Patents by Inventor Tim Simmonds

Tim Simmonds 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).

  • Drag block assembly with no external fasteners
    Patent number: 12680404
    Abstract: Embodiments of a downhole fastening method and apparatus are disclosed herein. In one embodiment, apparatus for use in a downhole environment comprises a sleeve, the sleeve including a plurality of longitudinal receiving slots in an external surface thereof; a plurality of drag blocks positioned within the longitudinal receiving slots, each drag block including an activation element for biasing the drag block radially outward and gripping elements for engaging a wellbore casing; and a retention element positioned at an uphole end of the sleeve and configured to maintain the plurality of drag blocks engaged in the plurality of longitudinal receiving slots.
    Type: Grant
    Filed: December 17, 2024
    Date of Patent: July 14, 2026
    Assignee: Halliburton Energy Services, Inc.
    Inventors: Tim Simmonds, Peter Reid Maher, Boon Yen Er, Garry Martin Howitt, Gabriel Yun Chong Chang
  • DRAG BLOCK ASSEMBLY WITH NO EXTERNAL FASTENERS
    Publication number: 20260168342
    Abstract: Embodiments of a downhole fastening method and apparatus are disclosed herein. In one embodiment, apparatus for use in a downhole environment comprises a sleeve, the sleeve including a plurality of longitudinal receiving slots in an external surface thereof; a plurality of drag blocks positioned within the longitudinal receiving slots, each drag block including an activation element for biasing the drag block radially outward and gripping elements for engaging a wellbore casing; and a retention element positioned at an uphole end of the sleeve and configured to maintain the plurality of drag blocks engaged in the plurality of longitudinal receiving slots.
    Type: Application
    Filed: December 17, 2024
    Publication date: June 18, 2026
    Inventors: Tim Simmonds, Peter Reid Maher, Boon Yen Er, Garry Martin Howitt, Gabriel Yun Chong Chang