Patents by Inventor Herbert Edmund Paaren

Herbert Edmund Paaren has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Continuous isocratic affinity chromatography
    Patent number: 7790040
    Abstract: The present invention provides devices and methods for micro-scale simulated moving bed chromatography (SMB) for continuous preparation of analytic quantities of highly pure fractions of target molecules. The present apparatus and method of the invention is adapted in a preferred embodiment to separations by affinity chromatography involving three discontinuous liquid flow loops. An alternative embodiment of affinity chromatography utilizes standard SMB operating under isocratic conditions.
    Type: Grant
    Filed: August 30, 2007
    Date of Patent: September 7, 2010
    Assignee: Semba Biosciences, Inc.
    Inventors: Robert Charles Mierendorf, Herbert Edmund Paaren, Anthony Charles Grabski, Andrew Wilke, Joerg Werner Baier, Anil Rajaram Oroskar