Patents by Inventor Joseph Michael Sparkman

Joseph Michael Sparkman 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).

  • Box-on-box self-stacking substructure for a drill rig
    Patent number: 9488014
    Abstract: Disclosed is a drill rig having two master skids. Wherein prior to assembly of the drill rig, the master skids include a base box structure and a supported box structure arranged in a nested relationship. Additionally, the base box structures house hydraulic components and support components necessary to raise and support the supported box structure at an operational position. Further, the base box structures includes hydraulic components necessary to raise the drill rig mast to an operational position.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: November 8, 2016
    Assignee: Unit Corporation
    Inventors: Joseph Michael Sparkman, Charles Vora, Aaron Chang
  • BOX-ON-BOX SELF-STACKING SUBSTRUCTURE FOR A DRILL RIG
    Publication number: 20150143759
    Abstract: Disclosed is a drill rig having two master skids. Wherein prior to assembly of the drill rig, the master skids include a base box structure and a supported box structure arranged in a nested relationship. Additionally, the base box structures house hydraulic components and support components necessary to raise and support the supported box structure at an operational position. Further, the base box structures includes hydraulic components necessary to raise the drill rig mast to an operational position.
    Type: Application
    Filed: November 10, 2014
    Publication date: May 28, 2015
    Inventors: Joseph Michael Sparkman, Charles Vora, Aaron Chang