Patents by Inventor Guy Lippens

Guy Lippens 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).

  • NOVEL ESTERASES AND USES THEREOF
    Publication number: 20250027063
    Abstract: The present invention relates to novel esterases, more particularly to esterase variants having improved activity and/or improved thermostability compared to the parent esterase of SEQ ID NO:1 or SEQ ID NO:2 and the uses thereof for degrading polyester containing material, such as plastic products. The esterases of the invention are particularly suited to degrade polyethylene terephthalate, and material containing polyethylene terephthalate.
    Type: Application
    Filed: November 15, 2022
    Publication date: January 23, 2025
    Inventors: GUY LIPPENS, CYRIL CHARLIER, MAHER BEN KHALED, ISABELLE ANDRE, MARC GUEROULT
  • Mixed lipopeptide micelles for inducing an immune response
    Patent number: 7476386
    Abstract: The invention concerns mixed micelles or micro-aggregates for inducing an immune response containing at least a first lipopeptide comprising a CTL epitope and at least a first lipid motif; and a second lipopeptide comprising at least an auxiliary T epitope and at least a lipid motif, whereof the type can be different from the first lipopeptide motif. Said micelles can be used as medicines and vaccines.
    Type: Grant
    Filed: December 2, 1998
    Date of Patent: January 13, 2009
    Assignees: Institut National de la Sante et de la Recherche Medicale (Inserm), Centre National de la Recherche Scientifique, Institute Pasteur de Lille
    Inventors: Hélène Gras-Masse, Marc Bossus, Guy Lippens, Jean-Michel Wieruszeski, André Tartar, Jean-Gérard Guillet, Isabelle Bourgault-Villada