Patents by Inventor Jonathan J. Holtz

Jonathan J. Holtz 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).

  • Cantilever shelving
    Patent number: 5074422
    Abstract: A storage device with cantilever mounted shelves using double walled support posts which in a rear wall has a four-sided slot to receive a hook on the shelf and in front wall has a three-sided slot functioning as a seat for the shelf, thus supporting the shelf in a cantilever fashion and obviating inadvertent disengagement because of the rear shelf hook which requires tilting of the shelf for its removal from the support posts.
    Type: Grant
    Filed: September 21, 1990
    Date of Patent: December 24, 1991
    Inventor: Jonathan J. Holtz