Is a
Patent attributes
Patent Jurisdiction
Patent Number
Patent Inventor Names
Marco Musaragno0
Date of Patent
December 5, 2006
0Patent Application Number
106488030
Date Filed
August 27, 2003
0Patent Primary Examiner
Patent 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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