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. 03, 1995
Filed:
May. 25, 1994
Applicant:
Inventors:
Richard C Effland, Bridgewater, NJ (US);
Larry Davis, Sergeantsville, NJ (US);
Gordon E Olsen, Somerset, NJ (US);
Assignee:
Hoechst-Roussel Pharmaceuticals Inc., Somerville, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
5142352 ; 514253 ; 514307 ; 514318 ; 514339 ; 544124 ; 544364 ; 546147 ; 546193 ;
Abstract
This invention relates to compounds of the formula ##STR1## where R.sub.1 -R.sub.6, X and Y are as defined in the specification, which are useful for the treatment of various memory dysfunctions characterized by a cholinergic deficit and thus may be indicated in the treatment of Alzheimer's disease.