Patents by Inventor John Brehra

John Brehra 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).

  • Preparation of protective antigen
    Patent number: 8323927
    Abstract: A polynucleotide sequence is provided comprising a nucleic acid sequence encoding recombinant Protective Antigen (rPA). Also provided are expression vectors and host cells comprising the polynucleotide sequence of the invention, and methods for producing rPA.
    Type: Grant
    Filed: September 27, 2011
    Date of Patent: December 4, 2012
    Assignees: Health Protection Agency, Dynport Vaccine Company LLC
    Inventors: John Brehra, Ian McEntee, Philip Vincent, Nigel Allison, Rossalyn Brehm, George Jack, Michael Herbert, Barbara T. Solow, Juan Arroyo, Randall K. Lapcevich