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Microfluidic sieve valves

United States Patent

January 13, 2015
View the Complete Patent at the US Patent & Trademark Office
Sieve valves for use in microfluidic device are provided. The valves are useful for impeding the flow of particles, such as chromatography beads or cells, in a microfluidic channel while allowing liquid solution to pass through the valve. The valves find particular use in making microfluidic chromatography modules.
Quake; Stephen R. (Stanford, CA), Marcus; Joshua S. (Altadena, CA), Hansen; Carl L. (Vancouver, CA)
California Institute of Technology (Pasadena, CA)
13/ 171,329
June 28, 2011
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH This invention was made with government support under Grant No. CA119347 awarded by the National Institutes of Health and Grant No. DE-FC02-02ER63420 awarded by the US Department of Energy. The government has certain rights in the invention