Patents by Inventor Cécile Persillon

Cécile Persillon 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).

  • Variants of exoglucanases having improved activity and uses thereof
    Patent number: 11286472
    Abstract: The present invention relates to the expression and optimization of enzymes involved in the breakdown of lignocellulosic biomass. Disclosed are variants of the exoglucanase 1 of Trichoderma reesei, as well as the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Grant
    Filed: February 21, 2020
    Date of Patent: March 29, 2022
    Assignees: IFP Energies nouvelles, Proteus
    Inventors: Cecile Persillon, Christophe Ullmann, Celine Ayrinhac, Olivier Bonzom, Sebastien Fort, Sylvie Armand, Stephanie Pradeau, Antoine Margeot, Lionel Rousseau, Françoise Le Roux
  • VARIANTS OF EXOGLUCANASES HAVING IMPROVED ACTVITY AND USES THEREOF
    Publication number: 20200347371
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocel-lulosic biomass. The present invention specifically relates to variants of the exoglucanase 1 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Application
    Filed: February 21, 2020
    Publication date: November 5, 2020
    Inventors: Cecile PERSILLON, Christophe ULLMANN, Celine AYRINHAC, Olivier BONZOM, Sebastien FORT, Sylvie ARMAND, Stephanie PRADEAU, Antoine MARGEOT, Lionel ROUSSEAU, Françoise LE ROUX
  • Variants of exoglucanases having improved activity and uses thereof
    Patent number: 10745679
    Abstract: The present invention relates to the expression and optimization of enzymes involved in the breakdown of lignocellulosic biomass. Disclosed are variants of the exoglucanase 1 of Trichoderma reesei, as well as the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: August 18, 2020
    Assignees: IFP Energies Nouvelles, Centre National De La Recherche Scientifique—CNRS, Proteus
    Inventors: Cecile Persillon, Christophe Ullmann, Celine Ayrinhac, Olivier Bonzom, Sebastien Fort, Sylvie Armand, Stephanie Pradeau, Antoine Margeot, Lionel Rousseau, Françoise Le Roux
  • Variants of exoglucanases having improved activity and uses thereof
    Patent number: 10738291
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention relates to variants of the exoglucanase 2 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Grant
    Filed: June 12, 2015
    Date of Patent: August 11, 2020
    Assignees: IFP Energies nouvelles, Proteus, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE-CNRS
    Inventors: Cecile Persillon, Christophe Ullmann, Celine Ayrinhac, Olivier Bonzom, Antoine Margeot, Hugues Mathis, Sebastien Fort, Sylvie Armand, Stephanie Pradeau
  • Endoglucanase variants having improved activity, and uses of same
    Patent number: 10000780
    Abstract: Disclosed are variants of Trichoderma reesei endoglucanase I, and methods for using such variants to break down cellulose and produce biofuel.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: June 19, 2018
    Assignees: IFP ENERGIES NOUVELLES, PROTEUS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS
    Inventors: Antoine Margeot, Yves Benoit, Cecile Persillon, Celine Ayrinhac, Christophe Ullmann, Olivier Bonzom, Sebastien Fort, Sylvie Armand, Maud Petit, Marine Lenon
  • Endoglucanase variants having improved activity, and uses of same
    Patent number: 9920308
    Abstract: The present invention relates to the expression and optimization of enzymes involved in the breakdown of lignocellulosic biomass. The present invention relates more specifically to variants of Trichoderma reesei endoglucanase II, and the use of said variants having an improved performance in methods of breaking down cellulose and producing biofuel.
    Type: Grant
    Filed: November 21, 2014
    Date of Patent: March 20, 2018
    Assignees: IFP ENERGIES NOUVELLES, PROTEUS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS
    Inventors: Antoine Margeot, Senta Blanquet, Cecile Persillon, Celine Ayrinhac, Christophe Ullmann, Olivier Bonzom, Sebastien Fort, Sylvie Armand, Marine Lenon, Maud Petit
  • VARIANTS OF EXOGLUCANASES HAVING IMPROVED ACTIVITY AND USES THEREOF
    Publication number: 20170152498
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention specially relates to variants of the exoglucanase 2 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Application
    Filed: June 12, 2015
    Publication date: June 1, 2017
    Inventors: Cecile PERSILLON, Christophe ULLMANN, Celine AYRINHAC, Olivier BONZOM, Antoine MARGEOT, Hugues MATHIS, Sebastien FORT, Sylvie ARMAND, Stephanie PRADEAU
  • VARIANTS OF EXOGLUCANASES HAVING IMPROVED ACTIVITY AND USES THEREOF
    Publication number: 20170152497
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention specifically relates to variants of the exoglucanase 1 of Trichoderma reesei, as well as to the use of said variants with improved efficiency in methods for breaking down cellulose and for producing biofuel.
