Patents by Inventor Max David Douglas Mitchell

Max David Douglas Mitchell 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).

  • Tether roller apparatus
    Patent number: 12709948
    Abstract: A cost-effective, lightweight, and easily attachable/detachable cable tether apparatus to increase the run distance of a tether cable thereby overcoming factors such as pipe geometry and cumulative pipe bend angle. The apparatus includes two clamshell-like wheels pivotably joined about a hinge with a quick-release mechanism configured for selectively locking and unlocking the apparatus at varied intervals along the tether cable. The tether cable being releasably affixed to the apparatus at a location offset below the axis of rotation of the wheels.
    Type: Grant
    Filed: December 21, 2023
    Date of Patent: August 18, 2026
    Assignee: EddyFi Canada Inc.
    Inventors: Craig William Senych, Anthony Bibeau, Richelle Joy Eck, Shaun Trevor Moody, Max David Douglas Mitchell
  • TETHER ROLLER APPARATUS
    Publication number: 20250207467
    Abstract: A cost-effective, lightweight, and easily attachable/detachable cable tether apparatus to increase the run distance of a tether cable thereby overcoming factors such as pipe geometry and cumulative pipe bend angle. The apparatus includes two clamshell-like wheels pivotably joined about a hinge with a quick-release mechanism configured for selectively locking and unlocking the apparatus at varied intervals along the tether cable. The tether cable being releasably affixed to the apparatus at a location offset below the axis of rotation of the wheels.
    Type: Application
    Filed: December 21, 2023
    Publication date: June 26, 2025
    Inventors: Craig William Senych, Anthony Bibeau, Richelle Joy Eck, Shaun Trevor Moody, Max David Douglas Mitchell