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:
Jan. 14, 1992
Filed:
Feb. 07, 1990
Applicant:
Inventors:
Robert Boigegrain, Clapiers, FR;
Camille G Wermuth, Strasbourg, FR;
Paul Worms, St Gely Du Fesc, FR;
Assignee:
Sanofi, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ;
U.S. Cl.
CPC ...
5142315 ; 514247 ;
Abstract
The invention relates to the use of 5-alkylpyridazine derivatives of the formula ##STR1## in which R.sub.1 is a C.sub.1 -C.sub.4 alkyl group or a phenyl group and R.sub.2 and R.sub.3 independently are a C.sub.1 -C.sub.4 alkyl group, or R.sub.2 and R.sub.3, taken with the nitrogen atom to which they are bonded, form a morpholino group, or one of their pharmaceutically acceptable salts, for the preparation of pharmaceutical compositions for combating pathological conditions associated with a cortical cholinergic deficiency, especially for the treatment of degenerative syndromes associated with senescence.