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. 06, 2007
Filed:
Aug. 28, 2002
Bernd Menzenbach, Jena, DE;
Peter Droescher, Weimar, DE;
Alexander Hillisch, Jena, DE;
Walter Elger, Berlin, DE;
Hans-udo Schweikert, Bonn, DE;
Klaus Schoellkopf, Berlin, DE;
Bernd Menzenbach, Jena, DE;
Peter Droescher, Weimar, DE;
Alexander Hillisch, Jena, DE;
Walter Elger, Berlin, DE;
Hans-Udo Schweikert, Bonn, DE;
Klaus Schoellkopf, Berlin, DE;
Schering AG, Berlin, DE;
Abstract
17-methylene-4-azasteroid compounds of formula I: wherein Rdenotes fluoro, chloro or bromo Rdenotes hydrogen, Rand Reach denote a hydrogen atom or a methyl group, and Rand Reach denote a hydrogen atom or together denote an additional bond, are useful for treating diseases or conditions caused by excessive androgen levels, such as acne, prostate diseases, alopecia and hirsutism, as well as gynecological conditions. Methods of synthesizing the new 17-methylene-4-azasteroid compounds are described.