Patents by Inventor Gregory Paul ROGER

Gregory Paul ROGER 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).

  • Pull through centralizer
    Patent number: 8991487
    Abstract: A centralizer system comprising a centralizer disposed about a wellbore tubular, wherein the centralizer comprises, a first body portion, a second body portion, and a plurality of bow springs connecting the first body portion to the second body portion, and a plurality of limit collars coupled to the wellbore tubular between the first body portion and the second body portion, where at least one of the plurality of limit collars is configured to engage the first body portion or the second body portion and pull the centralizer in the direction of travel within the wellbore.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: March 31, 2015
    Assignee: Halliburton Energy Services, Inc.
    Inventors: William Iain Elder Levie, Gregory Paul Roger, Miles Norman Sweep
  • Pull through centralizer
    Patent number: 8960278
    Abstract: A centralizer system comprising a centralizer disposed about a wellbore tubular, wherein the centralizer comprises, a first body portion, a second body portion, a plurality of bow springs connecting the first body portion to the second body portion, and at least one window disposed in the first body portion, and a retaining portion disposed in the at least one window, wherein the retaining portion is configured to provide a substantially fixed engagement between the first body portion and the wellbore tubular.
    Type: Grant
    Filed: June 4, 2012
    Date of Patent: February 24, 2015
    Assignee: Halliburton Energy Services, Inc.
    Inventors: William Iain Elder Levie, Gregory Paul Roger, Miles Norman Sweep
  • Pull Through Centralizer
    Publication number: 20130319689
    Abstract: A centralizer system comprising a centralizer disposed about a wellbore tubular, wherein the centralizer comprises, a first body portion, a second body portion, a plurality of bow springs connecting the first body portion to the second body portion, and at least one window disposed in the first body portion, and a retaining portion disposed in the at least one window, wherein the retaining portion is configured to provide a substantially fixed engagement between the first body portion and the wellbore tubular.
    Type: Application
    Filed: June 4, 2012
    Publication date: December 5, 2013
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: William Iain Elder LEVIE, Gregory Paul ROGER, Miles Norman SWEEP
  • Pull Through Centralizer
    Publication number: 20130319690
    Abstract: A centralizer system comprising a centralizer disposed about a wellbore tubular, wherein the centralizer comprises, a first body portion, a second body portion, and a plurality of bow springs connecting the first body portion to the second body portion, and a plurality of limit collars coupled to the wellbore tubular between the first body portion and the second body portion, where at least one of the plurality of limit collars is configured to engage the first body portion or the second body portion and pull the centralizer in the direction of travel within the wellbore.
    Type: Application
    Filed: June 4, 2012
    Publication date: December 5, 2013
    Applicant: HALLIBURTON ENERGY SERVICES, INC.
    Inventors: William Iain Elder LEVIE, Gregory Paul ROGER, Miles Norman SWEEP