Patents by Inventor Paul A. Haugen

Paul A. Haugen 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).

  • Thru-hull cap
    Patent number: 7210423
    Abstract: A thru-hull cap cover for a watercraft thru-hull and method therefor capable of covering and protecting the exposed exterior end of a thru-hull from the elements, thus reducing the need to replace a watercraft thru-hull.
    Type: Grant
    Filed: November 23, 2005
    Date of Patent: May 1, 2007
    Inventor: Paul A. Haugen