Patents by Inventor Anton Malburg

Anton Malburg 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).

  • Apparatus for injection molding of shoe soles
    Patent number: 4165958
    Abstract: Right angle arms supporting mold bottom stamps pivot about an axis at the intersection of the arms to present in sequence the bottom stamps into underlying position with respect to an upper mold and a side mold to form in sequence first and second mold cavities limited respectively by the bottom stamps to permit multiple layer, preferably polyurethane shoe soles to be molded to a prepositioned shoe last and upper which may constitute in fact the upper mold.
    Type: Grant
    Filed: September 9, 1977
    Date of Patent: August 28, 1979
    Assignee: Desma-Werke GmbH
    Inventors: Anton Malburg, Friedrich Koch