US Patent Issued to Astellas Pharma on Sept. 8 for "4-aminoquinazoline compound" (Japanese Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,729,206, issued on Sept. 8, was assigned to Astellas Pharma Inc. (Tokyo).

"4-aminoquinazoline compound" was invented by Kenichi Kawaguchi (Tokyo), Kazuyuki Kuramoto (Tokyo), Tomoyoshi Imaizumi (Tokyo), Takahiro Morikawa (Tokyo), Mitsuaki Okumura (Tokyo), Sunao Imada (Tokyo), Eiji Kawaminami (Tokyo), Ryo Sato (Tokyo), Yohei Seki (Tokyo), Hisao Hamaguchi (Tokyo), Hiroki Ishioka (Tokyo), Hiroki Fukudome (Tokyo), Ikumi Kuriwaki (Tokyo) and Takeyuki Nagashima (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "[Problem] A compound useful as an active ingredient of a pharmaceutical composition for treating pancreatic cancer is provided.[Solution] The presen...