Patents by Inventor Christopher Michael Schaefer

Christopher Michael Schaefer 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: 12532853
    Abstract: A novel maize variety designated X95T028 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X95T028 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X95T028 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X95T028, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X95T028 are provided. Methods for producing maize varieties derived from maize variety X95T028 and methods of using maize variety X95T028 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: January 27, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Kelvin Grandy Grant, Suzanne Michelle Mickelson, Juan Ignacio Rey, Christopher Michael Schaefer
  • Patent number: 12527287
    Abstract: A novel maize variety designated X96T031 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X96T031 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X96T031 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X96T031, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X96T031 are provided. Methods for producing maize varieties derived from maize variety X96T031 and methods of using maize variety X96T031 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: January 20, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Martin A. Fabrizius, Christopher Michael Schaefer
  • Patent number: 12520790
    Abstract: A novel maize variety designated X95T025 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X95T025 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X95T025 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X95T025, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X95T025 are provided. Methods for producing maize varieties derived from maize variety X95T025 and methods of using maize variety X95T025 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: January 13, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12514195
    Abstract: A novel maize variety designated 1PKDS77 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PKDS77 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PKDS77 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PKDS77 or a locus conversion of 1PKDS77 with another maize variety.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: January 6, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12514197
    Abstract: A novel maize variety designated 1PSUB88 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PSUB88 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PSUB88 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PSUB88 or a locus conversion of 1PSUB88 with another maize variety.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: January 6, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12514208
    Abstract: A novel maize variety designated X90T015 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X90T015 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X90T015 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X90T015, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X90T015 are provided. Methods for producing maize varieties derived from maize variety X90T015 and methods of using maize variety X90T015 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: January 6, 2026
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Travis Korry Coleman, Dennis James Dolan, Gustavo Marcelo Garcia, Jean-Marc Montpetit, Jeffrey Posch, Christopher Michael Schaefer, Matthew David Walch
  • Patent number: 12501873
    Abstract: A novel maize variety designated 1PAJA85 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PAJA85 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PAJA85 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PAJA85 or a locus conversion of 1PAJA85 with another maize variety.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: December 23, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12484511
    Abstract: A novel maize variety designated X00R821 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X00R821 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00R821 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X00R821, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00R821 are provided. Methods for producing maize varieties derived from maize variety X00R821 and methods of using maize variety X00R821 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: December 2, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Candida Braga Cabral, Michael Adam Chandler, Nicholas James Haanan, Jordon Michael Pace, Christopher Michael Schaefer
  • Patent number: 12484521
    Abstract: A novel maize variety designated X04T050 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X04T050 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X04T050 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X04T050, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X04T050 are provided. Methods for producing maize varieties derived from maize variety X04T050 and methods of using maize variety X04T050 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: December 2, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Martin A. Fabrizius, Elliot Lee Heffner, Thomas Craig Kevern, Collin Lamkey, Ken Alan Mayberry, Jordon Michael Pace, Eric Scott Riedeman, Christopher Michael Schaefer
  • Patent number: 12484535
    Abstract: A novel maize variety designated X95T024 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X95T024 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X95T024 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X95T024, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X95T024 are provided. Methods for producing maize varieties derived from maize variety X95T024 and methods of using maize variety X95T024 are disclosed.
    Type: Grant
    Filed: April 21, 2023
    Date of Patent: December 2, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12478012
    Abstract: A maize variety designated X00V022 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X00V022 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00V022 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X00V022, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00V022 are provided. Methods for producing maize varieties derived from maize variety X00V022 and methods of using maize variety X00V022 are disclosed.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: November 25, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Kelvin Grandy Grant, Suzanne Michelle Mickelson, Christopher Michael Schaefer, Dina Elijah Severns, Julia Xiuling Zhang
  • Patent number: 12457971
    Abstract: A novel maize variety designated 1PKTJ53 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PKTJ53 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PKTJ53 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PKTJ53 or a locus conversion of 1PKTJ53 with another maize variety.
