Patents by Inventor Marc Koester

Marc Koester 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).

  • Process for preparing decorative surface appearance in acrylic material employing anisotropic particles
    Patent number: 8858850
    Abstract: A decorative surface appearance in an acrylic material is obtained by applying a flowable crosslinkable acrylic material containing anisotropic particles having an aspect ratio of 3 to a shrinkable support followed by crosslinking to form a solid article.
    Type: Grant
    Filed: June 18, 2010
    Date of Patent: October 14, 2014
    Assignee: E I du Pont de Nemours and Company
    Inventors: Rolf Thomas Weberg, Marc Koester, Marie Neiss
  • PROCESS FOR PREPARING DECORATIVE SURFACE APPEARANCE IN ACRYLIC MATERIAL EMPLOYING ANISOTROPIC PARTICLES
    Publication number: 20110143036
    Abstract: A decorative surface appearance in an acrylic material is obtained by applying a flowable crosslinkable acrylic material containing anisotropic particles having an aspect ratio of 3 to a shrinkable support followed by crosslinking to form a solid article.
    Type: Application
    Filed: June 18, 2010
    Publication date: June 16, 2011
    Applicant: E. I. DU PONT DE NEMOURS AND COMPANY
    Inventors: Rolf Thomas Weberg, Marc Koester, Marie Neiss
  • Injection molding of thermoplastic polymethylmethacrylate pellets
    Publication number: 20090096125
    Abstract: Injection molding of thermoplastic polymethylmethacrylate pellets and decorative crosslinked polymethylmethacrylate particles employs an injection nozzle which has a size smaller than at least a portion of the polymethacrylate particles.
    Type: Application
    Filed: October 12, 2007
    Publication date: April 16, 2009
    Inventors: William Patrick Paplham, William D. Saunders, Marc Koester