Patents by Inventor Martine Laporte

Martine Laporte 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).

  • Drugs containing a glycosylated interleukin-2
    Patent number: 5417970
    Abstract: An interleukin-2 preparation suitable for pharmaceutical purposes, consisting essentially of disialilated glycosylated interleukin-2, monosialilated glycosylated interleukin-2, or a mixture thereof, and substantially free of organic solvents, is isolated from recombinant CHO cells transformed with a vector containing a DNA sequence coding for a natural precursor of human interleukin-2, and is purified by a multi-step process.
    Type: Grant
    Filed: November 16, 1993
    Date of Patent: May 23, 1995
    Assignee: Sanofi
    Inventors: Willem Roskam, deceased, Bertrand Basuyaux, Pascual Ferrara, Martine Laporte, Thierry Maureaud, Natalio Vita, Alain Bayol, Genevieve Perry
  • Process for preparing protease from Endothia parasitica using glucanases to reduce viscosity
    Patent number: 5187081
    Abstract: The present invention relates to a process for preparing protease from Endothia parasitica, wherein a glucanase or a mixture of glucanases acting on the viscosity increasing polysaccharides co-produced by the fungus, is introduced in the medium during or after fermentation.
    Type: Grant
    Filed: February 17, 1989
    Date of Patent: February 16, 1993
    Assignee: Sanofi
    Inventors: Rene Couderc, Bruno Eyssautier, Martine Laporte, Marie-France Planard