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. 18, 1989
Filed:
Feb. 24, 1988
Applicant:
Inventors:
Michael A Nassim, Old Dalby, GB;
Richard A Raphael, Kingston-on-Soar, GB;
Assignee:
Fisons PLC, Ipswich, GB;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
514291 ; 546 92 ;
Abstract
There are described a new compound, methods for its preparation and compositions containing it. Calcium 9-ethyl-6,9-dihydro-4,6-dioxo-10-propyl-4H-pyrano[3,2-g]-quinoline-2,8-dic arboxylate is a novel compound and is useful in the treatment of reversible obstructive airways disease and/or the prevention or treatment of rhinitis.