Patents by Inventor Udo Heizmann

Udo Heizmann 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).

  • Pipe-connector molded part for pre-insulated pipe conduits
    Patent number: 7708321
    Abstract: A pipe-connector molded part for pre-insulated pipe conduits consisting of plastic, whereby the pipe conduit is pre-insulated with polyurethane foam and the pipe-connector molded part is positioned so that it can be connected to the internal wall of the pipe conduits to be connected by a method for connecting pre-insulated pipe conduits consisting of plastic by way of the molded part.
    Type: Grant
    Filed: May 16, 2003
    Date of Patent: May 4, 2010
    Assignee: Georg Fischer Rohrleitungssysteme AG
    Inventors: Harald Muckenschnabel, Udo Heizmann
  • Pipe-connector molded part for pre-insulated pipe conduits
    Publication number: 20050156429
    Abstract: A pipe-connector molded part for pre-insulated pipe conduits consisting of plastic, whereby the pipe conduit is pre-insulated with polyurethane foam and the pipe-connector molded part is positioned so that it can be connected to the internal wall of the pipe conduits to be connected by a method for connecting pre-insulated pipe conduits consisting of plastic by way of the molded part.
    Type: Application
    Filed: May 16, 2003
    Publication date: July 21, 2005
    Inventors: Harald Muckenschnabel, Udo Heizmann