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:
Aug. 06, 2013
Filed:
Aug. 25, 2009
Hisae Arai, Kashiwa, JP;
Masaji Ohno, Kashiwa, JP;
Hisao Kondo, Kashiwa, JP;
Ikuko Arai, Kashiwa, JP;
Hisae Arai, Kashiwa, JP;
Masaji Ohno, Kashiwa, JP;
Hisao Kondo, Kashiwa, JP;
Ikuko Arai, Kashiwa, JP;
Unitech Co., Ltd., Kashiwa-Shi, Chiba, JP;
Abstract
A new platinum complex which has strong antitumor activity and has effect with smaller doses and a pharmaceutical composition containing the same are provided. A spiro[4,4]nonane-1,6-diamineplatinum(II) complex which is represented by a following general formula (A). (In the formula, X and Y are same or different, and X and Y represent halogen atoms respectively, or X and Y cooperatively represent a divalent residue which is described by a formula (Z).) The platinum complex has a strong antitumor activity and is efficacious as a therapeutic agent for malignant tumors.