Patents by Inventor Kenneth Narva

Kenneth Narva 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).

  • CRY1D FOR CONTROLLING CORN EARWORM
    Publication number: 20240076687
    Abstract: The subject invention relates in part to the surprising discovery that Cry1Da is active against corn earworm (CEW), Helicoverpa zea (Boddie). Methods for using Cry1Da in transgenic plants to prevent serious crop damage is described. Leaf and silk bioassays using transgenic maize expressing full length, core toxin region or chimeric Cry1Da demonstrated good insect protection against CEW larvae damage.
    Type: Application
    Filed: September 19, 2023
    Publication date: March 7, 2024
    Applicant: AGRIGENETICS, INC.
    Inventors: SEK YEE TAN, JOEL J SHEETS, TODD P GLANCY, AARON TODD WOOSLEY, SARAH E WORDEN, DIAA ALABED, STEPHANIE LOVE BURTON, KAREN C MCLAUGHLIN, KENNETH NARVA, THOMAS MEADE
  • Cry1D for controlling corn earworm
    Patent number: 11795471
    Abstract: The subject invention relates in part to the surprising discovery that Cry1Da is active against corn earworm (CEW), Helicoverpa zea (Boddie). Methods for using Cry1Da in transgenic plants to prevent serious crop damage is described. Leaf and silk bioassays using transgenic maize expressing full length, core toxin region or chimeric Cry1Da demonstrated good insect protection against CEW larvae damage.
    Type: Grant
    Filed: September 30, 2022
    Date of Patent: October 24, 2023
    Assignee: AGRIGENETICS, INC.
    Inventors: Sek Yee Tan, Joel J Sheets, Todd P Glancy, Aaron Todd Woosley, Sarah E Worden, Diaa Alabed, Stephanie Love Burton, Karen C Mclaughlin, Kenneth Narva, Thomas Meade
  • Binary insecticidal Cry toxins
    Patent number: 11761015
    Abstract: The subject invention concerns new classes of insecticidally-active proteins and the polynucleotide sequences which encode these proteins. More specifically, insecticidal proteins of approximately 12-24 kDa and of approximately 12-14 kDa are used for controlling corn rootworms. The subject invention includes methods and transgenic plants for controlling Western Corn Rootworm and other coleopteran insects.
    Type: Grant
    Filed: December 14, 2020
    Date of Patent: September 19, 2023
    Inventors: Kenneth Narva, Huarong Li, Sek Yee Tan, Tao Xu, Timothy D Hey, Vimbai Chikwana, Sarah E Worden
  • MODIFIED Cry1Ca TOXINS USEFUL FOR CONTROL OF INSECT PESTS
    Publication number: 20230183300
    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: September 19, 2022
    Publication date: June 15, 2023
    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
  • CRY1D FOR CONTROLLING CORN EARWORM
    Publication number: 20230049002
    Abstract: The subject invention relates in part to the surprising discovery that CrylDa is active against corn earworm (CEW), Helicoverpa zea (Boddie). Methods for using CrylDa in transgenic plants to prevent serious crop damage is described. Leaf and silk bioassays using transgenic maize expressing full length, core toxin region or chimeric CrylDa demonstrated good insect protection against CEW larvae damage.
    Type: Application
    Filed: September 30, 2022
    Publication date: February 16, 2023
    Applicant: AGRIGENETICS, INC.
    Inventors: SEK YEE TAN, JOEL J SHEETS, TODD P GLANCY, AARON TODD WOOSLEY, SARAH E WORDEN, DIAA ALABED, STEPHANIE LOVE BURTON, KAREN C MCLAUGHLIN, KENNETH NARVA, THOMAS MEADE
  • Cry1D for controlling corn earworm
    Patent number: 11485983
    Abstract: The subject invention relates in part to the surprising discovery that Cry1Da is active against corn earworm (CEW), Helicoverpa zea (Boddie). Methods for using Cry1Da in transgenic plants to prevent serious crop damage is described. Leaf and silk bioassays using transgenic maize expressing full length, core toxin region or chimeric Cry1Da demonstrated good insect protection against CEW larvae damage.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: November 1, 2022
    Inventors: Sek Yee Tan, Joel J Sheets, Todd P Glancy, Aaron Todd Woosley, Sarah E Worden, Diaa Alabed, Stephanie Love Burton, Karen C McLaughlin, Kenneth Narva, Thomas Meade
  • COPI COATOMER GAMMA SUBUNIT NUCLEIC ACID MOLECULES THAT CONFER RESISTANCE TO COLEOPTERAN AND HEMIPTERAN PESTS
    Publication number: 20210403939
    Abstract: This disclosure concerns nucleic acid molecules and methods of use thereof for control of insect pests through RNA interference-mediated inhibition of target coding and transcribed non-coding sequences in insect pests, including coleopteran and/or hemipteran pests. The disclosure also concerns methods for making transgenic plants that express nucleic acid molecules useful for the control of insect pests, and the plant cells and plants obtained thereby.
