ALEXANDRIA, Va., April 21 -- United States Patent no. 12,606,533, issued on April 21, was assigned to Daiichi Sankyo Co. Ltd. (Tokyo).

"3-phenylpropylamine derivative" was invented by Hideaki Kageji (Tokyo), Tomoharu Tsukada (Tokyo), Takashi Tsuji (Tokyo), Masaya Fujii (Tokyo), Yuuichi Sugimoto (Tokyo), Yuto Tsuchiya (Tokyo), Keigo Murakami (Tokyo), Hidekazu Inoue (Tokyo), Masayuki Ebisawa (Tokyo), Naoki Kuki (Tokyo), Noriyuki Hayashi (Tokyo), Tetsuyoshi Matsufuji (Tokyo), Takashi Asahi (Tokyo), Saki Banjo (Tokyo), Shinji Tsutsumi (Tokyo), Mariko Shimonaga (Tokyo) and Takuya Igarashi (Tokyo).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention aims to provide a novel compound having SF-1 antag...