Patents by Inventor J. Jefferson Gwyn

J. Jefferson Gwyn 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).

  • Method for plant breeding
    Patent number: 7314970
    Abstract: Methods and compositions relating to glyphosate resistant maize plants, including the GA21, GG25, GJ11 and FI117 transformation events, are disclosed. Also disclosed are methods of using herbicide resistance transformation events in plant breeding procedures. The invention further includes methods of ensuring plant seed purity.
    Type: Grant
    Filed: February 2, 2005
    Date of Patent: January 1, 2008
    Assignee: Monanto Technology, LLC
    Inventors: Michael Spencer, Rita Mumm, J. Jefferson Gwyn, David McElroy, Michael A. Stephens
  • Method of plant breeding
    Patent number: 6762344
    Abstract: The invention is directed to a method of breeding maize using female plants having a transgene encoding an EPSPS enzyme where the female plants are female reproductively tolerant to treatment with glyphosate but can be made male sterile upon treatment with glyphosate.
    Type: Grant
    Filed: October 27, 2000
    Date of Patent: July 13, 2004
    Assignee: DeKalb Genetics Corporation
    Inventors: Michael Spencer, Rita Mumm, J. Jefferson Gwyn, David McElroy, Michael A. Stephens