Patents by Inventor Frank Kwatonowski

Frank Kwatonowski 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).

  • Adjustable means for opening a door latch
    Patent number: 5769145
    Abstract: An assembly for opening a door latch used in combination with a door, wherein the assembly includes a push-bar with an end piece that envelopes the door latch, the end piece being integrally connected to the bar at one of its ends and, connected at the other end to a spring which holds the assembly outward and away from the door, the other end of the spring is fastened to the door.
    Type: Grant
    Filed: March 31, 1997
    Date of Patent: June 23, 1998
    Inventor: Frank Kwatonowski