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:
Feb. 16, 1993
Filed:
Mar. 25, 1991
Werner Skuballa, Berlin, DE;
Bernd Buchmann, Berlin, DE;
Josef Heindl, Berlin, DE;
Wolfgang Frohlich, Berlin, DE;
Roland Ekerdt, Berlin, DE;
Schering Aktiengesellschaft, Berlin and Bergkamen, DE;
Abstract
##STR1## Compounds of formula (I) in which the residues have the following meanings: a is (II) or (III); R.sup.1 is CH.sub.2 OH, CH.sub.3, CF.sub.3, COOR.sup.5 with R.sup.5 or, A is a trans, trans--CH.dbd.CH--CH.dbd.CH--or tetramethylene group; B is an alkylene group with up to 10 C atoms; D is a direct bond, oxygen, sulphur, a --C.tbd.C--group or a --CH.dbd.CR.sup.7 --group, or (IV); B and D together are a direct bond; R.sup.2 and R.sup.3 are the same or different and denote hydrogen or an organic acid residue with 1 to 15 C atoms, R.sup.1 and R.sup.2 together are a carbonyl group; R.sup.4 is a hydrogen atom or C.sub.1-10 alkyl, and if R.sup.5 denotes a hydrogen atom, their salts with physiologically acceptable bases and their cyclodextrin clathrates.