Pierceable closure member for vial
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United States of America Patent
Stats
-
Apr 10, 1984
Grant Date -
N/A
app pub date -
Aug 16, 1982
filing date -
Aug 24, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A pierceable closure member for use on a vacuum-filled vial, including a rubber plug having an annular leg and an annular protrusion, and a lamina having an annular recess and secured to the rubber plug with the annular recess receiving therein the annular leg. For the purpose of retaining the vacuum inside the vial, the annular protrusion on the rubber plug has a specific dimensional relationship to the other parameter of the closure member.
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