STOPPER FOR FLASKS OF STERILE PRODUCTS AND USE OF SAID STOPPER IN STERILE MEASURED FILLING
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United States of America Patent
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N/A
Issued Date -
Jan 3, 2008
app pub date -
Jun 7, 2007
filing date -
Jun 19, 2006
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
A stopper for flasks for pharmaceutical products, characterized in that it comprises, in combination: a plug with resilient means for adjustment to the inner face of the neck and of the mouth of the container and an upper stoppering wall; means for defining a position for pre-stoppering of the flask, before the stoppered position; a protector joined to the plug which comprises a lateral wall of synthetic material, said lateral wall having a projection for engagement with an annular protuberance located on the mouth of the container; the aforesaid protector having an extension which, when the stopper is in its pre-stoppered position, creates a labyrinth closure with respect to the particles which might be present in the surroundings in which the container is being handled.
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