Patents by Inventor Edgar B. Cahoon

Edgar B. Cahoon 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).

  • Publication number: 20230235347
    Abstract: The present invention provides isolated FAD2, FAD3, FAB1 and FAE1 genes and FAD2, FAD3, FAB1 and FAE1 protein sequences of Camelina species, e.g., Camelina sativa, mutations in Camelina FAD2, FAD3, FAB1 and FAE1 genes, and methods of using the same. In addition, methods of altering Camelina seed composition and/or improving Camelina seed oil quality are disclosed. Furthermore, methods of breeding Camelina cultivars to produce plants having altered or improved seed oil and/or meal quality are provided.
    Type: Application
    Filed: October 6, 2021
    Publication date: July 27, 2023
    Inventors: Nicholas G. NEUMANN, Tara J. NAZARENUS, Jose A. AZNAR-MORENO, Timothy P. DURRETT, Edgar B. CAHOON
  • Patent number: 9163253
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocol content in seeds.
    Type: Grant
    Filed: May 7, 2013
    Date of Patent: October 20, 2015
    Assignee: E. I. DUPONT DE NEMOURS AND COMPANY
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Publication number: 20140130206
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: January 10, 2014
    Publication date: May 8, 2014
    Applicants: PIONEER HI-BRED INTERNATIONAL INC, E I DU PONT DE NEMOURS AND COMPANY
    Inventors: EDGAR B. CAHOON, REBECCA E. CAHOON, SAVERIO CARL FALCO, YIWEN FANG, SABINE S. HANTKE, ANTHONY J. KINNEY, JIAN-MING LEE, ZHONGSEN LI, GUO-HUA MIAO, MICHELE MORGANTE, XIPING NIU, JOAN T. ODELL, J ANTONI RAFALSKI, HAJIME SAKAI, PEIZHONG ZHENG, QUINN QUN ZHU
  • Publication number: 20130316457
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocol content in seeds.
    Type: Application
    Filed: May 7, 2013
    Publication date: November 28, 2013
    Applicant: E.I. DuPont de Nemours and Company
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Publication number: 20130007912
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: September 13, 2012
    Publication date: January 3, 2013
    Applicant: EI DU PONT DE NEMOURS AND COMPANY; AND PIONEER HI-BRED INTERNATIONAL INC
    Inventors: Quinn Qun Zhu, Sabine S. Hantke, Xiping Niu, Zheng Peihong, Michele Morgante, Joan T. Odell, Saverio Carl Falco, Yiwen Fang, J. Antoni Rafalski, Hajime Sakai, Edgar B. Cahoon, Rebecca E. Cahoon, Jian-Ming Lee, Guo-Hua Miao, Zhongsen Li, Anthony J. Kinney
  • Publication number: 20120272407
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocol content in seeds.
    Type: Application
    Filed: July 5, 2012
    Publication date: October 25, 2012
    Applicant: E.I. Dupont de Neumours and Company
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Patent number: 8269076
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocol content in seeds.
    Type: Grant
    Filed: October 14, 2009
    Date of Patent: September 18, 2012
    Assignee: E.I. DuPont de Nemours and Co.
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Publication number: 20110214204
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: May 12, 2011
    Publication date: September 1, 2011
    Applicant: EI DU PONT DE NEMOURS AND COMPANY; AND PIONEER HI-BRED INTERNATIONAL INC
    Inventors: Quinn Qun Zhu, Sabine S. Hantke, Xiping Niu, Zheng Peizhong, Michele Morgante, Joan T. Odell, Saverio Carl Falco, Yiwen Fang, J. Antoni Rafalski, Hajime Sakai, Edgar B. Cahoon, Rebecca E. Cahoon, Jian-Ming Lee, Guo-Hua Miao, Zhongsen Li, Anthony J. Kinney
  • Publication number: 20100275324
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocol content in seeds.
    Type: Application
    Filed: October 14, 2009
    Publication date: October 28, 2010
    Applicant: E.I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Publication number: 20100242137
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: June 7, 2010
    Publication date: September 23, 2010
    Applicant: EI DU PONT DE NEMOURS AND COMPANY; AND PIONEER HI-BRED INTERNATIONAL INC
    Inventors: Quinn Qun Zhu, Sabine S. Hantke, Xiping Niu, Zheng Peizhong, Michele Morgante, Joan T. Odell, Saverio Carl Falco, Yiwen Fang, J. Antoni Rafalski, Hajime Sakai, Edgar B. Cahoon, Rebecca E. Cahoon, Jian-Ming Lee, Guo-Hua Miao, Zhongsen Li, Anthony J. Kinney
  • Patent number: 7786356
    Abstract: The preparation and use of nucleic acid fragments encoding plant fatty acid modifying enzymes associated with modification of the delta-9 position of fatty acids, in particular, formation of conjugated double bonds are disclosed. Chimeric genes incorporating such nucleic acid fragments and suitable regulatory sequences can be used to create transgenic plants having altered lipid profiles. The preparation and use of nucleic acid fragments encoding plant fatty acid modifying enzymes associated with formation of a trans delta-12 double bond also are disclosed. Chimeric genes incorporating such nucleic acid fragments and suitable regulatory sequences can be used to create transgenic plants having altered lipid profiles.
