Patents by Inventor Clark Rightmire

Clark Rightmire 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).

  • Drawbar hitch accessory
    Patent number: 7637525
    Abstract: In its simplest form the present invention includes a drawbar hitch accessory having a hitch plate having a top surface, a bottom surface, a front edge, a rear edge, a left side edge and a right side edge. The top surface is generally rectangular in shape and is divided into six zones including a front right zone, a front center zone, a right center zone, a rear left zone, a rear center zone and a rear right zone. The rear left zone has a first hook opening extending from the top surface to the bottom surface and is generally centered in the rear left zone. The rear center zone has a second hook opening extending from the top surface to the bottom surface and is generally centered in said rear center zone and the rear right zone has a third hook opening which extends from the top surface to the bottom surface and is generally centered in the rear right zone. The front center zone has a first hitch plate ball mount opening extending from the top surface and is generally centered in the front center zone.
    Type: Grant
    Filed: June 21, 2007
    Date of Patent: December 29, 2009
    Assignee: CBR Design and Machine, LLC
    Inventor: Clark Rightmire
  • Drawbar hitch accessory
    Publication number: 20080315554
    Abstract: In its simplest form the present invention includes a drawbar hitch accessory having a hitch plate having a top surface, a bottom surface, a front edge, a rear edge, a left side edge and a right side edge. The top surface is generally rectangular in shape and is divided into six zones including a front right zone, a front center zone, a right center zone, a rear left zone, a rear center zone and a rear right zone. The rear left zone has a first hook opening extending from the top surface to the bottom surface and is generally centered in the rear left zone. The rear center zone has a second hook opening extending from the top surface to the bottom surface and is generally centered in said rear center zone and the rear right zone has a third hook opening which extends from the top surface to the bottom surface and is generally centered in the rear right zone. The front center zone has a first hitch plate ball mount opening extending from the top surface and is generally centered in the front center zone.
    Type: Application
    Filed: June 21, 2007
    Publication date: December 25, 2008
    Inventor: Clark Rightmire