Patents by Inventor David Cerf

David Cerf 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).

  • crystal polypeptides, polynucleotides, and compositions thereof
    Patent number: 8686233
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Grant
    Filed: January 24, 2012
    Date of Patent: April 1, 2014
    Assignee: Pioneer Hi Bred International Inc
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin McBride, Takashi Yamamoto
  • crystal polypeptides, polynucleotides, and compositions thereof
    Patent number: 8575433
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Grant
    Filed: July 23, 2009
    Date of Patent: November 5, 2013
    Assignee: Pioneer Hi Bred International Inc
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin E. McBride, Takashi Yamamoto
  • crystal polypeptides, polynucleotides, and compositions thereof
    Patent number: 8530411
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Grant
    Filed: April 14, 2009
    Date of Patent: September 10, 2013
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin E. McBride, Takashi Yamamoto
  • NOVEL BACILLUS THURINGIENSIS CRYSTAL POLYPEPTIDES, POLYNUCLEOTIDES, AND COMPOSITIONS THEREOF
    Publication number: 20120117690
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Application
    Filed: January 24, 2012
    Publication date: May 10, 2012
    Applicant: Pioneer Hi-Bred International, Inc.
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin McBride, Takashi Yamamoto
  • NOVEL BACILLUS THURINGIENSIS CRYSTAL POLYPEPTIDES, POLYNUCLEOTIDES, AND COMPOSITIONS THEREOF
    Publication number: 20110055968
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Application
    Filed: July 23, 2009
    Publication date: March 3, 2011
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: DAVID CERF, RUTH CONG, MICHAEL FREEMAN, KEVIN E. McBRIDE, TAKASHI YAMAMOTO
  • crystal polypeptides, polynucleotides, and compositions thereof
    Patent number: 7858849
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Grant
    Filed: December 10, 2007
    Date of Patent: December 28, 2010
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin McBride, Takashi Yamamoto
  • NOVEL BACILLUS THURINGIENSIS CRYSTAL POLYPEPTIDES, POLYNUCLEOTIDES, AND COMPOSITIONS THEREOF
    Publication number: 20090226998
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Application
    Filed: April 14, 2009
    Publication date: September 10, 2009
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: DAVID CERF, RUTH CONG, MICHAEL FREEMAN, KEVIN E. McBRIDE, TAKASHI YAMAMOTO
  • Novel bacillus thuringiensis crystal polypeptides, polynucleotides, and compositions thereof
    Publication number: 20080172762
    Abstract: The present invention provides insecticidal polypeptides related to shuffled Bacillus thuringiensis Cry1 polypeptides. Nucleic acids encoding the polypeptides of the invention are also provided. Methods for using the polypeptides and nucleic acids of the invention to enhance resistance of plants to insect predation are encompassed.
    Type: Application
    Filed: December 10, 2007
    Publication date: July 17, 2008
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: David Cerf, Ruth Cong, Michael Freeman, Kevin McBride, Takashi Yamamoto