Patents by Inventor Roy Luedtke, Jr.

Roy Luedtke, Jr. 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).

  • Patent number: 7414179
    Abstract: An inbred maize line, designated PH3PR, the seeds and plants of inbred maize line PH3PR, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PR with another maize plant, and seed and plants produced therefrom. The invention also relates to methods for producing a modified PH3PR maize plant that comprises in its genetic material one or more transgenes or backcross conversion genes and to the transgenic and backcross conversion maize plants produced by these methods. This invention also relates to methods for producing other inbred and hybrid maize lines derived from inbred maize line PH3PR and to the inbred and hybrid maize lines so produced.
    Type: Grant
    Filed: June 14, 2005
    Date of Patent: August 19, 2008
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 7414180
    Abstract: An inbred maize line, designated PH183, the seeds and plants of inbred maize line PH183, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH183 with another maize plant, and seed and plants produced therefrom. The invention also relates to methods for producing a modified PH183 maize plant that comprises in its genetic material one or more transgenes or backcross conversion genes and to the transgenic and backcross conversion maize plants produced by these methods. This invention also relates to methods for producing other inbred and hybrid maize lines derived from inbred maize line PH183 and to the inbred and hybrid maize lines so produced.
    Type: Grant
    Filed: September 19, 2005
    Date of Patent: August 19, 2008
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 7317145
    Abstract: An inbred maize line, designated PH3PV, the plants and seeds of inbred maize line PH3PV, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PV with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH3PV with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH3PV, to methods for producing other inbred maize lines derived from inbred maize line PH3PV and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: February 24, 2004
    Date of Patent: January 8, 2008
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 7291773
    Abstract: An inbred maize line, designated PH3PG, the plants and seeds of inbred maize line PH3PG, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PG with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH3PG with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH3PG, to methods for producing other inbred maize lines derived from inbred maize line PH3PG and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: February 23, 2004
    Date of Patent: November 6, 2007
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Douglas Paul Sprehe
  • Patent number: 7262345
    Abstract: An inbred maize line, designated PH4V6, the plants and seeds of inbred maize line PH4V6, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH4V6 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH4V6 with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH4V6, to methods for producing other inbred maize lines derived from inbred maize line PH4V6 and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 12, 2004
    Date of Patent: August 28, 2007
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Garhard Peter Weber
  • Patent number: 7009093
    Abstract: An inbred maize line, designated PH183, the seeds and plants of inbred maize line PH183, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH183 with another maize plant, and seed and plants produced therefrom. The invention also relates to methods for producing a modified PH183 maize plant that comprises in its genetic material one or more transgenes or backcross conversion genes and to the transgenic and backcross conversion maize plants produced by these methods. This invention also relates to methods for producing other inbred and hybrid maize lines derived from inbred maize line PH183 and to the inbred and hybrid maize lines so produced.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: March 7, 2006
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6972356
    Abstract: An inbred maize line, designated PH3PR, the seeds and plants of inbred maize line PH3PR, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PR with another maize plant, and seed and plants produced therefrom. The invention also relates to methods for producing a modified PH3PR maize plant that comprises in its genetic material one or more transgenes or backcross conversion genes and to the transgenic and backcross conversion maize plants produced by these methods. This invention also relates to methods for producing other inbred and hybrid maize lines derived from inbred maize line PH3PR and to the inbred and hybrid maize lines so produced.
