Stopper for bottling wines
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United States of America Patent
Stats
-
Dec 5, 2006
Grant Date -
Apr 22, 2004
app pub date -
Aug 27, 2003
filing date -
Aug 30, 2001
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A stopper for closing wine bottles. The stopper has a tubular duct to communicate residual interior gaseous atmospheric volume with the outer ambient. A membrane is secured transversely in the duct to allow the passage of gaseous atmosphere through the membrane and to selectively block the passage of liquid therethrough.
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