Structures for precisely controlled transport of fluids
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United States of America Patent
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Aug 17, 2004
Grant Date -
Aug 22, 2002
app pub date -
Oct 25, 2001
filing date -
Oct 25, 2000
priority date (Note) -
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Abstract
The present invention relates to devices for efficient transport, transfer and movement of fluids. In particular, the invention provides fluidic micro-structures for controlled transport and movement of liquids in devices for analytical and other purposes. Devices of the invention include one or more features that can enhance performance of the fluid transfer, referred to as a pre-shooter stop, a butterfly structure, a cascade structure, a waste chamber inlet, a capillary driven sample inlet chamber, a capillary stop structure, a bifurcation flow-through structure, and a hydrophobic vent.
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