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:
Feb. 20, 1990
Filed:
Mar. 23, 1988
Applicant:
Inventors:
Dario Chiarino, Monza, IT;
Gian Carlo Grancini, Nova Milanese, IT;
Viviana Frigeni, Monza, IT;
Angelo Carenzi, Busto Arsizio, IT;
Assignee:
Zambon Group S.p.A., Vicenza, IT;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
514253 ; 514320 ; 514371 ; 544367 ; 546196 ; 548194 ; 548195 ;
Abstract
Compounds of formula ##STR1## (wherein R, R.sub.1 and R.sub.2 have the meanings reported in the specification) and their preparation are described. The compounds of formula I have anti-allergic, anti-anaphylactic and anti-arthritic activity and are useful in pharmaceutical field. Compositions for pharmaceutical use containing a compound of formula I as active ingredient are described too.