Patents by Inventor Thomas Daniel MacDougall

Thomas Daniel MacDougall 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).

  • Autonomous untethered well object
    Patent number: 9650851
    Abstract: A technique includes deploying an untethered object though a passageway of a string in a well; and sensing a property of an environment of the string, an electromagnetic coupling or a pressure as the object is being communicated through the passageway. The technique includes selectively autonomously operating the untethered object in response to the sensing.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: May 16, 2017
    Assignee: SCHLUMBERGER TECHNOLOGY CORPORATION
    Inventors: John R. Whitsitt, John A. Booker, Thomas Daniel MacDougall, Gary L. Rytlewski
  • Autonomous Untethered Well Object
    Publication number: 20140076542
    Abstract: A technique includes deploying an untethered object though a passageway of a string in a well; and sensing a property of an environment of the string, an electromagnetic coupling or a pressure as the object is being communicated through the passageway. The technique includes selectively autonomously operating the untethered object in response to the sensing.
    Type: Application
    Filed: June 13, 2013
    Publication date: March 20, 2014
    Inventors: John R. Whitsitt, John A. Booker, Thomas Daniel MacDougall, Gary L. Rytlewski