Patents by Inventor Joan Vermmersch

Joan Vermmersch 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).

  • Method of making a photopolymer printing plate
    Patent number: 7767382
    Abstract: A method of making a lithographic printing plate comprising the steps of: a) providing a lithographic printing plate precursor comprising (i) a support having a hydrophilic surface or which is provided with a hydrophilic layer, (ii) a photopolymerizable coating on said support, b) image-wise exposing said coating in a plate setter, c) developing the precursor, thereby removing the non-exposed areas of the coating from the support, whereby the developing step is carried out off-press in a gumming unit by treating the coating of the precursor with a gum solution.
    Type: Grant
    Filed: May 18, 2005
    Date of Patent: August 3, 2010
    Assignee: Agfa Graphics NV
    Inventors: Marc Van Damme, Joan Vermmersch, Alexander Williamson, Willi-Kurt Gries