Patents by Inventor Carlton L. Kennet

Carlton L. Kennet 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).

  • Patent number: 5085366
    Abstract: A method is described for continuously producing a smooth, high gloss coating on a paper container comprising the steps of applying a substantially uniform coating of melted wax material to the outside surface of the container or sheet stock, maintaining the temperature of the wax coating above its melting point and above its congealing temperature, imparting a constant surface velocity to the outside surface of the container or sheet stock and applying a substantially uniform film of liquid coolant, particularly water, to the outside surface of the container or sheet stock whereby the surface velocity of the coolant is substantially equal to the surface velocity of the container or sheet stock.
    Type: Grant
    Filed: June 27, 1991
    Date of Patent: February 4, 1992
    Assignee: Sweetheart Cup Company
    Inventors: Ronald A. Durgin, Derek S. Matheson, Delvin K. Border, Carlton L. Kennet, Daniel E. Hammett