Patents by Inventor Christopher Len Jackson

Christopher Len Jackson 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).

  • Integral check valve lock open device for oil and gas equipment
    Patent number: 11781397
    Abstract: An inventive lock open device for use with a poppet type check valve is disclosed. The device permits bidirectional flow of fluid or gas by defeating the check valve sealing device which permits hydrostatic testing without the need for check valve disassembly or the need for additional tooling.
    Type: Grant
    Filed: September 1, 2021
    Date of Patent: October 10, 2023
    Inventors: George Todd Lowry, Christopher Len Jackson
  • INTEGRAL CHECK VALVE LOCK OPEN DEVICE FOR OIL AND GAS EQUIPMENT
    Publication number: 20220065065
    Abstract: An inventive lock open device for use with a poppet type check valve is disclosed. The device permits bidirectional flow of fluid or gas by defeating the check valve sealing device which permits hydrostatic testing without the need for check valve disassembly or the need for additional tooling.
    Type: Application
    Filed: September 1, 2021
    Publication date: March 3, 2022
    Inventors: George Todd Lowry, Christopher Len Jackson