Patents by Inventor Rebecca E. Cahoon

Rebecca E. 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).

  • Plant 1-deoxy-D-xylulose 5-phosphate reductoisomerase
    Publication number: 20080229446
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a 1-deoxy-D-xylulose 5-phosphate reductoisomerase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the 1-deoxy-D-xylulose 5-phosphate reductoisomerase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the 1-deoxy-D-xylulose 5-phosphate reductoisomerase in a transformed host cell.
    Type: Application
    Filed: August 23, 2007
    Publication date: September 18, 2008
    Inventors: Rebecca E. Cahoon, Jiang-Ming Lee, Yong Tao
  • Auxin transport proteins
    Patent number: 7422901
    Abstract: This invention relates to an isolated nucleic acid fragment encoding an auxin transport protein. The invention also relates to the construction of a chimeric gene encoding all or a substantial portion of the auxin transport protein, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the auxin transport protein in a transformed host cell. The present invention also relates to methods using the auxin transport protein in modulating root development, and in discovering compounds with potential herbicidal activity.
    Type: Grant
    Filed: November 12, 2004
    Date of Patent: September 9, 2008
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Emil M. Orozco, Jr., Zude Weng, Wesley B. Bruce, Rebecca E. Cahoon, Yong Tao
  • Plant RNA transport and RNA-directed RNA polymerase proteins
    Patent number: 7420103
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a RNA-directed RNA polymerase. The invention also relates to the construction of a chimeric gene encoding all or a substantial portion of the RNA-directed RNA polymerase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the RNA-directed RNA polymerase in a transformed host cell.
    Type: Grant
    Filed: December 5, 2005
    Date of Patent: September 2, 2008
    Assignees: E. I. du Pont de Nemours and Company, Pioneer Hibred International Inc.
    Inventors: Joan T. Odell, Rebecca E. Cahoon, Karlene H. Butler, Zude Weng
  • PLANT FARNESYLTRANSFERASES
    Publication number: 20080176238
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a farnesyltransferase subunit. The invention also relates to the construction of a chimeric gene encoding all or a portion of the farnesyltransferase subunit, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the farnesyltransferase subunit in a transformed host cell.
    Type: Application
    Filed: December 13, 2007
    Publication date: July 24, 2008
    Inventors: Rebecca E. Cahoon, Timothy George Helentjaris, Guo-Hua Miao
  • Plant caffeic acid-3-O-methytransferase homologs
    Publication number: 20080166731
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a protein involved in phenylpropanoid metabolism. The invention also relates to the construction of a chimeric gene encoding all or a portion of the protein involved in phenylpropanoid metabolism, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the protein involved in phenylpropanoid metabolism in a transformed host cell.
    Type: Application
    Filed: February 1, 2008
    Publication date: July 10, 2008
    Inventors: Rebecca E. Cahoon, J. Antoni Rafalski, Jennie B. Shen
  • Plant caffeic acid-3-O-methyltransferase homologs
    Publication number: 20080166754
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a protein involved in phenylpropanoid metabolism. The invention also relates to the construction of a chimeric gene encoding all or a portion of the protein involved in phenylpropanoid metabolism, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the protein involved in phenylpropanoid metabolism in a transformed host cell.
    Type: Application
    Filed: February 1, 2008
    Publication date: July 10, 2008
    Inventors: Rebecca E. Cahoon, J. Antoni Rafalski, Jennie B. Shen
  • PHOSPOLIPID:DIACYLGLYCEROL ACYLTRANSFERASES
    Publication number: 20080134366
    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: Application
    Filed: October 31, 2007
    Publication date: June 5, 2008
    Inventors: Karlene H. Butler, Rebecca E. Cahoon, Omolayo O. Famodu, Sarah E. Hall, Edgar B. Cahoon
  • Plant caffeic acid 3-O-methyltransferase homologs
    Patent number: 7351565
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a protein involved in phenylpropanoid metabolism. The invention also relates to the construction of a chimeric gene encoding all or a portion of the protein involved in phenylpropanoid metabolism, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the protein involved in phenylpropanoid metabolism in a transformed host cell.
    Type: Grant
    Filed: September 1, 2006
    Date of Patent: April 1, 2008
    Assignee: E.I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, J. Antoni Rafalski, Jennie B. Shen
  • Wuschel (wus) gene homologs
    Patent number: 7348468
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a WUS protein. The invention also relates to the construction of a chimeric gene encoding all or a portion of the WUS protein, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the WUS protein in a transformed host cell.
    Type: Grant
    Filed: September 28, 2000
    Date of Patent: March 25, 2008
    Assignees: Pioneer Hi-Bred International, Inc., E. I. DuPont de Nemours & Company
    Inventors: Rebecca E. Cahoon, Keith Lowe, William James Gordon-Kamm, Yumin Tao, Christopher Jay Scelonge
  • Plant farnesyltransferases
    Patent number: 7348469
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a farnesyltransferase subunit. The invention also relates to the construction of a chimeric gene encoding all or a portion of the farnesyltransferase subunit, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the farnesyltransferase subunit in a transformed host cell.
