Patents by Inventor Michael G. Shepard

Michael G. Shepard 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).

  • Infectious cDNA clone of north american porcine reproductive and respiratory syndrome (PPRS) virus and uses thereof
    Patent number: 8492132
    Abstract: The invention provides isolated polynucleotide molecules, plasmids, viral vectors, and transfected host cells that comprise a DNA molecule encoding an infectious RNA molecule that encode a PRRS (Porcine Reproductive and Respiratory Syndrome) virus, and further provides the PRRS virus encoded thereby. The invention also provides isolated infectious RNA molecules encoding PRRS virus.
    Type: Grant
    Filed: October 28, 2009
    Date of Patent: July 23, 2013
    Assignee: Zoetis LLC
    Inventors: Jay G. Calvert, Michael G. Shepard, Siao-Kun W. Welch