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:
Dec. 17, 1996
Filed:
Jun. 24, 1993
Applicant:
Inventors:
Andreas Steinmeyer, Berlin, DE;
Gunter Neef, Berlin, DE;
Gerald Kirsch, Berlin, DE;
Katica Schwarz, Berlin, DE;
Ruth Thieroff-Ekerdt, Berlin, DE;
Herbert Wiesinger, Berlin, DE;
Martin Haberey, Berlin, DE;
Assignee:
Schering Aktiengesellschaft, Berlin, DE;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
514167 ; 552653 ;
Abstract
The invention relates to vitamin D derivatives, modified in 20-position, of general formula I ##STR1## in which X, Y, Z, R.sub.1, R.sub.2 as well as R.sub.3 have the meaning indicated in the description, process for their production and their use as agents for treatment of hyperproliferative diseases of the skin.