Patents by Inventor George Tisdale

George Tisdale 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).

  • Hands free gooseneck with rotating cartridge assemblies
    Patent number: 9611704
    Abstract: A gooseneck assembly having a body disposed circumferentially about a portion of a riser string. A stab member is inwardly radially extendable relative to the body and engages a receptacle disposed on the riser string. A cartridge assembly engages the stab member and has a flexible hose coupling that is rotatable relative to a central axis of the stab member. The coupling is in fluid communication with the receptacle via the stab member. The assembly includes an actuator that is operable to rotate the flexible hose coupling relative to the central axis of the stab member.
    Type: Grant
    Filed: September 19, 2013
    Date of Patent: April 4, 2017
    Assignee: National Oilwell Varco, L.P.
    Inventors: Frank Springett, George Tisdale, John Cannell, Stephen B. Gauntt, Matthew Taylor
  • HANDS FREE GOOSENECK WITH ROTATING CARTRIDGE ASSEMBLIES
    Publication number: 20140083711
    Abstract: A gooseneck assembly having a body disposed circumferentially about a portion of a riser string. A stab member is inwardly radially extendable relative to the body and engages a receptacle disposed on the riser string. A cartridge assembly engages the stab member and has a flexible hose coupling that is rotatable relative to a central axis of the stab member. The coupling is in fluid communication with the receptacle via the stab member. The assembly includes an actuator that is operable to rotate the flexible hose coupling relative to the central axis of the stab member.
    Type: Application
    Filed: September 19, 2013
    Publication date: March 27, 2014
    Applicant: National Oilwell Varco, L.P.
    Inventors: Frank Springett, George Tisdale, John Cannell, Stephen B. Gauntt, Matthew Taylor