Patents by Inventor Benjamin L. Todd

Benjamin L. Todd 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).

  • Downhole release tool
    Patent number: 9732566
    Abstract: A downhole tool has a release device for releasing a downhole device in a wellbore. The downhole tool has a collet with an inner surface and a collet shoulder; a release rod configured to engage the collet shoulder in a locked position and disengage from the collet shoulder in a release position; and a release tube surrounding the release rod and having a release ramp proximate a nose of the release tube.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: August 15, 2017
    Assignee: Weatherford Technology Holdings, LLC
    Inventors: Jose A. Mejia, Jeffrey B. Wensrich, Benjamin L. Todd, Michael Moody
  • DOWNHOLE RELEASE TOOL
    Publication number: 20150144358
    Abstract: A downhole tool has a release device for releasing a downhole device in a wellbore. The downhole tool has a collet with an inner surface and a collet shoulder; a release rod configured to engage the collet shoulder in a locked position and disengage from the collet shoulder in a release position; and a release tube surrounding the release rod and having a release ramp proximate a nose of the release tube.
    Type: Application
    Filed: November 21, 2014
    Publication date: May 28, 2015
    Inventors: Jose A. Mejia, Jeffrey B. Wensrich, Benjamin L. Todd, Michael Moody