Patents by Inventor Kjersti Aastorp Hirth

Kjersti Aastorp Hirth 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 purifying lipopeptides
    Patent number: 9150894
    Abstract: The present invention relates to a process for purifying lipopeptides. More particular, the invention provides an improved method for purifying daptomycin.
    Type: Grant
    Filed: February 19, 2010
    Date of Patent: October 6, 2015
    Assignee: XELLIA PHARMACEUTICALS APS
    Inventors: Martin Mansson, Eli Karin Dale, Sissel Hauge, Carsten Overballe-Petersen, Kjersti Aastorp Hirth, Dennis Brian Hansen
  • Purification of glycopeptides
    Patent number: 8163872
    Abstract: A novel and improved method for purification of glycopeptides, especially glycopeptide antibiotics. The method comprises contacting a solution of the glycopeptide to an ion exchange chromatography material. The product of this method has a surprisingly high purity.
    Type: Grant
    Filed: October 27, 2005
    Date of Patent: April 24, 2012
    Assignee: Xellia Pharmaceuticals APS
    Inventors: Lene Aassveen, Kamilla Lundhaug, Kjersti Aastorp Hirth
  • Process for purifying lipopeptides
    Publication number: 20100228006
    Abstract: The present invention relates to a process for purifying lipopeptides. More particular, the invention provides an improved method for purifying daptomycin.
    Type: Application
    Filed: February 19, 2010
    Publication date: September 9, 2010
    Applicant: AXELLIA PHARMACEUTICALS APS
    Inventors: Martin Mansson, Eli Karin Dale, Sissel Hauge, Carsten Overballe-Petersen, Kjersti Aastorp Hirth, Dennis Brian Hansen
  • Purification of Glycopeptides
    Publication number: 20090275739
    Abstract: A novel and improved method for purification of glycopeptides, especially glycopeptide antibiotics. The method comprises contacting a solution of the glycopeptide to an ion exchange chromatography material. The product of this method has a surprisingly high purity.
    Type: Application
    Filed: October 27, 2005
    Publication date: November 5, 2009
    Applicant: ALPHARMA APS
    Inventors: Lene Aassveen, Kamilla Lundhaug, Kjersti Aastorp Hirth