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:
Jul. 06, 1999
Filed:
Sep. 19, 1997
Applicant:
Inventors:
Alain Dhainaut, Chatou, FR;
Andre Tizot, Verrieres le Buisson, FR;
Emmanuel Canet, Paris, FR;
Michel Lonchampt, Chevilly la Rue, FR;
Assignee:
Adir et Compagnie, Courbevoie, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514326 ; 514249 ; 514311 ; 514318 ; 514330 ; 544353 ; 546152 ; 546193 ; 546210 ; 546221 ;
Abstract
New N-substituted cyclic amines of formula: ##STR1## wherein: X, R.sub.1, R.sub.2 and R are as defined in the description, their optical and geometric isomers and physiologically tolerable salts thereof. The compounds of the invention are powerful PDE4 inhibitors and can be used therapeutically.