Patents by Inventor Terry J. Ziegelmann

Terry J. Ziegelmann 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).

  • Down spout extension holder
    Patent number: D342016
    Type: Grant
    Filed: August 20, 1991
    Date of Patent: December 7, 1993
    Inventor: Terry J. Ziegelmann