Patents by Inventor Lewis F. Roberts

Lewis F. Roberts 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).

  • Packaging assembly
    Patent number: 6145658
    Abstract: Packaging assemblies having two side-by-side compartments are made from a tray and two cover portions. The compartments are designed to hold sheets of material. The packaging assemblies may also be provided in a kit comprising a tray blank and two cover portions or a tray blank and two cover blanks.
    Type: Grant
    Filed: March 25, 1999
    Date of Patent: November 14, 2000
    Assignee: Leucadia, Inc.
    Inventors: Daniel J. Donohoe, Charles E. Wonhof, Lewis F. Roberts