    Type: Grant
    Filed: August 16, 2006
    Date of Patent: March 25, 2008
    Assignees: E.I. du Pont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: Rebecca E. Cahoon, Timothy George Helentjaris, Guo-Hua Miao
  • Phospholipid:diacylglycerol acyltransferases
    Patent number: 7326828
    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: December 22, 2005
    Date of Patent: February 5, 2008
    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
  • Alteration of oil traits in plants
    Patent number: 7294759
    Abstract: The preparation and use of nucleic acid fragments useful in altering the oil phenotype in plants are disclosed. Recombinant DNA construct incorporating such nucleic acid fragments and suitable regulatory sequences can be used to create transgenic plants having altered lipid profiles. Methods for altering the oil phenotype in plants using such nucleic acid fragments also are disclosed.
    Type: Grant
    Filed: June 26, 2002
    Date of Patent: November 13, 2007
    Assignees: E. I. du Pont de Nemours and Company, Pioneer Hi-Bred International, Inc.
    Inventors: William B. Allen, Rebecca E. Cahoon, Omolayo O. Famodu, Leslie T. Harvell, Timothy G. Helentjaris, Changjiang Li, Keith S. Lowe, Igor Cunha Oliveira, Bo Shen, Mitchell C. Tarczynski
  • Plant 1-deoxy-D-xylulose 5-phosphate reductoisomerase
    Patent number: 7282359
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a 1-deoxy-D-xylulose 5-phosphate reductoisomerase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the 1-deoxy-D-xylulose 5-phosphate reductoisomerase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the 1-deoxy-D-xylulose 5-phosphate reductoisomerase in a transformed host cell.
    Type: Grant
    Filed: February 28, 2006
    Date of Patent: October 16, 2007
    Assignee: E.I. Dupont de Nemours and Company
    Inventors: Rebecca E. Cahoon, Yong Tao
  • Phytic acid biosynthetic enzymes
    Patent number: 7271317
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a phytic acid biosynthetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the phytic acid biosynthetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the phytic acid biosynthetic enzyme in a transformed host cell.
    Type: Grant
    Filed: January 18, 2005
    Date of Patent: September 18, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, William D. Hitz, Richard W. Pearlstein, Thomas J. Carlson
  • Wuschel (WUS) Gene Homologs
    Patent number: 7256322
    Abstract: This invention relates to isolated polynucleotides encoding WUS polypeptides. The invention further provides isolated WUS polypeptides. The invention also provides methods of using the polynucleotides to modulate the level of WUS, improve transformation efficiency, to stimulate plant cell growth, including stem cells, to stimulate organogenesis, to stimulate somatic embryogenesis, to induce apomixis, and to provide a positive selection for cells comprising the polynucleotide. The invention also relates to cells, plants and seeds comprising the polynucleotides of the invention or produced by the methods of the invention.
    Type: Grant
    Filed: December 23, 2003
    Date of Patent: August 14, 2007
    Assignees: Pioneer Hi-Bred International, Inc., E.I. du Pont de Nemours and Company
    Inventors: Keith S. Lowe, Rebecca E. Cahoon, Christopher J. Scelonge, Yumin Tao, William J. Gordon-Kamm, Wesley B. Bruce, Lisa J. Newman
  • Plant lecithin:cholesterol acyltransferases
    Patent number: 7238863
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a plant lecithin:cholesterol acyltransferases. The invention also relates to the construction of a chimeric gene encoding all or a portion of the plant lecithin:cholesterol acyltransferases, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the plant lecithin:cholesterol acyltransferases in a transformed host cell.
    Type: Grant
    Filed: March 7, 2005
    Date of Patent: July 3, 2007
    Assignee: E.I. du Pont de Nemours & Co.
    Inventors: Rebecca E. Cahoon, Anthony J. Kinney
  • Lysophosphatidic acid acetyltranferases
    Patent number: 7235714
    Abstract: An isolated nucleic acid fragment encoding an LPAAT isozyme is disclosed. Construction of a chimeric gene encoding all or a portion of the LPAAT isozyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the LPAAT isozyme in a transformed host cell is also disclosed.
    Type: Grant
    Filed: December 10, 2004
    Date of Patent: June 26, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Anthony J. Kinney, Rebecca E. Cahoon
  • Plant vitamin E biosynthetic enzymes
    Patent number: 7226745
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a vitamin E biosynthtetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the vitamin E biosynthtetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the vitamin E biosynthtetic enzyme in a transformed host cell.
    Type: Grant
    Filed: May 31, 2005
    Date of Patent: June 5, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, Sean J. Coughlan
  • Plant vitamin E biosynthetic enzymes
    Patent number: 7223905
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a vitamin E biosynthtetic enzyme. The invention also relates to the construction of a chimeric gene encoding all or a portion of the vitamin E biosynthtetic enzyme, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the vitamin E biosynthtetic enzyme in a transformed host cell.
    Type: Grant
    Filed: February 4, 2005
    Date of Patent: May 29, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, Sean J. Coughlan
  • Geranylgeranyl pyrophosphate synthases
    Patent number: 7217862
    Abstract: This invention relates to an isolated nucleic acid fragment encoding a geranylgeranyl pyrophosphate synthase. The invention also relates to the construction of a chimeric gene encoding all or a portion of the geranylgeranyl pyrophosphate synthase, in sense or antisense orientation, wherein expression of the chimeric gene results in production of altered levels of the geranylgeranyl pyrophosphate synthase in a transformed host cell.
    Type: Grant
    Filed: January 10, 2005
    Date of Patent: May 15, 2007
    Assignee: E. I. du Pont de Nemours and Company
    Inventors: Rebecca E. Cahoon, Mark E. Williams