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Carton, carton blank and method for forming the carton

  • US 5,794,811 A
  • Filed: 10/29/1996
  • Issued: 08/18/1998
  • Est. Priority Date: 12/21/1992
  • Status: Expired due to Term
First Claim
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1. A carton blank comprising:

  • a unitary sheet of a relatively rigid material having an inner surface and an outer surface;

    said unitary sheet of a relatively rigid material having a left side edge, a right side edge, a top edge and a bottom edge;

    said unitary sheet of a relatively rigid material having a length extending from said top edge to said bottom edge and a width extending from said left side edge to said right side edge;

    said unitary sheet of a relatively rigid material having a plurality of cut and fold lines for dividing said unitary sheet of a relatively rigid material into a back wall panel, a front wall panel, opposite side wall panels, a glue tab panel and top and bottom panels extending outwardly in opposite directions from said front wall, back wall and opposite sidewall panels;

    said glue tab panel having a top edge and a bottom edge and a perforated line extending from said top edge toward said bottom edge;

    said inner surface of said front wall panel, said back wall panel, said opposite sidewall panels and said glue tab panel having a central body portion, a top body portion and a bottom body portion;

    said central body portion located between and spaced from said fold lines between said front wall panel, said back wall panel and said opposite sidewall panels and said top and bottom panels and extending into said glue tab panel;

    a generally rectangular sheet of a relatively flexible fluid impervious material having an inner surface and an outer surface with said outer surface having a central body portion, a top body portion a bottom body portion, a left side edge, a right side edge and top and bottom edges;

    said generally rectangular sheet of a relatively flexible fluid impervious material having a length and a width corresponding to said length of said width of said unitary sheet of a relatively rigid material;

    said central body portion of said rectangular sheet of a relatively flexible fluid impervious material being secured to said central body portion of said front wall panel, said back wall panel said opposite sidewall panels and said glue tab panel;

    at least portions of said central body portion of said generally rectangular sheet of a relatively flexible fluid impervious material being secured by an adhesive permitting separation thereof from adjacent portions of said central body portion of said front panel, said back panel, said opposite sidewall panels and portions of said glue tab panel without damage thereto by the application of sufficient force; and

    at least portions of said top and bottom body portion of said generally rectangular sheet of a relatively flexible fluid impervious material overlying but not secured to said top and bottom body portion of said front wall panel, said back wall panel, said opposite sidewall panels and said glue tab panel and said inner surface of said top and bottom panels.

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