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:
May. 21, 2013
Filed:
Apr. 20, 2012
Hitoshi Ohki, Tokyo, JP;
Tooru Okayama, Chiba, JP;
Masahiro Ikeda, Tokyo, JP;
Masahiro Ota, Tokyo, JP;
Yoshihiro Shibata, Chiba, JP;
Toshiyuki Nakanishi, Chiba, JP;
Yasusi Ueda, Kanagawa, JP;
Nobuyuki Suzuki, Kanagawa, JP;
Shinji Matuura, Kanagawa, JP;
Hitoshi Ohki, Tokyo, JP;
Tooru Okayama, Chiba, JP;
Masahiro Ikeda, Tokyo, JP;
Masahiro Ota, Tokyo, JP;
Yoshihiro Shibata, Chiba, JP;
Toshiyuki Nakanishi, Chiba, JP;
Yasusi Ueda, Kanagawa, JP;
Nobuyuki Suzuki, Kanagawa, JP;
Shinji Matuura, Kanagawa, JP;
Daiichi Sankyo Company, Limited, Chuo-ku, JP;
Abstract
A pyrazolopyrimidine compound represented by formula (1) that inhibits the function of HSP90 as a chaperone protein and that has antitumor activity, a medicament comprising a compound represented by formula (1), a pharmaceutical composition comprising a compound represented by formula (1), and a method for treating cancer using a compound represented by formula (1).