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:
Feb. 25, 1997
Filed:
May. 24, 1995
Applicant:
Inventors:
Kenji Tsujihara, Urawa, JP;
Naoyuki Harada, Urawa, JP;
Kunihiko Ozaki, Higashimurayama, JP;
Motoaki Ohashi, Kawaguchi, JP;
Koji Oda, Urawa, JP;
Assignee:
Tanabe Seiyaku Co., Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514285 ; 540 70 ;
Abstract
An ellipticine derivative of the formula [I]: ##STR1## wherein R is a substituted lower alkyl group, a substituted or unsubstituted lower alkoxy group or a heteromonocyclic group, or a pharmaceutically acceptable salt thereof, which show excellent antitumor activity, less side effects, less toxicity and/or high solubility in water and are useful as antitumor agent, and a process for preparing the same.
Tsujihara, Kenji. (1997). Ellipticine derivative and process for preparing the same (U.S. Patent No. 5605904). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/5605904
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile