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:
May. 18, 1993
Filed:
Jul. 30, 1990
Applicant:
Inventors:
Silvano Spinelli, Milan, IT;
Roberto Di Domenico, Milan, IT;
Ernesto Menta, Milan, IT;
Bruno Lumachi, Milan, IT;
Licia Gallico, Milan, IT;
Sergio Tognella, Milan, IT;
Assignee:
Boehringer Mannheim Italia, Monza, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
546278 ; 546334 ; 546335 ; 546339 ; 546340 ; 546341 ; 546342 ; 546344 ; 5483137 ; 5483435 ; 5483401 ; 5483131 ; 5483111 ;
Abstract
Compounds of formula I ##STR1## wherein Ar is an optionally substituted phenyl ring; B is a single bond, a group --(CH.sub.2 OCH.sub.2).sub.n being n=or 2, a a 2,4-disubstituted-1,3-dioxolane ring or a 2,4-disubstituted-1,3-thioxolane ring, R is a single bond, an optionally substituted methylene or ethylene group and T is 2, 3- or 4-pyridyl, an optionally salified or esterified carboxy group or a carboxyamide group. Said compounds are useful in treatment of respiratory diseases.