Patents by Inventor Harold Marshall Pardey

Harold Marshall Pardey 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).

  • Method and Device for Subsea Wire Line Drilling
    Publication number: 20090178847
    Abstract: A method and a device for subsea wire line drilling permit the recovery of a full core barrel with a coiled tubing, without pulling up a drill string.
    Type: Application
    Filed: January 10, 2008
    Publication date: July 16, 2009
    Applicant: PERRY SLINGSBY SYSTEMS, INC.
    Inventors: Peter Nellessen, JR., Jonathan Bruce Machin, Harold Marshall Pardey
  • Subsea Drilling System and Method for Operating the Drilling System
    Publication number: 20090178848
    Abstract: A subsea drilling system includes a drilling module having a tool carousel being removable and replaceable in or out of water, a skid module and an ROV to be connected to and disconnected from the skid module in or out of water, for operating the subsea drilling system with the ROV. A method for operating a subsea drilling system includes removing a tool carousel from a drilling module and replacing the tool carousel with another tool carousel, in or out of water. An ROV is connected to a skid module and disconnected from the skid module in or out of water. The subsea drilling system is operated with the ROV.
    Type: Application
    Filed: January 10, 2008
    Publication date: July 16, 2009
    Applicant: PERRY SLINGSBY SYSTEMS, INC.
    Inventors: Peter Nellessen, JR., Jonathan Bruce Machin, Harold Marshall Pardey