Patents by Inventor Barbel Hanh-Hagerdal

Barbel Hanh-Hagerdal 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).

  • mutant
    Patent number: 7381551
    Abstract: The present invention relates to a method for improved ethanol production from xylose utilizing strain of Saccharomyces cerevisiae comprising genes for overexpression of xylose reductase, xylitol dehydrogenase and xylulokinase, wherein in addition to said genes, one or more specific genes of a defined group is overexpressed, and/or one or more genes of a defined group is deleted.
    Type: Grant
    Filed: September 20, 2004
    Date of Patent: June 3, 2008
    Assignee: Forskarpatent I Syd AB
    Inventors: Fredrik Wahlbom, Bärbel Hanh-Hägerdal, Leif Jönsson
  • Saccharomyces cerevisiae mutant
    Publication number: 20050208636
    Abstract: The present invention relates to a method for improved ethanol production from xylose utilising strain of Saccharomyces cerevisiae comprising genes for overexpression of xylose reductase, xylitol dehydrogenase and xylulokinase, wherein in addition to said genes, one or more specific genes of a defined group is overexpressed, and/or one or more genes of a defined group is deleted.
    Type: Application
    Filed: September 20, 2004
    Publication date: September 22, 2005
    Inventors: Fredrik Wahlbom, Barbel Hanh-Hagerdal, Leif Jonsson