Patents by Inventor Jack E. Duncan

Jack E. Duncan 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: 4362264
    Abstract: A container formed from a blank of foldable sheet material is provided for accommodating a plurality of articles arranged in segregated groups. The container includes a pair of opposed first walls, a pair of opposed sectional second walls, a pair of sectional bottom walls and a sectional partition wall, all of which coact to form a compartmented open top chamber in which the groups of articles are adapted to be disposed. The partition wall is provided with a pair of foldably interconnected panel sections which are disposed in face-to-face relation. The partition wall panel sections are provided with reinforcing flaps which extend angularly therefrom and are arranged in face-to-face relation with corresponding second wall panels. Means are provided for foldably connecting the bottom wall panel sections to the corresponding second wall panels.
    Type: Grant
    Filed: February 20, 1981
    Date of Patent: December 7, 1982
    Assignee: Packaging Corporation of America
    Inventor: Jack E. Duncan