Patents by Inventor Thale Jacob Ottens

Thale Jacob Ottens 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).

  • In an amine or nitrile embedded passivated hydrogenation catalyst
    Patent number: 7208448
    Abstract: The invention relates to a passivated hydrogenation catalyst that is embedded in a primary amine, a derivative thereof, and/or a nitrile, the process to make such catalysts, as well as the use of such catalysts in a hydrogenation process in which an amine or a derivative thereof is produced.
    Type: Grant
    Filed: March 13, 2003
    Date of Patent: April 24, 2007
    Assignee: Akzo Nobel N.V.
    Inventors: Thale Jacob Ottens, Jacobus Van Den Berg, Paul Van Poecke