    Type: Grant
    Filed: January 31, 2003
    Date of Patent: December 6, 2005
    Assignee: Pioneer HI-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6818811
    Abstract: An inbred maize line, designated PH3PG, the plants and seeds of inbred maize line PH3PG, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PG with itself or with another-maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH3PG with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH3PG, to methods for producing other inbred maize lines derived from inbred maize line PH3PG and to the inbred maize ones derived by the use of those methods.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: November 16, 2004
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Douglas Paul Sprehe
  • Patent number: 6737566
    Abstract: An inbred maize line, designated PH3PV, the plants and seeds of inbred maize line PH3PV, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3PV with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH3PV with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH3PV, to methods for producing other inbred maize lines derived from inbred maize line PH3PV and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 11, 2001
    Date of Patent: May 18, 2004
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6706954
    Abstract: An inbred maize line, designated PH4V6, the plants and seeds of inbred maize line PH4V6, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH4V6 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH4V6 with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH4V6, to methods for producing other inbred maize lines derived from inbred maize line PH4V6 and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 12, 2001
    Date of Patent: March 16, 2004
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Gerhard P. Weber
  • Patent number: 6600095
    Abstract: Maize designated PH8W4, the plants and seeds of maize PH8W4, methods for producing a maize plant, either inbred or hybrid, produced by crossing maize PH8W4 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing maize PH8W4 with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from maize PH8W4, to methods for producing other inbred maize lines derived from maize PH8W4 and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: July 29, 2003
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Gerhard Peter Weber
  • Patent number: 6388179
    Abstract: An inbred maize line, designated PH4TW, the plants and seeds of inbred maize line PH4TW, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH4TW with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH4TW with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH4TW, to methods for producing other inbred maize lines derived from inbred maize line PH4TW and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: May 14, 2002
    Assignee: Pioneer Hi-Bred International, Inc
    Inventors: Roy Luedtke, Jr., Gerhard Peter Weber
  • Patent number: 6313383
    Abstract: An inbred maize line, designated PH4TV, the plants and seeds of inbred maize line PH4TV, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH4TV with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH4TV with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH4TV, to methods for producing other inbred maize lines derived from inbred maize line PH4TV and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: January 24, 2000
    Date of Patent: November 6, 2001
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Gerhard Peter Weber
  • Patent number: 6259005
    Abstract: According to the invention, there is provided a hybrid maize plant, designated as 39Y85, produced by crossing two Pioneer Hi-Bred International, Inc. proprietary inbred maize lines. This invention relates to the hybrid seed 39Y85, the hybrid plant produced from the seed, and variants, mutants, and trivial modifications of hybrid 39Y85. This invention also relates to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention further relates to methods for producing maize lines derived from hybrid maize line 39Y85 and to the maize lines derived by the use of those methods.
    Type: Grant
    Filed: February 26, 1999
    Date of Patent: July 10, 2001
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6184445
    Abstract: An inbred maize line, designated PH3P0, the plants and seeds of inbred maize line PH3P0, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH3P0 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH3P0 with another maize line or plant and to methods for producing a maize plant containing in its genetic material one or more transgenes and to the transgenic maize plants produced by that method. This invention also relates to inbred maize lines derived from inbred maize line PH3P0, to methods for producing other inbred maize lines derived from inbred maize line PH3P0 and to the inbred maize lines derived by the use of those methods.
    Type: Grant
    Filed: February 25, 1999
    Date of Patent: February 6, 2001
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6153817
    Abstract: An inbred maize line, designated PH0DH, the plants and seeds of inbred maize line PH0DH, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH0DH with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH0DH with another maize line or plant.
    Type: Grant
    Filed: March 10, 1998
    Date of Patent: November 28, 2000
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6118054
    Abstract: An inbred maize line, designated PH189, the plants and seeds of inbred maize line PH189, methods for producing a maize plant, either inbred or hybrid, produced by crossing the inbred maize line PH189 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PH189 with another maize line or plant.
    Type: Grant
    Filed: March 10, 1998
    Date of Patent: September 12, 2000
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 6091006
    Abstract: According to the invention, there is provided a hybrid maize plant, designated as 38B50, produced by crossing two Pioneer Hi-Bred International, Inc. proprietary inbred maize lines. This invention relates to the hybrid seed 38B50, the hybrid plant produced from the seed, and variants, mutants, and trivial modifications of hybrid 38B50.
    Type: Grant
    Filed: March 6, 1998
    Date of Patent: July 18, 2000
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventors: Roy Luedtke, Jr., Vladimir Puskaric
  • Patent number: 6037530
    Abstract: According to the invention, there is provided a hybrid maize plant, designated as 39K72, produced by crossing two Pioneer Hi-Bred International, Inc. proprietary inbred maize lines. This invention relates to the hybrid seed 39K72, the hybrid plant produced from the seed, and variants, mutants, and trivial modifications of hybrid 39K72.
    Type: Grant
    Filed: January 11, 1999
    Date of Patent: March 14, 2000
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.
  • Patent number: 5977451
    Abstract: An inbred maize line, designated PHFW4, the plants and seeds of inbred maize line PHFW4, methods for producing a maize plant produced by crossing the inbred line PHFW4 with itself or with another maize plant, and hybrid maize seeds and plants produced by crossing the inbred line PHFW4 with another maize line or plant.
    Type: Grant
    Filed: March 5, 1996
    Date of Patent: November 2, 1999
    Assignee: Pioneer Hi-Bred International, Inc.
    Inventor: Roy Luedtke, Jr.