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:
Feb. 08, 1977
Filed:
Mar. 16, 1976
Applicant:
Inventors:
David T Connor, Parsippany, NJ (US);
Max VON Strandtmann, Rockaway, NJ (US);
Assignee:
Warner-Lambert Company, Morris Plains, NJ (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
260335 ; 424283 ;
Abstract
There are disclosed 7-substituted-9-oxoxanthene-2-carboxaldehydes of the formula: ##STR1## in which R is lower alkoxy or hydroxy. These compounds are indicated in the management of allergic manifestations such as, for example, bronchial asthma or hay fever.