Patents by Inventor Janet Fyles

Janet Fyles 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).

  • Reduction in first slide bias and improved enzyme stability by incorporation of diaryl tellurides in the gravure layer of dry-film, immunoassay elements
    Patent number: 5928886
    Abstract: The present invention relates to a dry immunoassay analytical element for assaying a ligand, comprising a support bearing: (a) a label zone comprising an enzyme labeled ligand or an enzyme labeled receptor; (b) a spreading zone; (c) a receptor zone comprising a fixed concentration of an immobilized receptor for the ligand; and (d) a gravure zone comprising a diaryl telluride. A prefered embodiment of the present invention further comprises a vanadyl salt. The present invention further relates to a method for performing an assay using an element as described above.
    Type: Grant
    Filed: September 23, 1997
    Date of Patent: July 27, 1999
    Assignee: Johnson & Johnson Clinical Diagnostics, Inc.
    Inventors: Margaret Elizabeth Logan, Janet Fyles, Stephen Hasselberg