Patents by Inventor Vincent A. Sy

Vincent A. Sy 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).

  • Patent number: 5879951
    Abstract: An assay device for the performance of assays for analytes, particularly those of biological interest, provides for improved efficiency and sensitivity by reducing background. The assay device performs an immunochromatographic assay and also provides a wash to remove unbound labeled specific binding partner and thereby reduce the background. Assay devices according to the present invention can use either a directly visible label such as a metal sol label or an enzyme label. One embodiment of assay devices according to the present invention is particularly suitable for assay of analytes in whole blood samples. The present invention also encompasses test kits and methods of use of the assay devices.
    Type: Grant
    Filed: January 29, 1997
    Date of Patent: March 9, 1999
    Assignee: SmithKline Diagnostics, inc.
    Inventor: Vincent A. Sy