Patents by Inventor R. Blake Bortner

R. Blake Bortner 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).

  • Adjustable position harness buckle system
    Patent number: 6098859
    Abstract: An adjustable position harness buckle system which employs a captured track secured to a backpack apparatus along a predetermined path and a clamp mechanism which is engaged with said track and can be clamped thereto by a lever arm actuated cam at any position therealong.
    Type: Grant
    Filed: January 8, 1998
    Date of Patent: August 8, 2000
    Inventor: R. Blake Bortner
  • Weight drop pocket for SCUBA divers
    Patent number: 5913640
    Abstract: A weight drop pocket for a SCUBA diver comprising a flap closed pocket for containing a weight with a stiffener secured to the pocket and having an opening through which a projection from a mating element secured to a skin diver apparatus may be inserted with the pocket and mating element retained in a preselected orientation and held in place by a spring biased rod inserted through the projection thereby locking it to the mating element until the rod is withdrawn by a force which overcomes the spring bias.
    Type: Grant
    Filed: October 22, 1997
    Date of Patent: June 22, 1999
    Inventor: R. Blake Bortner
  • Harness buckle
    Patent number: D409114
    Type: Grant
    Filed: January 8, 1998
    Date of Patent: May 4, 1999
    Assignee: American Underwater Products Inc.
    Inventor: R. Blake Bortner