Patents by Inventor Frank Crawford Roberts

Frank Crawford Roberts 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).

  • Boat baby—retractable marine line
    Patent number: 8689719
    Abstract: BOATBABY, a portable, auto retractable marine line (rope) reel, attachable, spring loaded receptacle for marine line (rope) used in docking, trailering and launching a boat is disclosed. No current device exits.
    Type: Grant
    Filed: January 31, 2013
    Date of Patent: April 8, 2014
    Inventor: Frank Crawford Roberts