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. 05, 1978
Filed:
May. 18, 1977
Applicant:
Inventors:
Assignee:
Rhone-Poulenc Industries, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
A61K / ; C07D / ;
U.S. Cl.
CPC ...
424258 ; 2603 / ; 546 75 ; 546 71 ; 546144 ;
Abstract
Compounds of the formula: ##STR1## wherein the symbols X each represent hydrogen or methoxy, R represents hydrogen or carboxymethyl, the symbols R.sub.1 each represent hydrogen or together represent a valency bond and the symbols R.sub.2 each represent hydrogen or together represent a valency bond, the pair of symbols R.sub.2 having the same significance as the pair of symbols R.sub.1, and when the symbols R.sub.1 and R.sub.2 represent hydrogen the symbol X also represents hydrogen, are new compounds possessing antiviral activity.