US Patent Issued to SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES on Aug. 12 for "Pyrimido[5,4-bpyrrolizin compound, optical isomer thereof, preparation method therefor and use thereof" (Chinese Inventors)

ALEXANDRIA, Va., Aug. 12 -- United States Patent no. 12,384,795, issued on Aug. 12, was assigned to SHANGHAI INSTITUTE OF MATERIA MEDICA, CHINESE ACADEMY OF SCIENCES (Shanghai).

"Pyrimido[5,4-bpyrrolizin compound, optical isomer thereof, preparation method therefor and use thereof" was invented by Ao Zhang (Shanghai), Jian Ding (Shanghai), Hua Xie (Shanghai), Zilan Song (Shanghai), Yu Xue (Shanghai), Li Xing (Shanghai), Linjiang Tong (Shanghai) and Meiyu Geng (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a pyrimido[5,4-b]pyrrolizin compound represented by general formula I, an optical isomer thereof, a preparation method therefor, a pharmaceutical composition conta...