Patents by Inventor Mitchell Wilkinson

Mitchell Wilkinson 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).

  • Drill head clean out apparatus
    Patent number: 9422772
    Abstract: A drill head clean out device having a clean out tool, a first bar having a first end and a second end, wherein the clean out tool is adapted to be positioned on the first end of the first bar, a coupling member having a first aperture adapted to receive the first bar when the first bar is in a vertical orientation, a second bar having a first end and a second end, wherein the coupling member has a second aperture adapted to receive a first end of the second bar when the second bar is in a horizontal orientation, and wherein the second end of the second bar is adapted to be positioned within an aperture in a base of a drill rig.
    Type: Grant
    Filed: September 10, 2013
    Date of Patent: August 23, 2016
    Assignee: PDI INCORPORATED
    Inventor: Mitchell Wilkinson
  • Drill Head Clean Out Apparatus
    Publication number: 20150068807
    Abstract: A drill head clean out device having a clean out tool, a first bar having a first end and a second end, wherein the clean out tool is adapted to be positioned on the first end of the first bar, a coupling member having a first aperture adapted to receive the first bar when the first bar is in a vertical orientation, a second bar having a first end and a second end, wherein the coupling member has a second aperture adapted to receive a first end of the second bar when the second bar is in a horizontal orientation, and wherein the second end of the second bar is adapted to be positioned within an aperture in a base of a drill rig.
    Type: Application
    Filed: September 10, 2013
    Publication date: March 12, 2015
    Applicant: PDI INCORPORATED
    Inventor: Mitchell Wilkinson