Patents by Inventor John Paul Le Bel

John Paul Le Bel 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).

  • Protection means for manually operated dead bolt lock
    Patent number: 4044579
    Abstract: An enclosure, for housing a manually operated lock, comprising a wall which may be mounted on either the lock or a door to surround the lock and, if necessary, its striker plate. A cover is pivotally mounted on the wall and provided with a key-actuated lock to prevent unauthorized operation of the manually operated lock.
    Type: Grant
    Filed: November 21, 1975
    Date of Patent: August 30, 1977
    Inventor: John Paul Le Bel