Reclosable zipper having intermittent thickened flange; package; and methods
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United States of America Patent
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Nov 19, 2002
Grant Date -
N/A
app pub date -
Jul 16, 2001
filing date -
Jul 16, 2001
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A zipper closure having a first and second releasably interlocking closure profiles where a first sealing flange extends from the first closure profile, and a second sealing flange extends from the second closure profile. Two rectangular-shaped protrusions are on each of an exterior and interior side of the first sealing flange. A rectangular-shaped protrusion is on each of an exterior and interior side of the second sealing flange. The rectangular-shaped protrusions on each interior side of first and second sealing flange are constructed and arranged to mate with each other. A flexible, reclosable package and methods of manufacturing are also disclosed.
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