Patents by Inventor Maarten Witvliet

Maarten Witvliet 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).

  • Vaccine against PRRSV
    Patent number: 8021670
    Abstract: The present invention relates to the use of an immunogenic dose of immunogenic material of Mycoplasma hyopneumoniae and an immunogenic dose of live attenuated PRRS virus for the manufacture of a vaccine, and to a vaccine kit comprising such a vaccine.
    Type: Grant
    Filed: April 6, 2007
    Date of Patent: September 20, 2011
    Assignee: Intervet International B.V.
    Inventors: Christa Sibilla Drexler, Maarten Witvliet
  • Vaccine Against Mycoplasma PRRSV
    Publication number: 20090304737
    Abstract: The present invention relates to the use of an immunogenic dose of immunogenic material of Mycoplasma hyopneumoniae and an immunogenic dose of live attenuated PRRS virus for the manufacture of a vaccine, and to a vaccine kit comprising such a vaccine.
    Type: Application
    Filed: April 6, 2007
    Publication date: December 10, 2009
    Applicant: Intervet International B.V.
    Inventors: Christa Sibilla Drexler, Maarten Witvliet
  • Salmonella vaccine
    Publication number: 20080069843
    Abstract: The present invention relates to Salmonella bacteria. The invention also relates to methods of using Salmonella bacteria, including in vaccines based thereon that are useful for the prevention of microbial pathogenesis. Further, the invention relates to the use of such bacteria or the manufacture of such vaccines. The invention also relates to methods for the preparation of such vaccines.
    Type: Application
    Filed: October 30, 2007
    Publication date: March 20, 2008
    Applicant: Intervet International B.V.
    Inventors: Petrus Nuijten, Maarten Witvliet