Patents by Inventor John J. Bonacci

John J. Bonacci 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).

  • Telephone lock
    Patent number: 4404435
    Abstract: A lock for securing a telephone instrument against unauthorized use includes a key-operated cylinder extending through a wall of the housing of the telephone instrument and including a cam movable between locked and unlocked positions for engaging the line switch of the telephone instrument in the locked position and maintaining the line switch in a disconnect position so long as the lock remains in the locked position.
    Type: Grant
    Filed: December 7, 1981
    Date of Patent: September 13, 1983
    Inventors: John J. Bonacci, Theresa S. Bonacci