Patents by Inventor Robert J. Olyslager

Robert J. Olyslager 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).

  • Labeled hydantoin conjugate and its use in analytical element and immunoassays
    Patent number: 4752568
    Abstract: A heterogeneous, competitive binding immunoassay for either phenytoin or phenobarbital is conducted with a labeled conjugate comprising a derivative of hydantoin and a label. The hydantoin derivative is 5-ethyl,5-phenyl hydantoin and it is linked to the label (e.g. an enzyme) with a linkage derived from an aliphatic monocarboxylic acid. The immunoassay can be carried out either in solution or with a dry analytical element.
    Type: Grant
    Filed: January 13, 1986
    Date of Patent: June 21, 1988
    Assignee: Eastman Kodak Company
    Inventors: Susan J. Danielson, Robert J. Olyslager, Michael W. Sundberg