Patents by Inventor Steven J. Stepniewski

Steven J. Stepniewski 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).

  • Door jam device
    Patent number: 5131701
    Abstract: A door jam or guard for preventing forced entry through a door, the guard including an adjustable tubular brace having an upper tubular member and a lower tubular member telescopically engaged with the upper tubular member, a base pad mounted on the lower end of the tubular brace, a yoke mounted on the upper end of the tubular brace for engaging the door knob on the door, and a lever actuated extension in the upper tubular member for moving the yoke outwardly of the tubular member to seat the yoke against the handle.
    Type: Grant
    Filed: August 29, 1991
    Date of Patent: July 21, 1992
    Assignee: Sure-Lock Securities, Inc.
    Inventor: Steven J. Stepniewski