Patents by Inventor Jeffrey S. Phillps

Jeffrey S. Phillps 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).

  • METHOD FOR SINGLE TRIP FLUID ISOLATION
    Publication number: 20130255946
    Abstract: A completion system for arrangement in a borehole including a lower completion, an upper completion string, and an intermediate assembly engaged between the lower completion and the upper completion string. The intermediate assembly includes a single barrier valve only. The barrier valve is operatively arranged to be transitionable to an open position when engaged with the upper completion string and transitions to a closed position via the upper completion string when the upper completion string is pulled out of the borehole. A method of completing a borehole is also included.
    Type: Application
    Filed: March 29, 2012
    Publication date: October 3, 2013
    Applicant: BAKER HUGHES INCORPORATED
    Inventors: Raymond A. Frisby, Jeffrey S. Phillps, Roy N. Nelson, Donald Lauderdale