Patents by Inventor Robert J. Winkfein

Robert J. Winkfein 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).

  • Y-chromosome specific polynucleotide probes for prenatal sexing
    Patent number: 5663048
    Abstract: Y-chromosome specific hybridization probes for prenatal sexing are provided capable of hybridizing only to Y-chromosome specific DNA sequences of bovine and other ruminants and are suitable for sexing embryos at or before the time of embryo transfer with essentially 100% accuracy.
    Type: Grant
    Filed: October 27, 1994
    Date of Patent: September 2, 1997
    Assignee: University of Calgary
    Inventors: Robert J. Winkfein, Gordon H. Dixon