Patents by Inventor Allen Dren

Allen Dren 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).

  • Patent number: 4803942
    Abstract: A landing apparatus is disclosed for use during the landing or beaching of a boat, a vessel, or the like to protect the keel and hull bottom from injury and abrasion. The apparatus (12) employs an elongated semi-rigid member (20) disposed longitudinal to the bottom surface of the boat. Rigid and resilient upper support blocks (4) are provided on member 2 or and are angled in such a way (2) and spaced in such a way (6) to accept and cradle the keel of a boat and have surface contact with the hull so as to offer complete protection during the beaching of the latter. Said apparatus (12) also employs strips of material (8) spaced (16) on the underside of the apparatus so as to provide a non-slip surface on the bottom side of apparatus (12) for engagement with the contact surface of the beach.
    Type: Grant
    Filed: December 2, 1986
    Date of Patent: February 14, 1989
    Inventors: Joseph Dren, Allen Dren