Patents by Inventor Kurt Webermeier

Kurt Webermeier 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: 4185951
    Abstract: A process for the extrusion of patterned sheets of thermoplastic synthetic resins wherein a transparent basic synthetic resin material is combined with at least one differently colored secondary synthetic resin material, and wherein the combined stream of material made up of the basic material and the secondary material flows, during the extrusion, at least in partial zones at right angles to the extrusion flow direction, based on the flow cross section, is disclosed.
    Type: Grant
    Filed: May 10, 1977
    Date of Patent: January 29, 1980
    Assignee: Dynamit Nobel AG
    Inventors: Kurt Webermeier, Waldemar Wissinger, Otto Rulle
  • Patent number: 4128386
    Abstract: A process for extruding patterned sheets or panels of differently colored thermoplastic synthetic resin compositions which include the steps of distributing additional color compositions outside of an extrusion duct of a basic color composition over a number of individual feed channels and introducing the additional color compositions at right angles to the direction of flow of the basic color composition into the interior of the stream of the basic color composition at locations over the width and thickness in an initial flow zone via said channels.
    Type: Grant
    Filed: August 4, 1976
    Date of Patent: December 5, 1978
    Assignee: Dynamit Nobel Aktiengesellschaft
    Inventors: Waldemar Wissinger, Kurt Webermeier