Patents by Inventor Dick Ross

Dick Ross 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 for downhole operation using pressure activated valve and sliding sleeve
    Patent number: 7152678
    Abstract: An isolation system for producing oil and gas from one or more formation zones and methods of use are provided comprising one or more pressure activated valve and one or more tool shiftable valve. The tool shiftable valve may be actuated before or after actuation of the pressure activated valve.
    Type: Grant
    Filed: February 27, 2004
    Date of Patent: December 26, 2006
    Assignee: BJ Services Company, U.S.A.
    Inventors: DeWayne Turner, Marvin Bryce Traweek, Dick Ross
  • Multi-zone completion strings and methods for multi-zone completions
    Patent number: 6722440
    Abstract: A string for completing a well, the string having several parts including: a base pipe with a hole; a packer in mechanical communication with the base pipe; a screen in mechanical communication with the base pipe, wherein the screen is proximate the hole in the base pipe; an isolation pipe concentric within the base pipe and proximate to the hole in the base pipe, wherein an annulus is defined between the base pipe and the isolation pipe; and an annular flow valve in mechanical communication with the base pipe and the isolation pipe, wherein the annular flow valve controls longitudinal fluid flow through the annulus.
    Type: Grant
    Filed: December 5, 2001
    Date of Patent: April 20, 2004
    Assignee: BJ Services Company
    Inventors: DeWayne Turner, Marvin Bryce Traweek, Dick Ross
  • System and method for downhole operation using pressure activated valve and sliding sleeve
    Patent number: RE40648
    Abstract: An isolation system for producing oil and gas from one or more formation zones and methods of use are provided comprising one or more pressure activated valve and one or more tool shiftable valve. The tool shiftable valve may be actuated before or after actuation of the pressure activated valve.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: March 10, 2009
    Assignee: BJ Services Company, U.S.A.
    Inventors: DeWayne Turner, Marvin Bryce Traweek, Dick Ross