Patents by Inventor Wilton Dacus

Wilton Dacus 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).

  • Patent number: 4770450
    Abstract: A door guard device (A) for interlocking a door (10) surrounded by a door frame having a doorjamb (16) and a front facing (14) is disclosed. The device includes a first arm (22) with legs (24, 26) which straddle a doorknob (20). A second arm (28) extends perpendicular to the door and is joined by a third arm (30) parallel to the door and engaging front facing (14) to prevent outward door opening. A brace (32) holds the device in place and allows for loose tolerancing of the device to allow for placement in a quick and easy manner and on a variety of door designs.
    Type: Grant
    Filed: April 10, 1987
    Date of Patent: September 13, 1988
    Inventor: Wilton Dacus