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:
Apr. 11, 1978
Filed:
Feb. 06, 1976
Applicant:
Inventors:
Sasson Cohen, Tel-Aviv, IL;
Abraham Fisher, Holon, IL;
Assignee:
The Purdue Frederick Company, New York, NY (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; A61K / ;
U.S. Cl.
CPC ...
424267 ; 26029353 ; 2602 / ;
Abstract
Compounds of the general formula ##STR1## wherein X is selected from the group consisting of oxygen CH.sub.2 and CH radicals, and when X designates oxygen, R designates alkyl, isoalkyl, aralkyl, and substituted aryl groups and when X designates ##STR2## then R designates alkyl, phenyl or substituted phenyl group, and A--B is a single bond and when X designates >CH, and A--B is a double bond, R designates alkyl, phenyl or substituted phenyl groups and physiologically acceptable salts of these, and pharmaceutical compositions containing same as active ingredient.