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:
Jun. 16, 1981
Filed:
Jul. 05, 1979
Applicant:
Inventor:
Daniel Coussediere, Montfermeil, FR;
Assignee:
Roussel Uclaf, Paris, FR;
Primary Examiner:
Int. Cl.
CPC ...
C07J / ; A61K / ;
U.S. Cl.
CPC ...
424242 ; 2602 / ; 26039747 ;
Abstract
Novel .DELTA..sup.4,9 -gonadiene-21-ol-3,20-diones of the formula ##STR1## wherein X is selected from the group consisting of hydrogen and tritium, R.sub.1 is alkyl of 1 to 3 carbon atoms, R.sub.2 is alkyl of 1 to 12 carbon atoms and R.sub.3 is alkyl of 1 to 4 carbon atoms in the form of 21R or 21S epimers or mixtures thereof having progestomimetic and antiestrogenic properties, their preparation and novel intermediates.
Coussediere, Daniel. (1981). Novel .delta..sup.4,9 -gonadiene-21-ol-3,20-diones (U.S. Patent No. 4273771). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4273771
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile