Patents by Inventor Joerg Lemmer

Joerg Lemmer 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).

  • Fibrinogen purification
    Patent number: 7550567
    Abstract: The present invention relates to a process for purifying fibrinogen, which comprises one or more process steps in which one or more contaminating proteins are depleted by negative chromatography and/or negative adsorption using cation exchanger, hydrophobic gel and/or dye gel. In addition, the invention relates to the fibrinogen which is obtained by the process of the invention and which is notable for improved stability, and to the production and use of pharmaceutical preparations comprising this fibrinogen.
    Type: Grant
    Filed: February 23, 2005
    Date of Patent: June 23, 2009
    Assignee: CSL Behring GmbH
    Inventors: Hubert Metzner, Uwe Liebing, Annette Feussner, Joerg Lemmer, Stefan Schulte, Volker Gawantka
  • Fibrinogen purification
    Publication number: 20050197493
    Abstract: The present invention relates to a process for purifying fibrinogen, which comprises one or more process steps in which one or more contaminating proteins are depleted by negative chromatography and/or negative adsorption using cation exchanger, hydrophobic gel and/or dye gel. In addition, the invention relates to the fibrinogen which is obtained by the process of the invention and which is notable for improved stability, and to the production and use of pharmaceutical preparations comprising this fibrinogen.
    Type: Application
    Filed: February 23, 2005
    Publication date: September 8, 2005
    Inventors: Hubert Metzner, Uwe Liebing, Annette Feussner, Joerg Lemmer, Stefan Schulte, Volker Gawantka
  • Use of a hydrogen peroxide plasma sterilization method for the mild sterilization of temperature-sensitive products
    Patent number: 6790410
    Abstract: The invention relates to a method for hydrogen peroxide plasma sterilization, wherein the chamber temperature is set at less than 39° C. throughout, and containers with temperature-sensitive products can be efficiently sterilized without the temperature-sensitive products showing a significant loss of activity or degradation.
    Type: Grant
    Filed: January 23, 2002
    Date of Patent: September 14, 2004
    Assignee: Aventis Behring GmbH
    Inventors: Hubert Metzner, Joerg Lemmer, Horst Naumann
  • Use of a hydrogen peroxide plasma sterilization method for the mild sterilization of temperature-sensitive products
    Publication number: 20030003014
    Abstract: The invention relates to a method for hydrogen peroxide plasma sterilization, wherein the chamber temperature is set at less than 39° C. throughout, and containers with temperature-sensitive products can be efficiently sterilized without the temperature-sensitive products showing a significant loss of activity or degradation.
    Type: Application
    Filed: January 23, 2002
    Publication date: January 2, 2003
    Inventors: Hubert Metzner, Joerg Lemmer, Horst Naumann