Patents by Inventor William Cauley

William Cauley 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).

  • Mechanism for retaining and releasing pump down plug
    Patent number: 11078747
    Abstract: An apparatus for retaining and releasing a pump down plug includes an outer housing having a recess and a shifting sleeve that contains the pump down plug and is disposed within the outer housing. The shifting sleeve is configured to slide within the outer housing. The apparatus also includes a retaining element configured to engage the pump down plug to retain the pump down plug, the retaining element being restrained from outward movement by the outer housing in a first position of the shifting sleeve, wherein sliding the shifting sleeve into a second position results in outward movement of the retaining element into the recess to release the pump down plug.
    Type: Grant
    Filed: December 31, 2019
    Date of Patent: August 3, 2021
    Assignee: BAKER HUGHES OILFIELD OPERATIONS LLC
    Inventors: Marcelle H. Hedrick, Ryan Faul, William Cauley, Robert Pena, Sean Yakeley
  • MECHANISM FOR RETAINING AND RELEASING PUMP DOWN PLUG
    Publication number: 20210198972
    Abstract: An apparatus for retaining and releasing a pump down plug includes an outer housing having a recess and a shifting sleeve that contains the pump down plug and is disposed within the outer housing. The shifting sleeve is configured to slide within the outer housing. The apparatus also includes a retaining element configured to engage the pump down plug to retain the pump down plug, the retaining element being restrained from outward movement by the outer housing in a first position of the shifting sleeve, wherein sliding the shifting sleeve into a second position results in outward movement of the retaining element into the recess to release the pump down plug.
    Type: Application
    Filed: December 31, 2019
    Publication date: July 1, 2021
    Applicant: Baker Hughes Oilfield Operations LLC
    Inventors: Marcelle H. Hedrick, Ryan Faul, William Cauley, Robert Pena, Sean Yakeley