Patents by Inventor Frankie Derek Necaise

Frankie Derek Necaise 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).

  • Dual operational rig
    Patent number: 10337258
    Abstract: A dual tower rig includes a hull supported by one or more legs and includes a cantilever assembly coupled to the hull. Dual towers are supported by a skidding system that is coupled to the cantilever assembly. The towers are configured to conduct independent operations and are movable relative to each other and to the hull by the skidding system and the cantilever assembly.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: July 2, 2019
    Assignee: Rowan Companies, Inc.
    Inventors: Michael James Dowdy, Frankie Derek Necaise
  • Dual Operation Rig
    Publication number: 20170152713
    Abstract: A dual tower rig includes a hull supported by one or more legs and includes a cantilever assembly coupled to the hull. Dual towers are supported by a skidding system that is coupled to the cantilever assembly. The towers are configured to conduct independent operations and are movable relative to each other and to the hull by the skidding system and the cantilever assembly.
    Type: Application
    Filed: November 21, 2016
    Publication date: June 1, 2017
    Inventors: Michael James Dowdy, Frankie Derek Necaise