    Type: Application
    Filed: September 9, 2021
    Publication date: December 30, 2021
    Applicant: CORTEVA AGRISCIENCE LLC
    Inventors: Kenneth NARVA, Huarong LI, Chaoxian GENG, Navin ELANGO, Matthew HENRY, Murugesan RANGASAMY, Aaron T. WOOLSEY, Kanika ARORA, Premchand GANDRA, Sarah E. WORDEN
  • SHORT/SMALL HAIRPIN RNA MOLECULES
    Publication number: 20210254058
    Abstract: This disclosure concerns compositions and methods for novel RNA inhibition molecules (e.g., small/short hairpin RNA (shRNA) molecules), polynucleotides encoding such molecules, use of such novel RNA inhibition molecules to inhibit a target gene by suppressing the expression of the mRNA of the target gene, and for application such as the of control insect pests, and transgenic plants that produce, and are protected, by these novel RNA inhibition molecules are described.
    Type: Application
    Filed: February 22, 2019
    Publication date: August 19, 2021
    Applicants: DOW AGROSCIENCES LLC, QUEENSLAND UNIVERSITY OF TECHNOLOGY
    Inventors: Elane FISHILEVICH, Kenneth NARVA, Xiaozeng YANG, Meghan L. FREY, Murugesan RANGASAMY, Wendy LO, Premchand GANDRA, Peter Michael WATERHOUSE
  • BINARY INSECTICIDAL CRY TOXINS
    Publication number: 20210115468
    Abstract: The subject invention concerns new classes of insecticidally-active proteins and the polynucleotide sequences which encode these proteins. More specifically, insecticidal proteins of approximately 12-24 kDa and of approximately 12-14 kDa are used for controlling corn rootworms. The subject invention includes methods and transgenic plants for controlling Western Corn Rootworm and other coleopteran insects.
    Type: Application
    Filed: December 14, 2020
    Publication date: April 22, 2021
    Applicant: DOW AGROSCIENCES LLC
    Inventors: KENNETH NARVA, HUARONG LI, SEK YEE TAN, TAO XU, TIMOTHY D HEY, VIMBAI CHIKWANA, SARAH E WORDEN
  • Dig-303 insecticidal Cry toxins
    Patent number: 10876131
    Abstract: DIG-303 insecticidal toxins, polynucleotides encoding such toxins, use of such toxins to control pests, and transgenic plants that produce such toxins are disclosed.
    Type: Grant
    Filed: October 30, 2015
    Date of Patent: December 29, 2020
    Assignee: DOW AGROSCIENCES LLC
    Inventors: Meghan L. F. Frey, Justin M. Lira, Xiaoping Xu, Ignacio Mario Larrinua, Kenneth Narva, Timothy D Hey
  • CRY1D FOR CONTROLLING CORN EARWORM
    Publication number: 20200277622
    Abstract: The subject invention relates in part to the surprising discovery that Cry1Da is active against corn earworm (CEW), Helicoverpa zea (Boddie). Methods for using Cry1Da in transgenic plants to prevent serious crop damage is described. Leaf and silk bioassays using transgenic maize expressing full length, core toxin region or chimeric Cry1Da demonstrated good insect protection against CEW larvae damage.
    Type: Application
    Filed: May 18, 2020
    Publication date: September 3, 2020
    Applicant: AGRIGENETICS, INC.
    Inventors: SEK YEE TAN, JOEL J SHEETS, TODD P GLANCY, AARON TODD WOOSLEY, SARAH E WORDEN, DIAA ALABED, STEPHANIE LOVE BURTON, KAREN C MCLAUGHLIN, KENNETH NARVA, THOMAS MEADE
  • DIG-305 insecticidal Cry toxins
    Patent number: 10731176
    Abstract: DIG-305 insecticidal protein toxins, polynucleotides encoding such toxins, and transgenic plants that produce such toxins are disclosed. Also disclosed are methods for using such toxins to control insect pests in plants, especial crop plants. Methods for preparing transgenic plants expressing the protein toxins and methods for detecting the claimed toxins and polynucleotides in transgenic plants are disclosed.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: August 4, 2020
    Assignee: DOW AGROSCIENCES LLC
    Inventors: Timothy D. Hey, Meghan L. F. Frey, Xiaoping Xu, Audrey Jane Etter, Elizabeth Caldwell, Ted Letherer, Navin Elango, Kenneth Narva
  • MODIFIED Cry1Ca TOXINS USEFUL FOR CONTROL OF INSECT PESTS
    Publication number: 20200157154
    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: February 3, 2020
    Publication date: May 21, 2020
    Applicant: DOW AGROSCIENCES LLC
    Inventors: JOEL J SHEETS, KENNETH NARVA, THOMAS MEADE, TIMOTHY D HEY, SEK YEE TAN, AUDREY JANE ETTER, TODD P GLANCY, JANNA MAI ARMSTRONG, TRISTAN E CORAM, KRISHNA M MADDURI, JAMES E KING, RYAN M LEE, GAOFENG LIN, JIANQUAN LI
  • Modified Cry1Ca toxins useful for control of insect pests
    Patent number: 10570182
    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: Grant
    Filed: December 16, 2015
    Date of Patent: February 25, 2020
    Assignee: DOW AGROSCIENCES LLC
    Inventors: Joel J. Sheets, Kenneth Narva, Thomas Meade, Timothy D. Hey, Sek Yee Tan, Audrey Jane Etter, Todd P. Glancy, Janna Mai Armstrong, Tristan E. Coram, Krishna M. Madduri, James E. King, Ryan M. Lee, Gaofeng Lin, Jianquan Li
  • RIBOSOMAL PROTEIN L40 (RPL40) NUCLEIC ACID MOLECULES THAT CONFER RESISTANCE TO COLEOPTERAN AND HEMIPTERAN PESTS
    Publication number: 20190308702
    Abstract: This disclosure concerns nucleic acid molecules and methods of use thereof for control of coleopteran and/or hemipteran pests through RNA interference-mediated inhibition of target coding and transcribed non-coding sequences in coleopteran and/or hemipteran pests. The disclosure also concerns methods for making transgenic plants that express nucleic acid molecules useful for the control of coleopteran and/or hemipteran pests, and the plant cells and plants obtained thereby.
