ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,589, issued on April 21, was assigned to Osaka University (Osaka, Japan) and Japan as Represented by Director General of National Institute of Health Sciences (Kanagawa, Japan).

"Bridged nucleoside and nucleotide using same" was invented by Satoshi Obika (Osaka, Japan), Takao Yamaguchi (Osaka, Japan), Hibiki Komine (Osaka, Japan), Takaya Sugiura (Osaka, Japan), Takao Inoue (Kawasaki, Japan) and Tokuyuki Yoshida (Kawasaki, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are a bridged nucleoside and a nucleotide using the same. The nucleoside of the present invention is represented by the formula (I) below. The bridged nucleoside of th...