Patents by Inventor Peter Elffrich

Peter Elffrich 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).

  • Methods and materials for determining relative abundance of microorganisms in mixed populations
    Patent number: 6107033
    Abstract: The present invention relates to a method for determining the relative abundance of individual species or lower phylogenetic subgroups of microorganisms in a mixed population of several microorganisms comprising the steps of: 1) providing a set of labeled in situ hybridization cluster oligonucleotide probes; 2) hybridization of said probes with a sample of the mixed population, and 3) quantitative analysis of the number of labeled microorganisms. Further it relates to a method for analyzing dynamics in relative abundance of individual microorganisms in a mixed population.
    Type: Grant
    Filed: August 13, 1998
    Date of Patent: August 22, 2000
    Assignees: Rijksuniversiteit Groningen, Microscreen B.V.
    Inventors: Gjalt Wietze Welling, Frederik Schut, Petra Simone Langendijk, Gijsbert Johan Jansen, Michael Hendrik Francis Wilkingson, Peter Elffrich