US Patent Issued to Wisconsin Alumni Research Foundation (WARF) on July 22 for "Influenza B virus replication for vaccine development" (American, Chinese Inventors)

ALEXANDRIA, Va., July 23 -- United States Patent no. 12,364,748, issued on July 22, was assigned to Wisconsin Alumni Research Foundation (WARF) (Madison, Wis.).

"Influenza B virus replication for vaccine development" was invented by Yoshihiro Kawaoka (Middleton, Wis.), Gabriele Neumann (Madison, Wis.) and Jihui Ping (Nanjing, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The invention provides a composition useful to prepare high titer influenza B viruses, e.g., in the absence of helper virus, which includes internal genes from an influenza B virus vaccine strain or isolate, e.g., one that is safe in humans, for instance, one that does not result in significant disease, that confer enhanced growth in ...