Patents by Inventor Paul P. Leisemann

Paul P. Leisemann 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).

  • Stop end for a gutter
    Patent number: D297561
    Type: Grant
    Filed: May 17, 1985
    Date of Patent: September 6, 1988
    Assignee: Australian Building Industries, Pty. Ltd.
    Inventor: Paul P. Leisemann
  • External corner for a gutter
    Patent number: D297562
    Type: Grant
    Filed: May 17, 1985
    Date of Patent: September 6, 1988
    Assignee: Australian Building Industries Pty. Ltd.
    Inventor: Paul P. Leisemann