Patents Examined by Herman Morgenstern
  • Imaged microcapsule-coated paper
    Patent number: 4824691
    Abstract: Imaged microcapsule-coated paper, e.g. pressure-sensitive copying paper, is produced by imaging paper by means of laser energy and then applying a coating of microcapsules over the image. The image may be a manufacturer's name, logo or trademark, and may be applied at high speed on the paper machine on which the paper is produced or on the coating machine used to apply the microcapsule coating.
    Type: Grant
    Filed: March 25, 1987
    Date of Patent: April 25, 1989
    Assignee: The Wiggins Teape Group Limited
    Inventor: Leslie Townsend