Patents Represented by Attorney Sue J. Kalman

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  • Open channel solid phase extraction systems and methods
    Patent number: 7667010
    Abstract: The invention provides, inter alia, methods of extracting an analyte from a solution comprising the steps of: passing a solution containing an analyte through an extraction channel having a solid phase extraction surface, whereby analyte adsorbs to the extraction surface of said extraction channel; purging bulk liquid from said extraction channel; and eluting the analyte by passing a desorption solvent through the channel. The invention further provides reagents, columns and instrumentation related to this and other methods.
    Type: Grant
    Filed: August 22, 2006
    Date of Patent: February 23, 2010
    Assignee: PhyNexus, Inc.
    Inventors: Douglas T. Gierde, Christopher T. Hanna