    Type: Application
    Filed: June 12, 2015
    Publication date: June 1, 2017
    Inventors: Cecile PERSILLON, Christophe ULLMANN, Celine AYRINHAC, Olivier BONZOM, Sebastien FORT, Sylvie ARMAND, Stephanie PRADEAU, Antoine MARGEOT, Lionel ROUSSEAU, Françoise LE ROUX
  • ENDOGLUCANASE VARIANTS HAVING IMPROVED ACTIVITY, AND USES OF SAME
    Publication number: 20160298156
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention relates more specifically to variants of Trichoderma reesei endoglucanase I, and the use of said variants having an improved performance in methods of breaking down cellulose and producing biofuel.
    Type: Application
    Filed: November 21, 2014
    Publication date: October 13, 2016
    Inventors: Antoine MARGEOT, Yves BENOIT, Cécile PERSILLON, Céline AYRINHAC, Christophe ULLMANN, Olivier BONZOM, Sébastien FORT, Sylvie ARMAND, Maud PETIT, Marine LENON
  • ENDOGLUCANASE VARIANTS HAVING IMPROVED ACTIVITY, AND USES OF SAME
    Publication number: 20160289661
    Abstract: The present invention relates to the expression and optimisation of enzymes involved in the breakdown of lignocellulosic biomass. The present invention relates more specifically to variants of Trichoderma reesei endoglucanase II, and the use of said variants having an improved performance in methods of breaking down cellulose and producing biofuel.
    Type: Application
    Filed: November 21, 2014
    Publication date: October 6, 2016
    Inventors: Antoine MARGEOT, Senta BLANQUET, Cecile PERSILLON, Celine AYRINHAC, Christophe ULLMANN, Olivier BONZOM, Sebastien FORT, Sylvie ARMAND, Marine LENON, Maud PETIT
  • Polypetide with enhanced beta-glucosidase activity at low temperature
    Patent number: 9382555
    Abstract: The invention relates to a polypeptide which has enhanced beta-glucosidase activity at a temperature of between about 30° C. and about 35° C.
    Type: Grant
    Filed: September 4, 2013
    Date of Patent: July 5, 2016
    Assignees: IFP ENERGIES NOUVELLES, PROTÉUS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE-CNRS
    Inventors: Antoine Margeot, Hugues Mathis, Celine Ayrinhac, Christophe Ullmann, Cecile Persillon, Sebastien Fort, Sylvie Armand, Maud Petit
  • Polypetide with Reinforced Beta-Glucosidase Activity at Low Temperature
    Publication number: 20150218593
    Abstract: The invention relates to a polypeptide which has enhanced beta-glucosidase activity at a temperature of between about 30° C. and about 35° C.
    Type: Application
    Filed: September 4, 2013
    Publication date: August 6, 2015
    Inventors: Antoine Margeot, Hugues Mathis, Céline Ayrinhac, Christophe Ullmann, Cécile Persillon, Sébastien Fort, Sylvie Armand, Maud Petit
  • Method of detection in vitro of a target substance in a sample comprising the labelling of said substance with a reporter gene and with the sequences necessary for the expression of said reporter gene in vitro
    Publication number: 20050186624
    Abstract: The present invention relates to a method of detection in vitro of a target substance in a sample. The sample can comprise, among other things, a nucleic sequence or more generally any type of substance. In particular, the present invention provides a method of detection comprising (i) specifically labeling a substance with a reporter gene and any sequences necessary for the in vitro expression of the reporter gene; (ii) in vitro transcription and translation of the reporter gene; and (iii) in vitro detection of a reporter protein coded by the reporter gene.
    Type: Application
    Filed: April 7, 2005
    Publication date: August 25, 2005
    Applicant: PROTEUS SA
    Inventors: Sandrine Dautel, Cecile Persillon, Jean-Michel Masson, Fabrice Lefevre
  • METHOD OF DETECTION IN VITRO OF A TARGET SUBSTANCE IN A SAMPLE COMPRISING THE LABELLING OF SAID SUBSTANCE WITH A REPORTER GENE AND WITH THE SEQUENCES NECESSARY FOR THE EXPRESSION OF SAID REPORTER GENE IN VITRO
    Patent number: 6911307
    Abstract: The present invention relates to a method of detection in vitro of a target substance in a sample. The sample can comprise, among other things, a nucleic sequence or more generally any type of substance. In particular, the present invention provides a method of detection comprising (i) specificly labeling a substance with a reporter gene and any sequences necessary for the in vitro expression of the reporter gene; (ii) in vitro transcription and translation of the reporter gene; and (iii) in vitro detection of a reporter protein coded by the reporter gene.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: June 28, 2005
    Assignee: Proteus S.A.
    Inventors: Sandrine Dautel, Cécile Persillon, Daniel Dupret, Jean-Michel Masson, Fabrice Lefevre