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. 04, 1995
Filed:
Dec. 20, 1993
Applicant:
Inventors:
Sergio Mantegani, Milan, IT;
Enzo Brambilla, Mariano Comense, IT;
Carla Caccia, Gallarate, IT;
Nicola Carfagna, Nerviano, IT;
Assignee:
Farmitalia Carlo Erba S.r.l., Milan, IT;
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; C07D / ;
U.S. Cl.
CPC ...
514253 ; 514252 ; 514288 ; 544238 ; 544310 ; 544333 ; 544405 ; 546 67 ; 546 68 ; 546 69 ;
Abstract
The present invention provides compounds of the formula (I) ##STR1## wherein A, R.sub.1, R.sub.2 and R.sub.3 are defined as in the specification, or a pharmaceutically acceptable salt thereof. A process for their preparation and the pharmacetical compositions comprising them are also provided.