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. 31, 1977
Filed:
Jul. 28, 1975
Applicant:
Inventors:
John Preston, Macclesfield, EN;
Michael John Cooper, Macclesfield, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424250 ; 2602 / ;
Abstract
Cinnolin-3-yl carboxylic acids and esters, amides and like derivatives, processes for the preparation of these compounds, and pharmaceutical compositions comprising any one of these compounds. A representative compound is ethyl 6-ethylcinnolin-3-yl carboxylate. The compounds are active as inhibitors of effects following the combination of reagin-like antibodies and their antigens.