Structures for uniform capillary flow
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United States of America Patent
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Jul 31, 2012
Grant Date -
Dec 2, 2004
app pub date -
Jul 6, 2004
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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