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:
Oct. 24, 1995
Filed:
Dec. 09, 1993
Applicant:
Inventors:
Eckhard Schwenner, Wuppertal, DE;
Gaetan Ladouceur, Hamden, CT (US);
Thomas M Aune, Hamden, CT (US);
Assignee:
Bayer Aktiengesellschaft, Leverkusen, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514253 ; 544230 ; 544372 ; 548411 ; 549255 ; 549331 ;
Abstract
The anthracene-spiro-pyrrolidines according to the invention are prepared by reacting either anthracene-spiro-furans or unsubstituted anthracene-spiropyrrolidines with appropriately substituted amines or by reacting unsubstituted anthracene derivatives with appropriately substituted methylenepyrrolidines. The substances can be used as active agents in medicaments, in particular for the production of immunomodulating medicaments.