Patents by Inventor Michael Desmond Slattery

Michael Desmond Slattery 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).

  • Shearable tool activation device
    Patent number: 11015414
    Abstract: An exemplary activation device for a downhole tool includes an outer shell configured to sealingly engage a seat and configured to be sheared by the seat whereby the activation device can pass through the seat.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: May 25, 2021
    Inventors: Mathew John Kennedy, Michael Desmond Slattery
  • SHEARABLE TOOL ACTIVATION DEVICE
    Publication number: 20210131216
    Abstract: An exemplary activation device for a downhole tool includes an outer shell configured to sealingly engage a seat and configured to be sheared by the seat whereby the activation device can pass through the seat.
    Type: Application
    Filed: November 4, 2019
    Publication date: May 6, 2021
    Inventors: Mathew John Kennedy, Michael Desmond Slattery
  • Rotary roller reamer
    Patent number: 7793715
    Abstract: The invention relates to a roller assembly for a rotary roller reamer. The roller assembly includes a roller pin and a crushing roller. The crushing roller is arranged to be mounted on the roller pin and to rotate thereabout. The roller assembly is connected together so as to form a single cartridge which can be inserted into a pocket of the rotary roller reamer and secured thereto using a single fastener device.
    Type: Grant
    Filed: April 14, 2009
    Date of Patent: September 14, 2010
    Assignee: Extreme Machining Australia Pty Ltd.
    Inventors: John Francis Kennedy, Michael Desmond Slattery
  • ROTARY ROLLER REAMER
    Publication number: 20090194335
    Abstract: The invention relates to a roller assembly for a rotary roller reamer. The roller assembly includes a roller pin and a crushing roller. The crushing roller is arranged to be mounted on the roller pin and to rotate thereabout. The roller assembly is connected together so as to form a single cartridge which can be inserted into a pocket of the rotary roller reamer and secured thereto using a single fastener device.
    Type: Application
    Filed: April 14, 2009
    Publication date: August 6, 2009
    Applicant: EXTREME MACHINING AUSTRALIA PTY LTD
    Inventors: John Francis Kennedy, Michael Desmond Slattery
  • Rotary roller reamer
    Patent number: 7530409
    Abstract: The invention relates to a roller assembly for a rotary roller reamer. The roller assembly includes a roller pin and a crushing roller. The crushing roller is arranged to be mounted on the roller pin and to rotate thereabout. The roller assembly is connected together so as to form a single cartridge which can be inserted into a pocket of the rotary roller reamer and secured thereto using a single fastener device.
    Type: Grant
    Filed: May 4, 2005
    Date of Patent: May 12, 2009
    Assignee: Extreme Machining Australia Pty Ltd.
    Inventors: John Francis Kennedy, Mathew John Kennedy, Michael Desmond Slattery