Patents by Inventor Craig A. Pielechowski

Craig A. Pielechowski 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).

  • Tiered tray assembly
    Patent number: 4887724
    Abstract: A tiered desktop tray assembly including a lower tray and an upper tray utilizes a pair of spacer brackets operatively connected between the trays for supporting the upper tray and the lower tray. The spacer brackets are maintained in a stressed condition while interconnected between the upper and lower trays so that the interconnected relationship of the brackets and trays is enhanced by the stress under which the spacer brackets is maintained.
    Type: Grant
    Filed: August 25, 1988
    Date of Patent: December 19, 1989
    Assignee: Smith Metal Arts Co., Inc.
    Inventors: Craig A. Pielechowski, James S. Panzarella