Patents by Inventor David John TAGHEHCHIAN

David John TAGHEHCHIAN 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).

  • Subsea live hydrocarbon fluid retrieval system and method
    Patent number: 10267124
    Abstract: Disclosed is a subsea live hydrocarbon fluid retrieval system and method. The system and method include the ability to depressurize the fluid while enacting controlled venting of the gas entrained in the fluid during a controlled ascent to the surface from the seabed. The system and method do not require ancillary equipment at surface for management of gas or pressure. The fluid arrives at surface with minimal gas and pressure.
    Type: Grant
    Filed: December 11, 2017
    Date of Patent: April 23, 2019
    Assignee: CHEVRON U.S.A. INC.
    Inventors: Thomas Edward O'Donnell, David Hugh Fraser, Christa Soutullo Musgrove, Katherine Patricia Papageorge, Peter Phuong Tran, Zachary Wade Lampkin, David John Taghehchian, Ryan Frederic Keller
  • SUBSEA LIVE HYDROCARBON FLUID RETRIEVAL SYSTEM AND METHOD
    Publication number: 20180163519
    Abstract: Disclosed is a subsea live hydrocarbon fluid retrieval system and method. The system and method include the ability to depressurize the fluid while enacting controlled venting of the gas entrained in the fluid during a controlled ascent to the surface from the seabed. The system and method do not require ancillary equipment at surface for management of gas or pressure. The fluid arrives at surface with minimal gas and pressure.
    Type: Application
    Filed: December 11, 2017
    Publication date: June 14, 2018
    Applicant: CHEVRON U.S.A. INC.
    Inventors: Thomas Edward O'DONNELL, David Hugh FRASER, Christa Soutullo MUSGROVE, Katherine Patricia PAPAGEORGE, Peter Phuong TRAN, Zachary Wade LAMPKIN, David John TAGHEHCHIAN, Ryan Frederic KELLER