 3, was assigned to PEG-BIO BIOPHARM Co. LTD. (CHONGQING) (Chongqing, China).

"Method for preparing target polypeptide by means of recombination and series connection of fused proteins" was invented by Qing Chen (Chongqing, China), Xin Zeng (Chongqing, China), Yongliang Peng (Chongqing, China), Xiaolan Qin (Chongqing, China), Hui Yang (Chongqing, China) and Kai Fan (Chongqing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Provided in the present disclosure is a fused protein. The fused protein comprises a plurality of target protein sequences, which are connected in series, wherein every two adjacent target protein sequences...