Patents by Inventor Christopher Medland

Christopher Medland 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).

  • Mast transport skid
    Patent number: 10273708
    Abstract: A transportable unit has a skid with a pivot connector to pivotally attach to a first mast leg of a drill rig mast. The skid also has a support connector to attach to a second mast leg support of the drill rig mast and a substructure connector to attach to a substructure of a drill rig.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: April 30, 2019
    Assignee: PATTERSON-UTI DRILLING COMPANY LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland
  • Mast leg pulley
    Patent number: 9512676
    Abstract: A mast system includes a first leg of a mast pivotally connected to a pivot support and a second leg of the mast pivotally connected to a leg support. The leg support has a first support end with a surface connector to attach to a rig surface and a second support end with a leg connector to connect to the second leg to form a joint. A cable with a first cable end is attached to the leg support, and a force is exerted on the leg support through the cable that causes the leg support to rotate about the joint when the mast is lowered.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: December 6, 2016
    Assignee: PATTERSON-UTI DRILLING COMPANY LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland
  • Blowout preventer trolley
    Patent number: 9500040
    Abstract: A box substructure for a drill rig has a box frame including a medial side oriented towards a space located under a drill floor of the drill rig. A trolley structure is connected to the box frame and protrudes away from the medial side. The trolley structure also has an overhanging end opposite of the medial side.
    Type: Grant
    Filed: March 5, 2015
    Date of Patent: November 22, 2016
    Assignee: Patterson-UTI Drilling Company LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland
  • BLOWOUT PREVENTER TROLLEY
    Publication number: 20160258225
    Abstract: A box substructure for a drill rig has a box frame including a medial side oriented towards a space located under a drill floor of the drill rig. A trolley structure is connected to the box frame and protrudes away from the medial side. The trolley structure also has an overhanging end opposite of the medial side.
    Type: Application
    Filed: March 5, 2015
    Publication date: September 8, 2016
    Applicant: PATTERSON-UTI DRILLING COMPANY LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland
  • MAST TRANSPORT SKID
    Publication number: 20160258178
    Abstract: A transportable unit has a skid with a pivot connector to pivotally attach to a first mast leg of a drill rig mast. The skid also has a support connector to attach to a second mast leg support of the drill rig mast and a substructure connector to attach to a substructure of a drill rig.
    Type: Application
    Filed: March 5, 2015
    Publication date: September 8, 2016
    Applicant: PATTERSON-UTI DRILLING COMPANY LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland
  • MAST LEG PULLEY
    Publication number: 20160258215
    Abstract: A mast system includes a first leg of a mast pivotally connected to a pivot support and a second leg of the mast pivotally connected to a leg support. The leg support has a first support end with a surface connector to attach to a rig surface and a second support end with a leg connector to connect to the second leg to form a joint. A cable with a first cable end is attached to the leg support, and a force is exerted on the leg support through the cable that causes the leg support to rotate about the joint when the mast is lowered.
    Type: Application
    Filed: March 5, 2015
    Publication date: September 8, 2016
    Applicant: PATTERSON-UTI DRILLING COMPANY LLC
    Inventors: Katherine J. Holst, Michael F. Jones, Tyson Andrew Springer, Kristopher Landon Murray Butler, Bradley James Schroeder, Christopher Medland