Patents by Inventor Jeffrey Roy Van Hek

Jeffrey Roy Van Hek 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).

  • Thermosetting resinous binder compositions, their preparation and use as coating materials
    Patent number: 6309527
    Abstract: The invention relates to thermosetting resinous binder compositions comprising a cationic resin (1) and a cross-linking agent (2), wherein the cationic resin (1) is an epoxy resin/amine adduct with on average more than one primary amine group, and the cross-linking agent (2) is a polyketone with on average more than one 1,4-dioxobutylene groups in the backbone. The invention also relates to the preparation of these compositions, and their use in general and in CED more particularly.
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: October 30, 2001
    Inventors: Antonius Augustinus Broekhuis, Jeffrey Roy Van Hek, Petrus Gerardus Kooijmans