Patents by Inventor Nathalie Barsotti

Nathalie Barsotti 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 for determining the existence of a biological activity of microorganisms
    Patent number: 6403333
    Abstract: The invention relates to a method enabling the existence of a biological activity of microorganisms to be determined quickly by applying an electric field. The inventive method includes the following: the microorganisms are placed in a suspension in a dielectric oil, an electric field is applied to said suspension and variations in the strength of the leakage current induced as a function of the applied electric field are measured. The device according to the invention comprises a container which is fitted with electrodes (2), whereby the suspension (3) of microorganisms in a dielectric oil is placed therein, in addition to means for generating an electric field between two or several electrodes, measuring means and means for recording the induced leakage current.
    Type: Grant
    Filed: February 8, 2001
    Date of Patent: June 11, 2002
    Assignee: Etat Francais represente parlle Delegue General pour l'Armement
    Inventors: Jean-Yves Anglade, Nathalie Barsotti, Michel Biosrayon, Corinne Denunzio Dejugnac, Jean Le Petit, Robert Matheron, Alain Scarpitta