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:
Mar. 19, 1991
Filed:
May. 10, 1989
Applicant:
Inventors:
Assignee:
Natural Pharmacia International, Inc., Research Triangle Park, NC (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07J / ;
U.S. Cl.
CPC ...
514548 ; 514729 ; 560194 ; 568817 ;
Abstract
A-Nor-5.alpha.-androstane compounds, such as the dipropionate and disuccinate esters of 2.alpha.,17.alpha.-diethynyl-A-Nor-5.alpha.-androstane-2.beta.,17.beta.-di ol and the corresponding 2.alpha.,17.alpha.-diol stereoisomers have an inhibitory effect on malignant cell growth and can be used to treat various carcinomas in mammals.