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:
Jul. 12, 2011
Filed:
Dec. 21, 2007
Takahiro Oka, Takatsuki, JP;
Kazutaka Ikegashira, Takatsuki, JP;
Shintaro Hirashima, Takatsuki, JP;
Hiroshi Yamanaka, Takatsuki, JP;
Satoru Noji, Takatsuki, JP;
Yasushi Niwa, Takatsuki, JP;
Yoko Matsumoto, Takatsuki, JP;
Toshihiro Sato, Takatsuki, JP;
Izuru Ando, Takatsuki, JP;
Yukihiro Nomura, Takatsuki, JP;
Takahiro Oka, Takatsuki, JP;
Kazutaka Ikegashira, Takatsuki, JP;
Shintaro Hirashima, Takatsuki, JP;
Hiroshi Yamanaka, Takatsuki, JP;
Satoru Noji, Takatsuki, JP;
Yasushi Niwa, Takatsuki, JP;
Yoko Matsumoto, Takatsuki, JP;
Toshihiro Sato, Takatsuki, JP;
Izuru Ando, Takatsuki, JP;
Yukihiro Nomura, Takatsuki, JP;
Japan Tobacco Inc., Tokyo, JP;
Abstract
The present invention relates to a tetracyclic fused heterocyclic compound represented by the following formula [I] wherein each symbol is as defined in the specification, or a pharmaceutically acceptable a salt thereof, and a hepatitis C virus (HCV) polymerase inhibitor and a therapeutic agent for hepatitis C containing this compound. The compound of the present invention shows an anti-HCV activity based on the HCV polymerase inhibitory activity, and useful as an agent for the prophylaxis or treatment of hepatitis C.