Patents by Inventor Geoffrey S. Keep

Geoffrey S. Keep 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 and apparatus for applying a coating to a web of sheet material
    Patent number: 4347269
    Abstract: In an offset gravure web coating method and apparatus, coating composition is applied from a gravure roll to a transfer roll, thence to an applicator roll, and finally to the web. The web moves in the same direction as the applicator roll surface. The ratio of the speed of the applicator roll surface to that of the web is preferably not greater than 1:1. The method and apparatus afford improved coating patterns at low wet coatweights.
    Type: Grant
    Filed: April 2, 1981
    Date of Patent: August 31, 1982
    Assignee: The Wiggins Teape Group Limited
    Inventor: Geoffrey S. Keep