Patents by Inventor Jacobus N. M. Batisi

Jacobus N. M. Batisi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

9.alpha.-hydroxy-17-methylene steroids, process for their preparation and their use in the preparation of corticosteroids

Patent number: 5194602

Abstract: New 9.alpha.-hydroxy-17-methylene steroids are prepared by the introduction of a substituted 17-methylene group in 9.alpha.-hydroxyandrost-4-ene-3, 17-dione.The resulting compounds are useful starting compounds in the synthesis of corticosteroids.

Type: Grant

Filed: December 12, 1990

Date of Patent: March 16, 1993

Assignee: Gist-Brocades N.V.

Inventors: Jacobus N. M. Batisi, Arthur F. Marx

9.alpha.-hydroxy-17-methylene steroids, process for their preparation and their use in the preparation of corticosteroids