Patents by Inventor Barrington Wright

Barrington Wright 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).

  • Exhaust pipe lock for internal combustion engines and the like
    Patent number: 5249442
    Abstract: A lock is provided for an exhaust pipe in an exhaust system of an internal combustion engine in a motor vehicle, which consists of a plug to be inserted within a distal end of the exhaust pipe, so as to seal the distal end of the exhaust pipe and thereby prevent the operation of the internal combustion engine. A locking mechanism is also provided for retaining the plug within the distal end of the exhaust pipe and to prevent the unauthorized removal of the plug from the distal end of the exhaust pipe.
    Type: Grant
    Filed: December 2, 1991
    Date of Patent: October 5, 1993
    Inventor: Barrington Wright