    Type: Application
    Filed: May 15, 2019
    Publication date: October 10, 2019
    Inventors: KENNETH NARVA, ELANE FISHILEVICH, MURUGESAN RANGASAMY, MEGHAN L. FREY, WENDY LO, SARAH E. WORDEN, PREMCHAND GANDRA
  • Use of DIG3 insecticidal crystal protein in combination with cry1Ab for management of resistance in european cornborer
    Patent number: 10119149
    Abstract: The subject invention includes methods and plants for controlling European corn borer, said plants comprising a Cry1Ab insecticidal protein and a DIG-3 insecticidal protein to delay or prevent development of resistance by the insect.
    Type: Grant
    Filed: February 18, 2016
    Date of Patent: November 6, 2018
    Assignee: Dow AgroSciences LLC
    Inventors: Thomas Meade, Kenneth Narva, Nicholas P. Storer, Joel J. Sheets, Aaron T. Woosley, Stephanie L. Burton
  • DIG-17 insecticidal cry toxins
    Patent number: 10028510
    Abstract: DIG-17 insecticidal toxins, polynucleotides encoding such toxins, use of such toxins to control pests, and transgenic plants that produce such toxins are disclosed.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: July 24, 2018
    Assignee: Dow AgroSciences LLC
    Inventors: Justin M. Lira, Holly Jean Butler, Timothy D. Hey, Doug A. Smith, Kenneth Narva, Aaron T. Woosley
  • Vegetative insecticidal proteins useful for control of insect pests
    Patent number: 9879055
    Abstract: DIG-657 vegetative insecticidal toxins, polynucleotides encoding such toxins, use of such toxins to control pests, and transgenic plants that produce such toxins are disclosed. The invention includes DIG-657 variants, fragments and analogs.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: January 30, 2018
    Assignee: Dow AgroSciences LLC
    Inventors: Janna Mai Armstrong, Audrey Jane Etter, Meghan L. F. Frey, Premchand Gandra, Ted Letherer, Gaofeng Lin, Krishna M. Madduri, Haley R. Mowery, Kenneth Narva, Joel J. Sheets, Sek Yee Tan
  • DIG-305 INSECTICIDAL CRY TOXINS
    Publication number: 20170369538
    Abstract: DIG-305 insecticidal protein toxins, polynucleotides encoding such toxins, and transgenic plants that produce such toxins are disclosed. Also disclosed are methods for using such toxins to control insect pests in plants, especial crop plants. Methods for preparing transgenic plants expressing the protein toxins and methods for detecting the claimed toxins and polynucleotides in transgenic plants are disclosed.
    Type: Application
    Filed: December 16, 2015
    Publication date: December 28, 2017
    Applicant: Dow Agrosciences LLC
    Inventors: Timothy D. HEY, Megan L. F. FREY, Xiaoping XU, Audrey Jane ETTER, Elizabeth CALDWELL, Ted LETHERER, Navin ELANGO, Kenneth NARVA
  • MODIFIED CRY1CA TOXINS USEFUL FOR CONTROL OF INSECT PESTS
    Publication number: 20170369539
    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: December 16, 2015
    Publication date: December 28, 2017
    Applicant: Dow Agrosciences LLC
    Inventors: Joel J. SHEETS, Kenneth NARVA, Thomas MEADE, Timothy D. HEY, Sek Yee TAN, Audrey Jane ETTER, Todd P. GLANCY, Janna Mai ARMSTRONG, Tristan E. CORAM, Krishna M. MADDURI, James E. KING, Ryan M. LEE, Gaofeng LIN, Jianquan LI