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:
Oct. 15, 1996
Filed:
Oct. 04, 1994
Applicant:
Inventors:
Jacobus N Batist, Kwintsheul, NL;
Arthur F Marx, Delft, NL;
Willem J Van Zoest, Schiedam, NL;
Jagdish C Kapur, Delft, NL;
Assignee:
Roussel UCLAF, Romainville, FR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
552610 ; 552562 ; 552612 ; 552618 ; 540 97 ; 540107 ;
Abstract
New 9-alpha-hydroxy steroids are prepared by the introduction of substituents on the D-ring of 9-alpha-hydroxy-androst-4-ene-3,17-dione. The resulting compounds are useful intermediates in the synthesis of corticosteroids.