Patents by Inventor Jon Macrae

Jon Macrae 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).

  • Apparatus and system to allow tool passage ahead of a bit
    Patent number: 8646548
    Abstract: Drill bits enable the use of tools in a wellbore when it is undesirable or impossible to remove the drill bit. Drill bits include a drill bit insert, a latch assembly, a housing, a running tool, and a shaft trigger to operate the latch assembly.
    Type: Grant
    Filed: September 9, 2010
    Date of Patent: February 11, 2014
    Assignee: ThruBit, LLC
    Inventors: Peter Wells, Jon Macrae
  • Apparatus and System to Allow Tool Passage Ahead of a Bit
    Publication number: 20110011579
    Abstract: Drill bits enable the use of tools in a wellbore when it is undesirable or impossible to remove the drill bit. Drill bits include a drill bit insert, a latch assembly, a housing, a running tool, and a shaft trigger to operate the latch assembly.
    Type: Application
    Filed: September 9, 2010
    Publication date: January 20, 2011
    Applicant: THRUBIT B.V.
    Inventors: Peter Wells, Jon Macrae
  • Apparatus and system to allow tool passage ahead of a bit
    Patent number: 7841400
    Abstract: Drill bits are enable the use of tools in a wellbore when it is undesirable or impossible to remove the drill bit. Drill bits include a drill bit insert, a latch assembly, a housing, a running tool, and a shaft trigger to operate the latch assembly.
    Type: Grant
    Filed: September 5, 2008
    Date of Patent: November 30, 2010
    Assignee: Thrubit B.V.
    Inventors: Peter Wells, Jon Macrae
  • APPARATUS AND SYSTEM TO ALLOW TOOL PASSAGE AHEAD OF A BIT
    Publication number: 20100059290
    Abstract: Drill bits are enable the use of tools in a wellbore when it is undesirable or impossible to remove the drill bit. Drill bits include a drill bit insert, a latch assembly, a housing, a running tool, and a shaft trigger to operate the latch assembly.
    Type: Application
    Filed: September 5, 2008
    Publication date: March 11, 2010
    Inventors: Peter Wells, Jon Macrae