Protective strip for Z-fold bag closure
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United States of America Patent
Stats
-
Oct 18, 1983
Grant Date -
N/A
app pub date -
Dec 30, 1981
filing date -
Dec 30, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
An improved Z-fold closure for flexible bags such as thermoplastic bags comprising polyethylene film comprising a pressure sensitive adhesive strip and a protective strip having one or more ribs of sufficient stiffness and dimension so that the strip of adhesive is substantially contacted by only the top portion(s) of the rib(s) when the bag closure is in a stored or 'z' fold position.
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Cited Art Landscape
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