Flexible Package With Stress Riser Opening
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United States of America Patent
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Issued Date -
Apr 22, 2010
app pub date -
Dec 30, 2008
filing date -
Dec 31, 2007
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
The present application provides improved sealed packages and improved methods for making sealed packages. The sealed package includes a first side and a second side, wherein the first side and the second side each comprise a laminate material including an product-side layer and a film layer, the product-side layers of the first and second sides at least partially heat sealed together to form a heat seal between the first and second sides such that the heat seal comprises a stress riser, wherein the heat seal is stronger than the bond between the product-side layer and the film layer of the laminate material.
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