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:
Dec. 19, 1978
Filed:
Apr. 21, 1977
Applicant:
Inventors:
Jehan F Bagli, Kirkland, CA;
Tibor Bogri, Montreal, CA;
Assignee:
Ayerst, McKenna & Harrison Limited, Montreal, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ;
U.S. Cl.
CPC ...
424266 ; 544127 ; 546 92 ; 546183 ;
Abstract
Cyclohepta[b]pyridine-2-carboxylic acid derivatives characterized by having a 4,7-dihydro-4,7-dioxo-1H-cyclohepta-[b]pyridine nucleus substituted at position 2 with a carboxylic acid or carboxylic acid ester are disclosed. In addition, the nucleus can be optionally further substituted at positions 1, 5,6 and 8. The foregoing compounds are useful for preventing or treating allergic conditions in a mammal. Methods for the preparation and use of the compounds are disclosed.