US Patent Issued to Hengda Biomedical Technology on Feb. 18 for "SARS-COV-2 antigen polypeptide, recombinant adeno-associated virus expressing the polypeptide, and vaccine containing the virus" (Chinese Inventors)

ALEXANDRIA, Va., Feb. 19 -- United States Patent no. 12,226,473, issued on Feb. 18, was assigned to Hengda Biomedical Technology Co. Ltd. (Guangzhou, China).

"SARS-COV-2 antigen polypeptide, recombinant adeno-associated virus expressing the polypeptide, and vaccine containing the virus" was invented by Zexin Zhou (Guangdong, China), Zhongqiu Liu (Guangdong, China), Guochao Liao (Guangdong, China), Huapeng Li (Guangdong, China), Chao Zhang (Guangdong, China), Xiaoxiao Qi (Guangdong, China), Junlin Chen (Guangdong, China) and Deying Yang (Guangdong, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a SARS-COV-2 antigen polypeptide, a recombinant adeno-associated virus (rAAV) expressing the pol...