Patents by Inventor Karthikeyan Pushparaj

Karthikeyan Pushparaj 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).

  • Completion system with external gate valve
    Patent number: 10260305
    Abstract: A gate valve assembly for use with a tubing hanger with a vertical bore, the gate valve including a housing located externally to the tubing hanger and a gate at least partially locatable in the housing and configured to extend through the tubing hanger and into the tubing hanger vertical bore. The gate valve assembly also includes a seat assembly having a seat and located within the tubing hanger, the seat assembly configured to seal against the gate when the gate is extended into the tubing hanger vertical bore.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: April 16, 2019
    Assignee: ONESUBSEA IP UK LIMITED
    Inventors: Parth Dilip Pathak, Vairaraghavan Rajalingam Ganesan, Karthikeyan Pushparaj
  • Completion System with External Gate Valve
    Publication number: 20170101842
    Abstract: A gate valve assembly for use with a tubing hanger with a vertical bore, the gate valve including a housing located externally to the tubing hanger and a gate at least partially locatable in the housing and configured to extend through the tubing hanger and into the tubing hanger vertical bore. The gate valve assembly also includes a seat assembly having a seat and located within the tubing hanger, the seat assembly configured to seal against the gate when the gate is extended into the tubing hanger vertical bore.
    Type: Application
    Filed: October 8, 2015
    Publication date: April 13, 2017
    Applicant: ONESUBSEA IP UK LIMITED
    Inventors: Parth Dilip Pathak, Vairaraghavan Rajalingam Ganesan, Karthikeyan Pushparaj