Patents by Inventor Betty J. Demonbreun

Betty J. Demonbreun 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).

  • Security box protection means
    Patent number: 4729327
    Abstract: A security box with a door combined with an electricity charged cover, an alarm, an electrical insulator inner cover between the box and charged cover, an electrical insulator outer cover outside of the charged cover, switch means for activating the alarm when the outer cover is traversed and remote switch means for deactivating the charged cover and alarm.
    Type: Grant
    Filed: October 2, 1986
    Date of Patent: March 8, 1988
    Inventor: Betty J. Demonbreun
  • Lock mechanism
    Patent number: 4641507
    Abstract: A protection system for preventing unauthorized entry through a door member. An electrically charged cover is placed over the door member for electrically shocking anyone who attempts unauthorized entry therethrough. An electrical insulator inner cover is placed between the door member and the electrically charged cover. A first lock is provided to lock the door member in a closed position. A second lock is provided to lock the first lock in a locked position.
    Type: Grant
    Filed: February 6, 1984
    Date of Patent: February 10, 1987
    Assignees: W. Stuart McCloy, Jr., W. Stuart McCloy, Sr.
    Inventor: Betty J. Demonbreun