Patents by Inventor Alistair Oag

Alistair Oag 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).

  • System and method of monitoring flow in a wellbore
    Patent number: 8172007
    Abstract: A system and method for releasing a marker within a wellbore. The system and method includes a sensor that detects movement or a position of the marker within the wellbore. The marker may be released in drilling fluid, for example, and may travel from the surface to the drill bit and return to the surface with cuttings. As an example, the markers are used to determine the flow of cuttings within the wellbore.
    Type: Grant
    Filed: February 2, 2009
    Date of Patent: May 8, 2012
    Assignee: IntelliServ, LLC.
    Inventors: Lee Dolman, Louise Bailey, Ashley B. Johnson, Alistair Oag
  • SYSTEM AND METHOD OF MONITORING FLOW IN A WELLBORE
    Publication number: 20100193184
    Abstract: A system and method for releasing a marker within a wellbore is provided. The system and method includes a sensor that detects movement or a position of the marker within the wellbore. The marker may be released in drilling fluid, for example, and may travel from the surface to the drill bit and return to the surface with cuttings. As an example, the markers are used to determine the flow of cuttings within the wellbore.
    Type: Application
    Filed: February 2, 2009
    Publication date: August 5, 2010
    Inventors: Lee Dolman, Louise Bailey, Ashley B. Johnson, Alistair Oag