Withdrawal spike
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jun 1, 2004
Grant Date -
Apr 4, 2002
app pub date -
Sep 26, 2001
filing date -
Sep 30, 2000
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
The withdrawal spike comprises a piercing thorn (10) and a housing (12) having filter chambers for air and fluid. In a connecting piece (23) for connection of an external device a self-closing valve (31) is arranged. Said valve (31) is adapted to prevent fluid from unintentionally flowing out of the withdrawal spike.
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Cited Art Landscape
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