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. 02, 1991
Filed:
Feb. 16, 1990
Applicant:
Inventors:
H Howard Sun, Glenmoore, PA (US);
Shin-ishi Sakemi, Aichi, JP;
Assignee:
Repligen Corporation, Cambridge, MA (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514292 ; 546 84 ;
Abstract
The subject invention pertains to novel compounds, batzellines and isobatzellines, isolated from marine sponges. These compounds have been shown to possess antitumor activity. Various derivatives of these compounds have been prepared. The procedures for the isolation of the parent compounds and the preparation of some of their derivatives are described.