Patent ID: 6539691
Filing Date: 2003-04-01
Classification: B65D

Abstract:
A method for making a package from a flexible sheet material capable of being sealed for closing off the interior of the package from ambient atmosphere, said package having a longitudinal axis, a first side wall, a second side wall, a third side wall, and a fourth side wall, a bottom and an open top formed by said sheet material, said method comprising the steps of providing the flat, flexible sheet material to be formed into the package, said flat, flexible sheet having an inside surface and an outside surface, designating areas on the flat, flexible sheet where permanent sealed seams will be located and open areas where no permanent seams will be located to form the package, applying a releasably securable adhesive to the open areas of the flat flexible sheet in an area adjacent the open top of the package in a manner that will seal the top of the package when the package is formed, said releasably securable adhesive not coinciding with said designated areas where permanent sealed seams will be located, forming the package by sealing with permanently sealed seams said first side wall to said second side wall by a first permanent seal, sealing said second side wall to said third side wall by a second permanent seal, sealing said third side wall to said fourth side wall by a third permanent seal, filling the package with a product, and sealing the open top of the package using the releasably securable adhesive.