Patents by Inventor Francisque Leynadier

Francisque Leynadier 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).

  • Immunoanalysis of basophil-containing blood fraction for diagnosing parasitoses and allergies
    Patent number: 4640897
    Abstract: The reagent is constituted by a suspension of basophil granulocytes bearing specific IgE's, containing from 300 to 1000 basophils per mm.sup.3. This suspension is obtained from a blood sample taken from a human or animal patient, by means of a liquid of density 1.079-1.085. It is deposited in the various wells of a diagnosis read-out slide or the like, for diagnosing parasitoses or allergies. The diagnosis method is applied particularly to worm parasitoses which causes an increase in the circulating specific IgE's. The diagnosis may be carried by using ready-for-use kits.
    Type: Grant
    Filed: May 2, 1983
    Date of Patent: February 3, 1987
    Assignee: Institut Pasteur
    Inventors: Francisque Leynadier, Herve Luce