Patents by Inventor John A. Bogdan

John A. Bogdan 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).

  • Method for the production of bacterial toxins
    Publication number: 20020165344
    Abstract: Methods and compositions are provided for the enhanced production of bacterial toxins in large-scale cultures. Specifically, methods and compositions for reducing bacterial toxin expression inhibitors are providing including, but not limited to, addition of toxin expression inhibitor binding compounds, culture media having reduced concentrations of toxin inhibitor metabolic precursors and genetically modified toxogenic bacteria lacking enzymes required to metabolize the toxin inhibitor metabolic precursors.
    Type: Application
    Filed: April 4, 2001
    Publication date: November 7, 2002
    Inventors: Milan S. Blake, John A. Bogdan, Javier Nazario-Larrieu
  • Method for the production of bacterial toxins
    Publication number: 20020061555
    Abstract: Methods and compositions are provided for the enhanced production of bacterial toxins in large-scale cultures. Specifically, methods and compositions for reducing bacterial toxin expression inhibitors are providing including, but not limited to, addition of toxin expression inhibitor binding compounds, culture media having reduced concentrations of toxin inhibitor metabolic precursors and genetically modified toxogenic bacteria lacking enzymes required to metabolize the toxin inhibitor metabolic precursors.
    Type: Application
    Filed: April 4, 2001
    Publication date: May 23, 2002
    Inventors: Milan S. Blake, John A. Bogdan, Javier Nazario-Larrieu