Patents by Inventor Khurram Rehmatullah

Khurram Rehmatullah 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).

  • Integrated controls for subsea landing string, blow out preventer, lower marine riser package
    Patent number: 10767433
    Abstract: A controls module for use with a subsea landing string, a blowout preventer (BOP) stack and a lower marine riser package (LMRP) is disclosed. The controls module can be integrated into the BOP stack or the LMRP or between the BOP stack and the LMRP. The controls module includes an input line that is coupled to control the subsea landing string through the BOP or the LMRP. The input line can be a hydraulic line, an electrical line, or a combination.
    Type: Grant
    Filed: February 26, 2018
    Date of Patent: September 8, 2020
    Assignee: OneSubsea IP UK Limited
    Inventors: Bilal Rafaqat Hussain, Khurram Rehmatullah, Christopher Nault, Vikas Rakhunde, Darcy Ryan
  • INTEGRATED CONTROLS FOR SUBSEA LANDING STRING, BLOW OUT PREVENTER, LOWER MARINE RISER PACKAGE
    Publication number: 20190264524
    Abstract: A controls module for use with a subsea landing string, a blowout preventer (BOP) stack and a lower marine riser package (LMRP) is disclosed. The controls module can be integrated into the BOP stack or the LMRP or between the BOP stack and the LMRP. The controls module includes an input line that is coupled to control the subsea landing string through the BOP or the LMRP. The input line can be a hydraulic line, an electrical line, or a combination.
    Type: Application
    Filed: February 26, 2018
    Publication date: August 29, 2019
    Inventors: Bilal Rafaqat Hussain, Khurram Rehmatullah, Christopher Nault, Vikas Rakhunde, Darcy Ryan