Patents by Inventor Peter Loeffen

Peter Loeffen 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).

  • Immunogenic composition of killed bacteria
    Patent number: 9375480
    Abstract: The present invention pertains to a composition containing an immunogenic cell preparation of killed Leptospira bacteria in a citric acid solution. It also pertains to a vaccine to protect an animal against an infection with Leptospira bacteria, wherein the vaccine comprises this composition, and to the use of citric acid to stabilize an immunogenic preparation of killed Leptospira bacteria in a liquid carrier, by dissolving the citric acid in the carrier.
    Type: Grant
    Filed: August 16, 2013
    Date of Patent: June 28, 2016
    Assignee: Intervet Inc.
    Inventors: Henricus Leo Bernardus Maria Klaasen, Peter Loeffen, Eric Onno Rijke
  • IMMUNOGENIC COMPOSITION OF KILLED LEPTOSPIRA BACTERIA
    Publication number: 20150216976
    Abstract: The present invention pertains to a composition containing an immunogenic cell preparation of killed Leptospira bacteria in a citric acid solution. It also pertains to a vaccine to protect an animal against an infection with Leptospira bacteria, wherein the vaccine comprises this composition, and to the use of citric acid to stabilise an immunogenic preparation of killed Leptospira bacteria in a liquid carrier, by dissolving the citric acid in the carrier.
    Type: Application
    Filed: August 16, 2013
    Publication date: August 6, 2015
    Inventors: Henricus Leo Bernardus Maria Klaasen, Peter Loeffen, Peter Rottier