Method and device for entrapping gas within a liquid drug container
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United States of America Patent
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Feb 18, 2003
Grant Date -
N/A
app pub date -
Oct 12, 1999
filing date -
Oct 9, 1998
priority date (Note) -
In Force
status (Latency Note)
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Abstract
A stopper for use in preventing any volume of gas from escaping from a drug container when used in connection therewith. The stopper has a body having a perimeter for slidable engagement with the interior of a drug receptacle; an outer surface; and an inner surface facing the bottom of the drug receptacle, the inner surface shaped so as to trap any volume of gas located within the drug receptacle when the body is slidably engaged therein. The invention is further directed to a drug container having a hollow body for holding a liquid. The body has an open end and a closed end. The container also has a stopper slidably received in the hollow body, and a feature for entrapping any volume of gas within the container.
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