Patents by Inventor William Rusty Stephenson

William Rusty Stephenson 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).

  • Liner hanger with sliding sleeve valve
    Patent number: 7172021
    Abstract: An apparatus and method for forming or repairing a wellbore casing, a pipeline, or a structural support. An expandable tubular member is radially expanded and plastically deformed by an expansion cone that is displaced by hydraulic pressure. Before or after the radial expansion of the expandable tubular member, a sliding sleeve valve within the apparatus permit a hardenable fluidic sealing material to be injected into an annulus between the expandable tubular member and a preexisting structure.
    Type: Grant
    Filed: November 3, 2004
    Date of Patent: February 6, 2007
    Assignee: Shell Oil Company
    Inventors: David Paul Brisco, Edwin Arnold Zwald, Chan Lawrence Daigle, Gregory Marshall Noel, William Joseph Dean, Andrei Gregory Filippov, Ronald D. Nida, Robert Lance Cook, Lev Ring, Kevin Karl Waddell, William Rusty Stephenson, Rune T. Gusevik
  • Liner hanger with sliding sleeve valve
    Patent number: 6976541
    Abstract: An apparatus and method for forming or repairing a wellbore casing, a pipeline, or a structural support. An expandable tubular member is radially expanded and plastically deformed by an expansion cone that is displaced by hydraulic pressure. Before or after the radial expansion of the expandable tubular member, a sliding sleeve valve within the apparatus permit a hardenable fluidic sealing material to be injected into an annulus between the expandable tubular member and a preexisting structure.
    Type: Grant
    Filed: January 22, 2003
    Date of Patent: December 20, 2005
    Assignee: Shell Oil Company
    Inventors: David Paul Brisco, Edwin Arnold Zwald, Jr., Chan Daigle, Gregory Noel, William J. Dean, Andrei Gregory Filippov, Ronald D. Nida, Robert Lance Cook, Lev Ring, Kevin K. Waddell, William Rusty Stephenson, Rune T. Gusevik
  • Liner hanger with sliding sleeve valve
    Publication number: 20040045718
    Abstract: An apparatus and method for forming or repairing a wellbore casing, a pipeline, or a structural support. An expandable tubular member is radially expanded and plastically deformed by an expansion cone that is displaced by hydraulic pressure. Before or after the radial expansion of the expandable tubular member, a sliding sleeve valve within the apparatus permit a hardenable fluidic sealing material to be injected into an annulus between the expandable tubular member and a preexisting structure.
    Type: Application
    Filed: January 22, 2003
    Publication date: March 11, 2004
    Inventors: David Paul Brisco, Edwin Arnold Zwald, Chan Daigle, Gregory Noel, William J. Dean, Andrei Gregory Filippov, Ronald D. Nida, Robert Lance Cook, Lev Ring, Kevin K. Waddell, William Rusty Stephenson, Rune T. Gusevik