Patents by Inventor Kurt Allner

Kurt Allner 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 producing a synthetic resin sheet, especially for a multicolor pattern
    Patent number: 4888145
    Abstract: A process for the production of thick synthetic resin sheets having a multicolor pattern, involves processing heated thermoplastic chips into a coherent sheet by means of a pair of rolls profiled to a depth of about 0.1-0.5 mm which effect partially differing densification.
    Type: Grant
    Filed: September 23, 1983
    Date of Patent: December 19, 1989
    Assignee: Dynamit Nobel AG
    Inventors: Kurt Allner, Hans Brinkmann, Bernhard Kraemer, Herbert Schulte