Patents by Inventor Alan Derek Cookson

Alan Derek Cookson 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).

  • Method of assay
    Patent number: 6991938
    Abstract: A kinetic assay method for quantifying an analyte in a sample.
    Type: Grant
    Filed: May 8, 1997
    Date of Patent: January 31, 2006
    Assignee: Applied Research Systems ARS Holding N.V.
    Inventors: Alan Derek Cookson, Phelim Daniels
  • Spectrophotometric techniques
    Patent number: 5766957
    Abstract: The use as a cuvette in spectrophotometric assays of a sample-collecting device is disclosed, the said device possessing a cavity or cavities each having a dimension small enough to enable sample liquid to be drawn into the cavity by capillary action, wherein a surface of the cavity is a surface of a transparent solid plate having a substantially rectangular cross section and forming a wall of the cavity, the opposite surface of the cavity being an additional structure having a substantially rectangular cross section and forming a wall of the cavity, and wherein a portion of said plate carries a reflective coating and a portion of said additional structure is reflective.
    Type: Grant
    Filed: November 22, 1996
    Date of Patent: June 16, 1998
    Assignee: Applied Research Systems Ars Holding, N.V.
    Inventors: Grenville Arthur Robinson, Alan Derek Cookson