US Patent Issued to Sichuan Clover Biopharmaceuticals on April 14 for "Methods and compositions for purification of trimeric fusion proteins" (Chinese Inventors)

ALEXANDRIA, Va., April 15 -- United States Patent no. 12,600,761, issued on April 14, was assigned to Sichuan Clover Biopharmaceuticals Inc. (Chengdu, China).

"Methods and compositions for purification of trimeric fusion proteins" was invented by Peng Liang (Chengdu Sichuan, China) and Joshua Liang (Chengdu Sichuan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present disclosure provides methods and compositions for affinity purification of proteins containing a C-terminal polypeptide sequence of a procollagen, such as trimeric fusion proteins. Also provided are polypeptides, fusion proteins, and recombinant polypeptides containing an Endo 180 ecto-domain or portion thereof capable of reversibly ...