Patents by Inventor Hendrik Helmke

Hendrik Helmke 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).

  • Publication number: 20240067623
    Abstract: [1-Pheny1)-5-(heteroaryl)-1H-pyrazol-3-yl)oxy] acetic acid derivatives and salts thereof, crop protection compositions comprising them, processes for preparing them, use thereof and plant protection compositions. The present invention relates to crop protection compounds and to compositions which comprise specific compounds as safeners for reducing phytotoxic effects of agrochemicals, especially herbicides. The invention relates more particularly to certain [1-(phenyl)-5-(heteroaryl)-1H-pyrazol-3-yl)oxy]acetic acid derivatives of the general formula (I) and their salts, to processes for preparing them and to their use as plant protection compounds (safeners).
    Type: Application
    Filed: November 2, 2021
    Publication date: February 29, 2024
    Inventors: Thomas MÜLLER, Estella BUSCATO ARSEQUELL, Hendrik HELMKE, Harald JAKOBI, Michael Gerhard HOFFMANN, Jan DITTGEN
  • Publication number: 20240025862
    Abstract: Substituted N-phenyluracils and salts thereof and use thereof as herbicidal agents. The present invention relates to substituted N-phenyluracils of the general formula (I) or salts thereof, where the radicals in the general formula (I) conform to the definitions given in the description, and to the use thereof as herbicides, especially for control of broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: August 20, 2021
    Publication date: January 25, 2024
    Inventors: Ines HEINEMANN, Harald JAKOBI, Hendrik HELMKE, Jens FRACKENPOHL, Christopher Hugh ROSINGER, Elmar GATZWEILER, Elisabeth ASMUS, Birgit BOLLENBACH-WAHL
  • Publication number: 20230416229
    Abstract: The present invention relates to crop protection compounds and to compositions which comprise specific compounds as safeners for reducing phytotoxic effects of agrochemicals, especially herbicides. The invention relates more particularly to certain [(1,5-di(heteraryl)-1H-1,2,4-triazol-3-yl)oxy] acetic acid derivatives of the general formula (I) and their salts, to processes for preparing them and to their use as plant protection compounds (safeners).
    Type: Application
    Filed: November 2, 2021
    Publication date: December 28, 2023
    Inventors: Thomas MÜLLER, Hendrik HELMKE, Jan DITTGEN
  • Publication number: 20230397604
    Abstract: The present invention relates to crop protection compounds and to compositions which comprise specific compounds as safeners for reducing phytotoxic effects of agrochemicals, especially herbicides. The invention relates more particularly to certain [(1-phenyl-5-(heteroaryl)-1H-1,2,4-triazol-3-yl)oxy]acetic acid derivatives of the general formula (I) and their salts, to processes for preparing them and to their use as crop protection compounds (safeners).
    Type: Application
    Filed: November 2, 2021
    Publication date: December 14, 2023
    Inventors: Thomas MÜLLER, Anna Maria REINGRUBER, Jens FRACKENPOHL, Hendrik HELMKE, Jan DITTGEN
  • Publication number: 20230389542
    Abstract: The present invention relates to the use of [(1,5-diphenyl-1H-pyrazol-3-yl)oxy] acetic acid derivatives of the formula (I) and their salts (I) and compositions containing them, for reducing phytotoxic effects of agrochemicals, in particular of herbicides, in useful plants and crop plants. The invention also and in particular relates to certain [(1,5-diphenyl-1H-pyrazol-3-yl)oxy] acetic acid derivatives of the formula (I) and processes for preparing them.
    Type: Application
    Filed: November 2, 2021
    Publication date: December 7, 2023
    Inventors: Thomas MÜLLER, Hendrik HELMKE, Anna Maria REINGRUBER, Harald JAKOBI, Michael Gerhard HOFFMAN, Jan DITTGEN
  • Publication number: 20230382874
    Abstract: The present invention relates to crop protection compounds and to compositions which comprise specific compounds as safeners for reducing phytotoxic effects of agrochemicals, especially herbicides. The invention relates more particularly to certain [5-(phenyl)-1-(heteroaryl)-1H-1,2,4-triazol-3-yl)oxy] acetic acid derivatives of the general formula (I) and their salts, to processes for preparing them and to their use as plant protection compounds (safeners).