    Type: Grant
    Filed: June 11, 2007
    Date of Patent: August 31, 2010
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, William D. Hitz, Kevin G. Ripp
  • Patent number: 7732668
    Abstract: This invention relates to an isolated nucleic acid fragment encoding floral development proteins, more specifically FT, TFL or Ap3 homologs. The invention also relates to the construction of a recombinant DNA construct encoding all or a portion of the floral development proteins, in sense or antisense orientation, wherein expression of the recombinant DNA construct results in production of altered levels of the FT, TFL or Ap3 homologs in a transformed host cell.
    Type: Grant
    Filed: November 20, 2006
    Date of Patent: June 8, 2010
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Olga Danilevskaya, Pedro Herman, Edward Bruggemann, David M Shirbroun, Evgueni Ananiev, Antoni J Rafalski, Hajime Sakai, Edgar B Cahoon, Rebecca E Cahoon, Theodore M Klein
  • Patent number: 7622658
    Abstract: The invention provides isolated nucleic acids and their encoded polypeptides that alter tocotrienol content in seeds. The invention further provides expression cassettes, host cells and transformed plants containing the nucleic acids. The present invention further provides methods for altering tocotrienol content in seeds.
    Type: Grant
    Filed: November 13, 2006
    Date of Patent: November 24, 2009
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, Sean J. Coughlan, Rebecca E. Cahoon, Karlene H. Butler
  • Publication number: 20090158460
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a diacylglycerol acyltransferase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the diacylglycerol acyltransferase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the diacylglycerol acyltransferase in a transformed host cell.
    Type: Application
    Filed: December 18, 2008
    Publication date: June 18, 2009
    Applicant: E. I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, Anthony J. Kinney, Rebecca E. Cahoon
  • Publication number: 20090138992
    Abstract: This invention relates to an isolated nucleic acid fragment encoding an enzyme involved in lipid biosynthesis. The invention also relates to the construction of a chimeric gene encoding all or a portion of the enzyme involved in lipid biosynthesis, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the enzyme involved in lipid biosynthesis in a transformed host cell.
    Type: Application
    Filed: January 15, 2009
    Publication date: May 28, 2009
    Inventors: Edgar B. Cahoon, William D. Hitz, Anthony J. Kinney, Steven J. Vollmer
  • Patent number: 7534935
    Abstract: This invention relates to an isolated nucleic acid fragment encoding an acyltransferase, more specifically a phospholipid:diacylglycerol acyltransferase. The invention also relates to the construction of a recombinant DNA construct encoding all or a portion of the phospholipid:diacylglycerol acyltransferase, in sense or antisense orientation, wherein expression of the recombinant DNA construct results in production of altered levels of the phospholipid:diacylglycerol acyltransferase in a transformed host cell.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: May 19, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Karlene H. Butler, Rebecca E. Cahoon, Omolayo O. Famodu, Sarah E. Hall, Edgar B. Cahoon
  • Patent number: 7524945
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a diacylglycerol acyltransferase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the diacylglycerol acyltransferase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the diacylglycerol acyltransferase in a transformed host cell.
    Type: Grant
    Filed: October 21, 2003
    Date of Patent: April 28, 2009
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, Anthony J. Kinney
  • Patent number: 7498483
    Abstract: This invention relates to an isolated nucleic acid fragment encoding an acyltransferase, more specifically a phospholipid:diacylglycerol acyltransferase. The invention also relates to the construction of a recombinant DNA construct encoding all or a portion of the phospholipid:diacylglycerol acyltransferase, in sense or antisense orientation, wherein expression of the recombinant DNA construct results in production of altered levels of the phospholipid:diacylglycerol acyltransferase in a transformed host cell.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: March 3, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Karlene H. Butler, Rebecca E. Cahoon, Omolayo O. Famodu, Sarah E. Hall, Edgar B. Cahoon
  • Publication number: 20090054247
    Abstract: The invention provides isolated pyruvate dehydrogenase kinase nucleic acids and their encoded polypeptides. The present invention provides methods and compositions relating to altering pyruvate dehydrogenase kinase levels in plants. The invention further provides recombinant expression cassettes, host cells, transgenic plants, and antibody compositions.
    Type: Application
    Filed: October 20, 2008
    Publication date: February 26, 2009
    Inventors: Quinn Qun Zhu, Sabine S. Hantke, Xiping Niu, Zheng Peizhong, Michele Morgante, Joan T. Odell, Saverio Carl Falco, Yiwen Fang, J. Antoni Rafalski, Hajime Sakai, Edgar B. Cahoon, Rebecca E. Cahoon, Jian-Ming Lee, Guo-Hua Miao, Zhongsen Li, Anthony J. Kinney
  • Patent number: 7495149
    Abstract: This invention relates to an isolated nucleic acid fragment encoding an enzyme involved in lipid biosynthesis. The invention also relates to the construction of a chimeric gene encoding all or a portion of the enzyme involved in lipid biosynthesis, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the enzyme involved in lipid biosynthesis in a transformed host cell.
    Type: Grant
    Filed: May 27, 2004
    Date of Patent: February 24, 2009
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Edgar B. Cahoon, William D. Hitz