Packaging unit having improved sealing properties
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Oct 13, 2015
Grant Date -
Apr 23, 2015
app pub date -
Apr 23, 2012
filing date -
Apr 23, 2012
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A packaging unit formed from a sheet of material having an inner surface, an outer surface and one folding axis dividing the sheet into a first region and a second region. The inner surface includes an inner edge portion and an outer edge portion, wherein one of the inner edge portion and the outer edge portion of the edge zone of the first region is provided with adhesive, and the other of the inner edge portion and the outer edge portion of the edge zone of the first region is adhesive-free. One of the inner edge portion and the outer edge portion of the edge zone of the second region is provided with adhesive, and the other of the inner edge portion and the outer edge portion of the edge zone of the second region is adhesive-free in a complementary manner to the edge zone of the first region.
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