Patents by Inventor Stefan Vansteenkiste

Stefan Vansteenkiste 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).

  • Patent number: 5851724
    Abstract: The present invention provides a method for obtaining a lithographic printing plate comprising the steps of: (a) image-wise or information-wise exposing a photosensitive imaging element comprising on a hydrophilic surface of a support a hydrophobic photosensitive layer contiguous to said hydrophilic surface, comprising (i) a photosensitive acid precursor and (ii) a hydrophobic polymeric binder and (b) developing said exposed imaging element by the steps of: (i) laminating before or after said exposure an uppermost layer of said imaging element to a receptor layer and (ii) peeling away the receptor layer from the hydrophilic surface of the support thus transferring said hydrophobic photosensitive composition patternwise to the receptor layer, characterized in that said hydrophobic photosensitive layer comprises as photosensitive acid precursor a non-ionic photosensitive precursor of a sulphonic acid or a non-ionic photosensitive precursor of an optionally partially esterified phosphonic acid or a non-ionic pho
    Type: Grant
    Filed: August 29, 1995
    Date of Patent: December 22, 1998
    Assignee: Agfa-Gevaert, N.V.
    Inventors: Marc Van Damme, Joan Vermeersch, Etienne Schacht, Stefan Vansteenkiste