    Type: Grant
    Filed: April 14, 2023
    Date of Patent: November 4, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: Christopher Michael Schaefer
  • Patent number: 12402590
    Abstract: A novel maize variety designated X00V039 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X00V039 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00V039 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X00V039, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00V039 are provided. Methods for producing maize varieties derived from maize variety X00V039 and methods of using maize variety X00V039 are disclosed.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: September 2, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Candida Braga Cabral, Martin A Fabrizius, Christopher Michael Schaefer
  • Patent number: 12402593
    Abstract: A novel maize variety designated X00V011 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X00V011 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00V011 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X00V011, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00V011 are provided. Methods for producing maize varieties derived from maize variety X00V011 and methods of using maize variety X00V011 are disclosed.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: September 2, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Kelvin Grandy Grant, Suzanne Michelle Mickelson, Christopher Michael Schaefer, Dina Elijah Severns
  • Patent number: 12336479
    Abstract: A novel maize variety designated X05V409 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X05V409 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X05V409 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X05V409, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X05V409 are provided. Methods for producing maize varieties derived from maize variety X05V409 and methods of using maize variety X05V409 are disclosed.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: June 24, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Michael Adam Chandler, David B Fischer, Christopher Michael Schaefer, Julia Xiuling Zhang
  • Patent number: 12279582
    Abstract: A novel maize variety designated X95V292 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X95V292 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X95V292 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X95V292, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X95V292 are provided. Methods for producing maize varieties derived from maize variety X95V292 and methods of using maize variety X95V292 are disclosed.
    Type: Grant
    Filed: June 24, 2022
    Date of Patent: April 22, 2025
    Assignee: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: Candida Braga Cabral, Martin A Fabrizius, Christopher Michael Schaefer
  • Publication number: 20240349685
    Abstract: A novel maize variety designated X95T028 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X95T028 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X95T028 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X95T028, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X95T028 are provided. Methods for producing maize varieties derived from maize variety X95T028 and methods of using maize variety X95T028 are disclosed.
    Type: Application
    Filed: April 21, 2023
    Publication date: October 24, 2024
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: KELVIN GRANDY GRANT, SUZANNE MICHELLE MICKELSON, JUAN IGNACIO REY, CHRISTOPHER MICHAEL SCHAEFER
  • Publication number: 20240341260
    Abstract: A novel maize variety designated 1PKDS77 and seed, plants and plant parts thereof are provided. Methods for producing a maize plant comprise crossing maize variety 1PKDS77 with another maize plant are provided. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into 1PKDS77 through backcross conversion and/or transformation, and to the maize seed, plant and plant part produced thereby are provided. Hybrid maize seed, plants or plant parts are produced by crossing the variety 1PKDS77 or a locus conversion of 1PKDS77 with another maize variety.
    Type: Application
    Filed: April 14, 2023
    Publication date: October 17, 2024
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventor: CHRISTOPHER MICHAEL SCHAEFER
  • Patent number: 11856908
    Abstract: A novel maize variety designated X00R828 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X00R828 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X00R828 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X00R828, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X00R828 are provided. Methods for producing maize varieties derived from maize variety X00R828 and methods of using maize variety X00R828 are disclosed.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: January 2, 2024
    Inventors: Candida Braga Cabral, Nicholas James Haase, Jordon Michael Pace, Christopher Michael Schaefer, Gerhard P Weber
  • Publication number: 20230413769
    Abstract: A novel maize variety designated X05V409 and seed, plants and plant parts thereof are produced by crossing inbred maize varieties. Methods for producing a maize plant by crossing hybrid maize variety X05V409 with another maize plant are disclosed. Methods for producing a maize plant containing in its genetic material one or more traits introgressed into X05V409 through backcrossing or genetic transformation, and to the maize seed, plant and plant part produced thereby are described. Maize variety X05V409, the seed, the plant produced from the seed, and variants, mutants, and minor modifications of maize variety X05V409 are provided. Methods for producing maize varieties derived from maize variety X05V409 and methods of using maize variety X05V409 are disclosed.
    Type: Application
    Filed: June 24, 2022
    Publication date: December 28, 2023
    Applicant: PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: MICHAEL ADAM CHANDLER, DAVID B FISCHER, CHRISTOPHER MICHAEL SCHAEFER, JULIA XIULING ZHANG