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:
Jun. 05, 1990
Filed:
Aug. 25, 1988
Applicant:
Inventors:
Assignee:
Malesci Istituto Farmacobiologico S.p.A., Firenze, IT;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
5142342 ; 514258 ; 544118 ; 544254 ;
Abstract
The present invention relates to 8-azaxanthines derivatives having antiasthmatic activity and the general formula: ##STR1## wherein: R.sub.1 is a hydrogen or a lower alkyl of from one to six carbon atoms or an arylalkyl group;
Fedi, Mauro. (1990). 8-azaxanthine derivatives, and pharmaceutical compositions containing (U.S. Patent No. 4931437). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4931437
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile