Patents by Inventor Paule Chevallereau

Paule Chevallereau 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).

  • Xanthan gum
    Patent number: 9380803
    Abstract: Xanthan gums with improved characteristics are provided, a method for preparing the xanthan gums as well as compositions and products comprising the xanthan gums. In particular, the invention relates to xanthan gums obtained from Xanthomonas campestris strains, pathovar cynarae CFBP 19, juglandis CFBP 176, pelargonii CFBP 64, phaseoli CFBP 412 or ATCC 17915, celebenois ATCC 19046, or corylina CFBP 1847 or from a derivative or progeny thereof and to methods of producing xanthan gum from these strains.
    Type: Grant
    Filed: March 30, 2010
    Date of Patent: July 5, 2016
    Assignee: DUPONT NUTRITION BIOSCIENCES APS
    Inventors: Graham Sworn, Emmanuel Kerdavid, Paule Chevallereau, José Fayos
  • Xanthan Gum
    Publication number: 20120021112
    Abstract: Xanthan gums with improved characteristics are provided, a method for preparing the xanthan gums as well as compositions and products comprising the xanthan gums. In particular, the invention relates to xanthan gums obtained from Xanthomonas campestris strains, pathovar cynarae CFBP 19, juglandis CFBP 176, pelargonii CFBP 64, phaseoli CFBP 412 or ATCC 17915, celebenois ATCC 19046, or corylina CFBP 1847 or from a derivative or progeny thereof and to methods of producing xanthan gum from these strains.
    Type: Application
    Filed: March 30, 2010
    Publication date: January 26, 2012
    Applicant: Danisco A/S
    Inventors: Graham Sworn, Emmanuel Kerdavid, Paule Chevallereau, José Fayos
  • Heteropolysaccharide produced by sp
    Patent number: 7078198
    Abstract: The present invention relates to a heteropolysaccharide (HP) characterized in that it can be obtained by fermentation of a medium comprising at least one strain of Pseudomonas sp I-2054 (or DSM 12295), one of the recombinants thereof or the mutants thereof and a source of carbon which can be assimilated by said strain, one of the recombinants thereof or one of the mutants thereof. The invention also relates to a method for the production and use of said heteropolysaccharide as a thickening agent and/or gelling agent.
    Type: Grant
    Filed: April 10, 2000
    Date of Patent: July 18, 2006
    Assignee: Rhodia Chimie
    Inventors: Sophie Vaslin, Alain Senechal, Paule Chevallereau, Jean-Luc Simon, Robert Cantiani
  • Heteropolysaccharide produced by an agrobacterium radiobacter
    Patent number: 6509176
    Abstract: The invention concerns a heteropolysaccharide (HP) characterised in that it is obtainable by fermenting in a medium comprising at least an Agrobacterium radiobacter I-2001 (or DSM 12095) strain, one of its recombinants, or one of its mutants, and a carbon source capable of being assimilated by said strain, one of its recombinants or one of its mutants. The invention also concerns a method for preparing said heteropolysaccharide and its use as thickening and/or gelling agent.
    Type: Grant
    Filed: June 25, 2001
    Date of Patent: January 21, 2003
    Assignee: Rhodia Chimie
    Inventors: Robert Cantiani, Alain Senechal, Sophie Vaslin, Paule Chevallereau, Jean-Luc Simon