Patents Assigned to CORTEVA AGRISCIENCE LLC
  • Patent number: 12655439
    Abstract: This disclosure concerns compositions and methods for increasing the expression of a polynucleotide of interest. Some embodiments concern novel transactivation polypeptides and variants thereof that have been identified in plants, and methods of using the same. Particular embodiments concern the use of at least one DNA-binding polypeptide in a fusion protein to target at least one transactivation polypeptide or variant thereof to a specific binding site on a nucleic acid comprising the polynucleotide of interest, such that its expression may be increased.
    Type: Grant
    Filed: January 20, 2023
    Date of Patent: June 16, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Joseph F. Petolino, Jianquan Li, Steven L. Evans, Ryan C. Blue
  • Publication number: 20260157372
    Abstract: Included herein are pesticidal compositions and methods. Some compositions may include a hydroxyphenyl pyruvate dioxygenase (HPPD) inhibitor and a solvent, wherein the HPPD inhibitor is dissolved in the solvent.
    Type: Application
    Filed: November 1, 2022
    Publication date: June 11, 2026
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: RICARDO ACOSTA AMADO, JOSEPH C. HERCAMP
  • Patent number: 12649925
    Abstract: This disclosure concerns the use of endogenous plant RNAi machinery to preferentially or specifically reduce transgene expression. In some embodiments, the disclosure concerns specific reduction of transgene expression in male plant tissues, for example, to provide an economical male sterility system of hybrid seed production.
    Type: Grant
    Filed: February 3, 2021
    Date of Patent: June 9, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Sandeep Kumar, Marcelo Ariel German, Tristan E Coram, Terry R. Wright
  • Patent number: 12644127
    Abstract: Disclosed are methods for transformation of an androgenic-derived, haploid cell line with a site-specific nuclease. In some embodiments, the androgenic-derived, haploid cell line is a maize microspore-derived plant tissue culture. In addition, the disclosure provides a method for modifying, e.g., by mutating or targeting and integrating donor DNA into, a specific locus of a haploid or dihaploid tissue genome. The disclosure further provides methods for regenerating a whole plant from the haploid or dihaploid tissue that contains either the mutation at a specific genomic locus or a donor DNA integrated within a specific genomic locus may be obtained from the subject disclosure.
    Type: Grant
    Filed: April 24, 2015
    Date of Patent: June 2, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Joseph F. Petolino, Tonya L. Strange, Jayakumar Pon Samuel, Ryan C. Blue, Matthew A. Simpson
  • Patent number: 12624005
    Abstract: The present disclosure relates to improved processes for preparing 4-amino-6-(heterocyclic)picolinates.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: May 12, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Belgin Canturk, Jayachandran Devaraj, Amaruka Hazari, Christopher Kassl, Melissa Lee, Fangzheng Li, Christian T. Lowe, Thomas L. Siddall, Gregory T. Whiteker, Chunming Zhang
  • Patent number: 12590313
    Abstract: The current disclosure relates to methods and compositions for improving plant varieties through plant breeding and plant genetics. For instance, the disclosure concerns increasing the recombination frequency of a heterozygous trait genetically linked to a second trait within plants. Further, the disclosure concerns breaking the genetic linkage between a first allele and a second allele.
    Type: Grant
    Filed: October 31, 2022
    Date of Patent: March 31, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Sandeep Kumar, Ryan M. Lee, Stephen Novak, Andrew F. Worden
  • Publication number: 20260078153
    Abstract: The subject invention concerns Bacillus thuringiensis modified Cry1Ca insecticidal toxins and the polynucleotide sequences which encode these toxins. Uses in transgenic plants are described as are methods for protecting crops from insect pest damage.
    Type: Application
    Filed: August 6, 2025
    Publication date: March 19, 2026
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: JOEL J. SHEETS, JANNA MAI ARMSTRONG, TRISTAN E. CORAM, AUDREY JANE ETTER, TODD P. GLANCY, TIMOTHY D. HEY, JAMES E. KING, RYAN M. LEE, JIANQUAN LI, GAOFENG LIN, KRISHNA M. MADDURI, THOMAS MEADE, KENNETH NARVA, SEK YEE TAN
  • Patent number: 12577577
    Abstract: Provided are compositions comprising polynucleotides encoding Rps genes, and soybean plants or soybean seeds comprising the compositions and exhibiting resistance to Phytophthora. Additionally, various methods for employing the polynucleotides to increase resistance to Phytophthora are also provided herein.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: March 17, 2026
    Assignees: CORTEVA AGRISCIENCE LLC, PURDUE RESEARCH FOUNDATION
    Inventors: Jianxin Ma, Rajat Aggarwal, Liyang Chen, Weidong Wang, Oswald Crasta, Jonathan Myrvold
  • Patent number: 12568967
    Abstract: Disclosed herein are compositions comprising (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a synthetic auxin herbicide, an auxin transport inhibitor, agriculturally acceptable salts or esters thereof, or combinations thereof. Also disclosed herein are methods of controlling undesirable vegetation, comprising applying to vegetation or an area adjacent the vegetation or applying in soil or water to control the emergence or growth of vegetation (a) a pyridine carboxylate herbicide or an agriculturally acceptable N-oxide, salt, or ester thereof and (b) a synthetic auxin herbicide, an auxin transport inhibitor, agriculturally acceptable salts or esters thereof, or combinations thereof.
