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:
Sep. 05, 1989
Filed:
Oct. 31, 1988
Applicant:
Inventors:
Georg von Sprecher, Allschwil, CH;
Peter Waldmeier, Ettingen, CH;
Assignee:
Ciba-Geigy Corporation, Ardsley, NY (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; C07D / ;
U.S. Cl.
CPC ...
514349 ; 514241 ; 514242 ; 514245 ; 514252 ; 514269 ; 514335 ; 514336 ; 514340 ; 514341 ; 514342 ; 514343 ; 514344 ; 514347 ; 514348 ; 546256 ; 546261 ; 546277 ; 546278 ; 546279 ; 546280 ; 546281 ; 546283 ; 546284 ; 546286 ; 546287 ; 546288 ; 546292 ; 546294 ; 546295 ; 546296 ; 546297 ; 544215 ; 544238 ; 544333 ; 544405 ;
Abstract
Pyridine derivatives of the formula ##STR1## their tautomers and their salts, in which R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5 and n have the meanings given in the claims, can be used as active ingredients in medicaments and are manufactured in a manner known per se.
von Sprecher, Georg. (1989). Pyridine derivatives and their use as nootropic agents (U.S. Patent No. 4863938). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4863938
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile