Patents by Inventor Peter J. Kvas

Peter J. Kvas 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).

  • Sliding door
    Patent number: 4561210
    Abstract: A sliding door assembly for use in a double-panelled wall construction, in which the door is suspended on a hanger assembly having a pair of spaced vertical posts and a horizontal rail supported by the posts. Rollers in the plane of the door engage the rail, which hangs the door on the rail for sliding into the cavity between the wall panels.
    Type: Grant
    Filed: February 21, 1984
    Date of Patent: December 31, 1985
    Inventors: Peter J. Kvas, Claudio Fera