Closure lid for open mouth containers
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United States of America Patent
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N/A
Issued Date -
Feb 21, 2008
app pub date -
Jul 31, 2006
filing date -
Jul 31, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A container lid for engagement within an open mouth container including upper and lower panels with the lower panel including a peripheral upwardly directed flexible flange seal, the upper panel being upwardly convex and, in cooperation with positioning posts on the lower panel, being selectively downwardly flexed toward the lower panel for an outward movement of the peripheral edge of the upper panel against the flange seal by an enhanced fulcrum action of the upper panel about a fulcrum extending upward from the lower panel in closely spaced inward relation to the flange seal.
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