Patents by Inventor Carol M. Van Zoeren

Carol M. Van Zoeren 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).

  • Laser apparatus
    Patent number: 5760880
    Abstract: This invention relates to an apparatus for imagewise exposing an infrared sensitive layer and, more specifically, for imagewise ablating an infrared radiation sensitive layer of a flexographic printing element for use in making a flexographic printing plate.
    Type: Grant
    Filed: July 31, 1997
    Date of Patent: June 2, 1998
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Roxy Ni Fan, Carol M. Van Zoeren
  • Laser apparatus and process of use
    Patent number: 5654125
    Abstract: This invention relates to an apparatus and process for imagewise exposing an infrared sensitive layer and, more specifically, for imagewise ablating an infrared radiation sensitive layer of a flexographic printing element for use in making a flexographic printing plate.
    Type: Grant
    Filed: May 1, 1995
    Date of Patent: August 5, 1997
    Assignee: E. I. Du Pont de Nemours and Company
    Inventors: Roxy Ni Fan, Carol M. Van Zoeren
  • Process for making a flexographic printing plate
    Patent number: 5506086
    Abstract: This invention relates to a process for making a flexographic printing plate from a photosensitive printing element having an infrared reduction ablatable layer capable of being selectively removed by a laser beam and wherein the process includes placing a material capture sheet in proximity to a photopolymer layer.
    Type: Grant
    Filed: May 1, 1995
    Date of Patent: April 9, 1996
    Assignee: E. I. du Pont de Nemours and Company
    Inventor: Carol M. Van Zoeren