Patent ID: 7527839

Claim:
An individual, end-sealed packaging bag formed from a sheet of a heat-shrinkable film, said sheet of a heat-shrinkable film having a first side, an opposing second side, an inner surface and an outer surface, said bag comprising: a first seal connecting said first side to said second side and defining a tube member having a first bag wall, a second bag wall, opposing first and second bag edges, an end and an open mouth opposite said end; a second seal provided through said first and second bag walls, said second seal extending laterally across the width of both said first and second bag walls at a position proximate said end, whereby an empty product receiving chamber is defined by said first bag wall, said second bag wall, said second seal and said open mouth; and, wherein said first seal comprises a peelable seal and is selected from the group consisting of a lap seal, a butt-seal tape and a seal strip; wherein said sheet of heat-shrinkable film comprises a biaxially stretched film having a shrinkage value of at least 20% shrink at 90° C. in at least one direction; and wherein said sheet of heat-shrinkable film comprises a multilayer film which includes a peelable system adapted to peel at an interior layer of said film.