    Type: Application
    Filed: November 2, 2021
    Publication date: November 30, 2023
    Inventors: Thomas MÜLLER, Anna Maria REINGRUBER, Jens FRACKENPOHL, Hendrik HELMKE, Jan DITTGEN
  • Publication number: 20230180758
    Abstract: The present invention relates to novel herbicidally active pyrrolin-2-ones of the general formula (I) or agrochemically acceptable salts thereof and to their use for controlling broad-leaved weeds and weed grasses in crops of useful plants.
    Type: Application
    Filed: May 25, 2021
    Publication date: June 15, 2023
    Inventors: Hartmut AHRENS, Alfred ANGERMANN, Lars ARVE, Guido BOJACK, Estella BUSCATÓ ARSEQUELL, Oliver GAERTZEN, Hendrik HELMKE, Elmar GATZWEILER, Elisabeth ASMUS, Jan DITTGEN
  • Publication number: 20230151025
    Abstract: Substituted thiazolopyridines, salts thereof and their use as herbicidal active substances. The present invention relates to substituted thiazolopyridines of the general formula (I) or salts thereof, where the radicals in the general formula (I) correspond to the definitions given in the description, and to their use as herbicides, in particular for controlling weed grasses and/or broad-leaved weeds in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: March 30, 2021
    Publication date: May 18, 2023
    Inventors: David Michael BARBER, Hendrik HELMKE, Ralf BRAUN, Joerg TIEBES, Anu Bheemaiah MACHETTIRA, Elisabeth BOLLEASMUS, Christopher Hugh ROSINGER, Elmar GATZWEILER, Dirk SCHMUTZLER, Jens FRACKENPOHL, Anna Maria REINGRUBER, Birgit BOLLENBACH-WAHL, Jan DITTGEN
  • Publication number: 20220388971
    Abstract: The present invention relates to useful plant-protecting compounds and compositions comprising specific compounds as safeners for reduction of phytotoxic effects of agrochemicals, especially of herbicides. More particularly, the invention relates to particular [(1,5-diphenyl-1H-1,2,4-triazol-3-yl)oxy]acetic acid derivatives of the general formula (I) and salts thereof, to processes for preparation thereof and to their use as useful plant-protecting compounds (safeners).
    Type: Application
    Filed: November 24, 2020
    Publication date: December 8, 2022
    Inventors: Thomas MUELLER, Mare MOSRIN, Anna Maria REINGRUBER, Hendrik HELMKE, Christopher Hugh ROSINGER, Jan DITTGEN
  • Publication number: 20220289708
    Abstract: The present invention relates to substituted N-phenyluracils of the general formula (I) or salts thereof, where the radicals in the general formula (I) correspond to the definitions given in the description, and the use thereof as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: July 20, 2020
    Publication date: September 15, 2022
    Inventors: Ines HEINEMANN, Jens FRACKENPOHL, Lothar WILLMS, Harald JAKOBI, Hendrik HELMKE, Christopher Hugh ROSINGER, Elmar GATZWEILER, Elisabeth ASMUS
  • Publication number: 20220274954
    Abstract: The present invention relates to substituted N-phenyl-N-aminouracils of the general formula (I) or salts thereof wherein the radicals in the general formula (I) correspond to the definitions given in the description, and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: July 20, 2020
    Publication date: September 1, 2022
    Inventors: Jens FRACKENPOHL, Ines HEINEMANN, Lothar WILLMS, Harald JAKOBI, Hendrik HELMKE, Christopher Hugh ROSINGER, Elisabeth ASMUS
  • Publication number: 20210400966
    Abstract: The present invention relates to novel effective alkynyl-substituted N-phenylpyrrolidine-2,4-diones according to the general formula (I) or agrochemically acceptable salts thereof, where X=C1-C4-alkyl, C1-C4-haloalkyl or C3-C6-cycloalkyl, Y=C1-C4-alkyl or C3-C6-cycloalkyl, R1=hydrogen, C1-C6-alkyl, or C3-C6-cycloalkyl, R2=hydrogen or methyl, R3=C1-C6-alkyl or C1-C6-alkoxy-C2-C6-alkyl, G=hydrogen, a cleavable group L or a cation E. The invention further relates to a herbicidal composition comprising a compound of the general formula (I) and to the use of the compounds according to the invention for controlling weeds and weed grasses in crops of useful plants.