    Type: Grant
    Filed: November 4, 2019
    Date of Patent: March 10, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Norbert M. Satchivi, Jeremy Kister
  • Publication number: 20260049058
    Abstract: The present technology relates to processes useful for making crystalline S)-1,1-bis(4-fluorophenyl)propan-2-yl (3-acetoxy-4-methoxypicolinoyl)-L-alaninate (Compound I). Processes disclosed herein describe more stable, storage compatible preparations of Compound I. Also disclosed are preparations of Compound I which have fewer (trace) impurities.
    Type: Application
    Filed: May 18, 2023
    Publication date: February 19, 2026
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: CAROLINE LONG, ADRIANE MILLER, MARK P. MUEHLFELD, XIAOWEN ZHAO, NICOLA WEBB
  • Publication number: 20260049324
    Abstract: Compositions and methods are provided for genome modification of a target sequence in the genome of a plant or plant cell. The methods and compositions employ a guide RNA/Cas endonuclease system to provide an effective system for modifying or altering target sites within the genome of a plant, plant cell or seed. Also provided are compositions and methods employing a guide polynucleotide/Cas endonuclease system for genome modification of a nucleotide sequence in the genome of a cell or organism, for gene editing, and/or for inserting or deleting a polynucleotide of interest into or from the genome of a cell or organism. Once a genomic target site is identified, a variety of methods can be employed to further modify the target sites such that they contain a variety of polynucleotides of interest. Breeding methods and methods for selecting plants utilizing a two component RNA guide and Cas endonuclease system are also disclosed.
    Type: Application
    Filed: April 23, 2025
    Publication date: February 19, 2026
    Applicants: CORTEVA AGRISCIENCE LLC, PIONEER HI-BRED INTERNATIONAL, INC.
    Inventors: ANDREW MARK CIGAN, SAVERIO CARL FALCO, HUIRONG GAO, ZHONGSEN LI, ZHAN-BIN LIU, L. ALEKSANDER LYZNIK, JINRUI SHI, SERGEI SVITASHEV, JOSHUA K. YOUNG
  • Patent number: 12550901
    Abstract: Aqueous herbicide compositions containing a salt of glufosinate and a salt of a synthetic auxin herbicide are described. Such compositions exhibit good compatibility and reduced viscosity. Methods of reducing the viscosity of an aqueous herbicide composition are also disclosed.
    Type: Grant
    Filed: April 26, 2019
    Date of Patent: February 17, 2026
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Fuquan Tu, Mei Li
  • Publication number: 20260042731
    Abstract: This disclosure includes pesticidal compounds, compositions, and related agricultural methods.
    Type: Application
    Filed: August 3, 2023
    Publication date: February 12, 2026
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: JEREMY KISTER, MEI LI, DAVID MICHAEL SIMPSON, BIN WEI
  • Publication number: 20260002168
    Abstract: This disclosure concerns the use of endogenous plant RNAi machinery to preferentially or specifically reduce transgene expression. In some embodiments, the disclosure concerns specific reduction of transgene expression in seed tissues of a dicot plant.
    Type: Application
    Filed: August 29, 2025
    Publication date: January 1, 2026
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: ANDREW J. BOWLING, MARCELO ARIEL GERMAN, TODD P. GLANCY, SANDEEP KUMAR, HEATHER E. PENCE, ANDREW E. ROBINSON, SHREEDHARAN SRIRAM, POHAO WANG, CARLA N. YERKES
  • Patent number: 12501896
    Abstract: The present invention generally relates to non-aqueous solutions of plant growth regulator(s) and polar and/or semi-polar organic solvent(s), methods for making said non-aqueous solution, and methods for improving the growth and crop productivity of plants using said non-aqueous solution.
