Patents by Inventor Frederick Naumann

Frederick Naumann 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).

  • Patent number: 5620094
    Abstract: A wrap-around tub carrier with a top center divider tab. The tab is comprised of spaced segments of a flap which is foldably connected to the top panel. Both the divider tab and a locking tab located between the divider tab segments are connected by a fold line to another locking tab. Both locking tabs extend up to engage the flange of adjacent tubs on opposite sides of the divider tab. A triangular keel extends up between the rows of tubs and a keel support tab extends up within the keel to provide additional support.
    Type: Grant
    Filed: May 21, 1996
    Date of Patent: April 15, 1997
    Assignee: Riverwood International Corporation
    Inventor: Frederick Naumann
  • Patent number: 5601186
    Abstract: A package containing food tubs having connecting flanges. The flanges are angled at the corners so that an opening is formed between the flanges of four adjacent tubs. A carrier includes slots in side panels through which adjacent tub flanges extend and a finger hole in the top panel overlying the opening between the flanges. This enables the package to be lifted from beneath the flanges adjacent the finger hole.
    Type: Grant
    Filed: November 13, 1995
    Date of Patent: February 11, 1997
    Assignee: Riverwood International Corporation
    Inventors: Neal Van Hine, Frederick Naumann