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:
Mar. 01, 1977
Filed:
Apr. 24, 1975
Applicant:
Inventors:
Saroop Singh Matharu, Highworth, EN;
David Alun Rowlands, Cirencester, EN;
Robert Westwood, Cricklade, EN;
John Bodenham Taylor, Down Ampley, EN;
Assignee:
Roussel-UCLAF, Paris, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
424250 ; 42424854 ; 424267 ; 424274 ; 424285 ; 2602 / ; 2602 / ; 26029358 ; 26032634 ; 2603 / ;
Abstract
The present invention relates to derivatives of hexahydrodibenzofuran-3-one and their salts possessing interesting antitussive activity, their process of preparation, intermediates, and pharmaceutical compositions.