    Type: Grant
    Filed: April 20, 2023
    Date of Patent: December 23, 2025
    Assignee: Corteva Agriscience LLC
    Inventors: Jerry H. Stoller, Ritesh Sheth
  • Patent number: 12503708
    Abstract: Provided herein are a maize plant comprising a heterologous DNA sequence that comprises an NLB18 sequence associated with resistance to northern leaf blight and a method of generating a maize plant comprising resistance to northern leaf blight.
    Type: Grant
    Filed: August 11, 2022
    Date of Patent: December 23, 2025
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Bailin Li, William Andrew Wilson
  • Patent number: 12490741
    Abstract: This disclosure relates to the field of molecules having pesticidal utility against pests in Phyla Arthropoda, Mollusca, and Nematoda, processes to produce such molecules, intermediates used in such processes, pesticidal compositions containing such molecules, and processes of using such pesticidal compositions against such pests. These pesticidal compositions may be used, for example, as acaricides, insecticides, miticides, molluscicides, and nematicides. This document discloses molecules having the following formula (“Formula One”).
    Type: Grant
    Filed: December 19, 2024
    Date of Patent: December 9, 2025
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Ronald J. Heemstra, Ronald Ross, Jr., Kyle A. Dekorver, Kaitlyn Gray, Daniel I. Knueppel, Peter Vednor, Timothy P. Martin, Joseph D Eckelbarger, John F. Daeuble, Sr., Ricky Hunter, David A. Demeter, Tony K. Trullinger, Erich W. Baum, Zoltan L. Benko, Nakyen Choy, Gary D. Crouse, Fangzheng Li, Jeffrey Nissen, Monica B. Olson, Michelle Riener, Thomas C. Sparks, Frank J. Wessels, Maurice C. Yap
  • Publication number: 20250368612
    Abstract: This disclosure relates to the field of molecules having pesticidal utility against pests in Phyla Arthropoda, Mollusca, and Nematoda, processes to produce such molecules, pesticidal compositions containing such molecules, and processes of using such pesticidal compositions against such pests. These pesticidal compositions may be used, for example, as acaricides, insecticides, miticides, molluscicides, and nematicides. This document discloses a molecule having the following formula.
    Type: Application
    Filed: January 15, 2025
    Publication date: December 4, 2025
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: YU ZHANG, TONY K. TRULLINGER, CARLA J. R. KLITTICH, RICKY HUNTER
  • Publication number: 20250359552
    Abstract: This disclosure relates to the field of molecules having pesticidal utility against pests in Phyla Arthropoda, Mollusca, and Nematoda, processes to produce such molecules, intermediates used in such processes, pesticidal compositions containing such molecules, and processes of using such pesticidal compositions against such pests. These pesticidal compositions may be used, for example, as acaricides, insecticides, miticides, molluscicides, and nematicides. This document discloses molecules having the following formula (“Formula One”).
    Type: Application
    Filed: July 31, 2025
    Publication date: November 27, 2025
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: RONALD J. HEEMSTRA, RONALD ROSS, JR., KYLE A. DEKORVER, KAITLYN GRAY, DANIEL I. KNUEPPEL, PETER VEDNOR, TIMOTHY P. MARTIN, JOSEPH D. ECKELBARGER, JOHN F. DAEUBLE, SR., RICKY HUNTER, DAVID A. DEMETER, TONY K. TRULLINGER, ERICH W. BAUM, ZOLTAN L. BENKO, NAKYEN CHOY, GARY D. CROUSE, FANGZHENG LI, JEFFREY NISSEN, MONICA B. OLSON, MICHELLE RIENER, THOMAS C. SPARKS, FRANK J. WESSELS, MAURICE C. YAP
  • Patent number: 12453347
    Abstract: Aqueous pesticide concentrates containing a pesticide (such as an auxinic herbicide), a surfactant, and a naturally or petroleum derived oil and the use of aqueous pesticide spray mixtures incorporating such concentrates are described. The aqueous pesticide concentrates described herein include from 5 to 90 weight percent of a pesticide (such as an auxinic herbicide), from 0.1 to 20 weight percent of a surfactant, and from 0.1 to 20 weight percent of a naturally or petroleum derived oil. The aqueous pesticide concentrates are stable oil-in-water emulsions that form a stable emulsion upon dilution into a spray solution.
    Type: Grant
    Filed: May 1, 2023
    Date of Patent: October 28, 2025
    Assignee: CORTEVA AGRISCIENCE LLC
    Inventors: Hui Shao, Holger Tank