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:
Nov. 28, 1989
Filed:
Jan. 06, 1989
Applicant:
Inventors:
Hideo Kamei, Tokyo, JP;
Masaru Ohbayashi, Tokyo, JP;
Koji Tomita, Tokyo, JP;
Koko Sugawara, Wako, JP;
Masataka Konishi, Kawasaki, JP;
Assignee:
Bristol-Myers Company, New York, NY (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12R / ; C12P / ;
U.S. Cl.
CPC ...
4352535 ; 435148 ; 435886 ;
Abstract
The compound 3,7-dihydroxytropolone having the formula ##STR1## is produced by fermentation of Streptomyces tropolofaciens and is found to inhibit the growth of mammalian tumors.