Patents by Inventor Jens Frisbaek Sørensen

Jens Frisbaek Sørensen 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).

  • Xylanse variants having altered sensitivity to xylanse inhibitors
    Patent number: 7611881
    Abstract: The present invention relates to a variant xylanase polypeptide, or fragment thereof having xylanase activity, comprising one or more amino acid modifications such that the polypeptide or fragment thereof has an altered sensitivity to a xylanase inhibitor as compared with the parent enzyme.
    Type: Grant
    Filed: September 9, 2002
    Date of Patent: November 3, 2009
    Assignee: Danisco A/S
    Inventors: Ole Sibbesen, Jens Frisbaek Sørensen
  • Methods of altering the sensitivity of a xylanase to a xylanase inhibitor
    Patent number: 7527957
    Abstract: The present invention relates to a variant xylanase polypeptide, or fragment thereof having xylanse activity, comprising one or more amino acid modifications such that the polypeptide or fragment thereof has an altered sensitivity to a xylanase inhibitor as compared with parent enzyme.
    Type: Grant
    Filed: June 28, 2005
    Date of Patent: May 5, 2009
    Assignee: Danisco A/S
    Inventors: Ole Sibbesen, Jens Frisbaek Sørensen