    Type: Application
    Filed: September 10, 2021
    Publication date: December 30, 2021
    Inventors: Alfred ANGERMANN, Stefan LEHR, Reiner FISCHER, Guido BOJACK, Hendrik HELMKE, Dirk SCHMUTZLER, Hansjoerg DIETRICH, Elmar GATZWEILER, Christopher Hugh ROSINGER
  • Patent number: 11178868
    Abstract: The present invention relates to alkynyl-substituted N-phenylpyrrolidine-2,4-diones according to the general formula (I) or agrochemically acceptable salts thereof, where X=C1-C4-alkyl, C1-C4-haloalkyl or C3-C6-cycloalkyl, Y=C1-C4-alkyl or C3-C6-cycloalkyl, R1=hydrogen, C1-C6-alkyl, or C3-C6-cycloalkyl, R2=hydrogen or methyl, R3=C1-C6-alkyl or C1-C6-alkoxy-C2-C6-alkyl, G=hydrogen, a cleavable group L or a cation E. The invention further relates to a herbicidal composition comprising a compound of the general formula (I) and to the use of the compounds according to the invention for controlling weeds and weed grasses in crops of useful plants.
    Type: Grant
    Filed: October 4, 2016
    Date of Patent: November 23, 2021
    Assignee: Bayer CropScience Aktiengesellschaft
    Inventors: Alfred Angermann, Stefan Lehr, Reiner Fischer, Guido Bojack, Hendrik Helmke, Dirk Schmutzler, Hansjörg Dietrich, Elmar Gatzweiler, Christopher Hugh Rosinger
  • Publication number: 20210227828
    Abstract: The present invention relates to active compound combinations, in particular within a fungicide composition, which comprises (A) a N-cyclopropyl-N-[substituted-benzyl]-3-(difluoromethyl)-5-fluoro-1-methyl-1H-pyrazole-4-carboxamide or thiocarboxamide derivative and a further fungicidally active compound (B). Moreover, the invention relates to a method for curatively or preventively or eradicatively controlling the phytopathogenic fungi of plants or crops, to the use of a combination according to the invention for the treatment of seed, to a method for protecting a seed and not at least to the treated seed.
    Type: Application
    Filed: February 1, 2021
    Publication date: July 29, 2021
    Applicant: Bayer CropScience Aktiengesellschaft
    Inventors: Peter DAHMEN, Philippe DESBORDES, Christophe DUBOST, Stéphanie GARY, Frank GOEHLICH, Hendrik HELMKE, Thomas SEITZ, Ulrike WACHENDORFF-NEUMANN, Ingo WETCHOLOWSKY
  • Publication number: 20210024465
    Abstract: The present invention relates to novel effective alkynyl-substituted 3-phenylpyrrolidine-2,4-diones according to the general formula (I) or agrochemically acceptable salts thereof, where X?C1-C4-alkyl, C1-C4-haloalkyl or C3-C6-cycloalkyl; Y?C1-C4-alkyl or C3-C6-cycloalkyl, n=1, 2 or 3; m=1 or 2; R1?C1-C6-alkyl, or C3-C6-cycloalkyl, R2=hydrogen or methyl; R3?C1-C3-alkoxy-C1-C3-alkyl, or a saturated five- or six-membered heterocycle with an oxygen or sulphur atom; G=hydrogen, a cleavable group L or a cation E. The invention also relates to the use of the compounds according to the invention for controlling weeds and weed grasses in crops of useful plants.
