Patents by Inventor Catherine Gwenaëlle Michelle Peuzet

Catherine Gwenaëlle Michelle Peuzet 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).

  • Process for the manufacture of 2-keto-L-gulonic acid
    Patent number: 7091013
    Abstract: The present invention discloses a process for producing sodium 2-keto-L-gulonate from sorbitol and recovering 2-keto-L-gulonic acid in high recovery yields, by controlled cation exchange treatment of the micro-organism free fermentation broth and/or adjusting PII of said purified fermentation broth, followed by direct crystallisation of 2-keto-L-gulonic acid monohydrate.
    Type: Grant
    Filed: August 2, 2002
    Date of Patent: August 15, 2006
    Assignee: Cerestar Holding B.V.
    Inventors: Jean-Claude Marie-Pierre Ghislain De Troostembergh, Ignace André Debonne, Willy Richard Obyn, Catherine Gwenaëlle Michelle Peuzet