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. 02, 1997
Filed:
Nov. 19, 1990
Applicant:
Inventors:
Heinz Gries, Berlin, DE;
Bernd Raduechel, Berlin, DE;
Hans-Joachim Weinmann, Berlin, DE;
Wolfgang Muetzel, Berlin, DE;
Ulrich Speck, Berlin, DE;
Assignee:
Schering Aktiengesellschaft, Berlin, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07F / ; C07C / ; A61K / ;
U.S. Cl.
CPC ...
424-9365 ; 546300 ; 546304 ; 546314 ; 546-5 ; 546242 ; 546244 ; 546246 ; 548104 ; 548182 ; 548188 ; 548194 ; 548200 ; 548225 ; 548233 ; 548235 ; 5483241 ; 5483265 ; 5483341 ; 5483694 ; 5483717 ; 5483741 ; 548403 ; 548540 ; 562564 ; 562565 ; 534 16 ; 544 64 ; 544 88 ; 544 97 ; 544106 ; 544162 ; 544168 ; 544190 ; 544191 ; 544198 ; 544225 ; 544298 ; 544322 ; 544355 ; 544359 ; 544382 ; 544384 ; 544399 ; 544408 ; 544410 ;
Abstract
Compounds of general Formula I ##STR1## wherein R.sup.3 is a saturated, unsaturated, straight- or branched-chain or cyclic aliphatic hydrocarbon residue of up to 16 carbon atoms or, if R.sup.4 is a hydrogen atom, a cycloalkyl group or an aryl or aralkyl group optionally substituted by one or several C.sub.1 -C.sub.6 -dialkylamino groups or by one or several C.sub.1 -C.sub.6 -alkoxy groups,