Tamper evident link bags
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 23, 1989
Grant Date -
N/A
app pub date -
Mar 11, 1988
filing date -
Mar 11, 1988
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Bags with reclosable zippers along their mouth ends and having pull flanges extending above the zippers, have attending upwardly from said pull flanges separably attached tamper evident extensions which are adhesively fixed to one another so that it is necessary to separate the tamper evident extensions from the pull flanges along lines of weakening when it is desired to gain access into the bag through the reclosable zipper. A method of and an apparatus for making the bags in linked chains and a method of and apparatus for filling the linked bags and then completing the filled bags are disclosed.
First Claim
Family
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Cited Art Landscape
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