The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Nov. 20, 2007
Filed:
Jul. 11, 2003
Nobuaki Taniguchi, Tsukuba, JP;
Masakazu Imamura, Tsukuba, JP;
Masahiko Hayakawa, Tsukuba, JP;
Kenichi Kawaguchi, Tsukuba, JP;
Takenori Kimura, Takahagi, JP;
Isao Kinoyama, Tsukuba, JP;
Hiroyuki Kaizawa, Tsukuba, JP;
Minoru Okada, Tsukuba, JP;
Takashi Furutani, Tsukuba, JP;
Nobuaki Taniguchi, Tsukuba, JP;
Masakazu Imamura, Tsukuba, JP;
Masahiko Hayakawa, Tsukuba, JP;
Kenichi Kawaguchi, Tsukuba, JP;
Takenori Kimura, Takahagi, JP;
Isao Kinoyama, Tsukuba, JP;
Hiroyuki Kaizawa, Tsukuba, JP;
Minoru Okada, Tsukuba, JP;
Takashi Furutani, Tsukuba, JP;
Astellas Pharma Inc., Tokyo, JP;
Abstract
The present invention relates to a novel N-phenyl-(2R,5S)dimethylpiperazine derivatives useful as antiandrogenic agent which exhibits a sufficient prostate gland reducing effect as compared with conventional compounds and are excellent in oral activity. The compound of the present application is useful in preventing or treating prostate cancer, benign prostatic hyperplasia, and the like. The present invention also provides a novel intermediate useful in producing the compound of the present invention.