Patents by Inventor Rene Hollenstein

Rene Hollenstein 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 cigar ashtray
    Patent number: 6148827
    Abstract: An adjustable cigar ashtray having a body including a base and at least first and second, opposing, side walls, and a slidable bridge member mounted between the first and second side walls, wherein the bridge member is slidable along a predefined path substantially parallel to the first and second side walls.
    Type: Grant
    Filed: July 30, 1998
    Date of Patent: November 21, 2000
    Assignee: Davidoff & Ci.e. SA
    Inventor: Rene Hollenstein