Patents by Inventor Mike Avery

Mike Avery 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).

  • Hydraulic tractor theft prevention device
    Patent number: 5802893
    Abstract: An anti-theft device for use with tractors having hydraulically released braking mechanisms comprises a two-way valve having a handle that can be rotated to a secure position directing hydraulic fluid back to the reservoir and an operating position directing hydraulic fluid to the brake release mechanism. Locking means is provided to lock the handle in its secure position when the tractor is unattended to prevent the brakes from being released and thus to prevent theft of the vehicle.
    Type: Grant
    Filed: March 24, 1995
    Date of Patent: September 8, 1998
    Inventor: Mike Avery