    Type: Application
    Filed: September 30, 2020
    Publication date: January 28, 2021
    Inventors: Alfred ANGERMANN, Stefan LEHR, Hendrik HELMKE, Reiner FISCHER, Guido BOJACK, Christopher Hugh ROSINGER, Elmar GATZWEILER, Hansjoerg DIETRICH
  • Patent number: 10899709
    Abstract: Novel alkynyl-substituted 3-phenylpyrrolidine-2,4-diones and use thereof as herbicides The present invention relates to novel effective alkynyl-substituted 3-phenylpyrrolidine-2,4-diones according to the general formula (I) or agrochemically acceptable salts thereof, where X?C1-C4-alkyl, C1-C4-haloalkyl or C3-C6-cycloalkyl; Y?C1-C4-alkyl or C3-C6-cycloalkyl; n=1, 2 or 3; m=1 or 2; R1=C1-C6-alkyl, or C3-C6-cycloalkyl; R2=hydrogen or methyl; R3?C1-C3-alkoxy-C1-C3-alkyl, or a saturated five- or six-membered heterocycle with an oxygen or sulphur atom; G=hydrogen, a cleavable group L or a cation E. The invention also relates to the use of the compounds according to the invention for controlling weeds and weed grasses in crops of useful plants.
    Type: Grant
    Filed: June 20, 2016
    Date of Patent: January 26, 2021
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Alfred Angermann, Stefan Lehr, Hendrik Helmke, Reiner Fischer, Guido Bojack, Christopher Hugh Rosinger, Elmar Gatzweiler, Hansjörg Dietrich
  • Publication number: 20200390100
    Abstract: The present invention relates to substituted N-heterocyclyl- and N-heteroaryltetrahydropyrimidinones of the general formula (I) or salts thereof, where the radicals in the general formula (I) correspond to the definitions given in the description, and to the use thereof as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: December 17, 2018
    Publication date: December 17, 2020
    Inventors: Jana SCHMIDT, Hendrik HELMKE, Jens FRACKENPOHL, Anna Maria REINGRUBER, Thomas MUELLER, Elisabeth ASMUS, Elmar GATZWEILER, Anu Bheemaiah MACHETTIRA, Christopher Hugh ROSINGER, Dirk SCHMUTZLER, Peter LUEMMEN, Andrew Xi-Yuan TANG, Benjamin Anthony CHALMERS
  • Publication number: 20200095241
    Abstract: The invention relates to substituted 1,2,4-thiadiazolyl pyrrolones and 1,2,4-thiadiazolyl hydantoins of general formula (I) and salts thereof, wherein the groups of general formula (I) are defined as cited in the description, and to the use thereof as herbicides, in particular for controlling weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: December 15, 2017
    Publication date: March 26, 2020
    Inventors: Jens FRACKENPOHL, Jana FRANKE, Hendrik HELMKE, Anna Maria REINGRUBER, Anu Bheemaiah MACHETTIRA, Elmar GATZWEILER, Christopher Hugh ROSINGER, Hansjoerg DIETRICH, Dirk SCHMUTZLER, Peter LUEMMEN
  • Publication number: 20200079765
    Abstract: The present invention relates to substituted heteroarylpyrrolones of the general formula (I) or salts thereof, where the radicals in the general formula (I) correspond to the definitions given in the description, and to their use as herbicides, in particular for controlling broad-leaved weeds and/or weed grasses in crops of useful plants and/or as plant growth regulators for influencing the growth of crops of useful plants.
    Type: Application
    Filed: December 14, 2017
    Publication date: March 12, 2020
    Inventors: Jens FRACKENPOHL, Jana FRANKE, Hendrik HELMKE, Anna Maria REINGRUBER, Hansjoerg DIETRICH, Anu Bheemaiah MACHETTIRA, Elmar GATZWEILER, Christopher Hugh ROSINGER, Dirk SCHMUTZLER, Peter LUEMMEN
  • Patent number: 10568326
    Abstract: The present invention relates to novel 5-substituted imidazolylmethyl derivatives, to processes for preparing these compounds, to compositions comprising these compounds, and to the use thereof as biologically active compounds, especially for control of harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: November 14, 2018
    Date of Patent: February 25, 2020
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Sebastian Hoffmann, Hendrik Helmke, Peter Dahmen, Ulrike Wachendorff-Neumann, David Bernier, Ricarda Miller, Pierre-Yves Coqueron, Pierre Genix, Sven Wittrock, Jean-Pierre Vors, Philippe Kennel, Stephane Brunet, Sebastien Naud, Ruth Meissner