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: 20190330192
    Abstract: The invention relates to substituted azolylpyrrolones and azolylhydantoines 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: October 31, 2019
    Inventors: Jens FRACKENPOHL, Hendrik HELMKE, Jana FRANKE, Anna Maria REINGRUBER, Anu Bheemaiah MACHETTIRA, Elmar GATZWEILER, Christopher Hugh ROSINGER, Dirk SCHMUTZLER, Hansjoerg DIETRICH, Peter LUEMMEN
  • Publication number: 20190174758
    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: October 4, 2016
    Publication date: June 13, 2019
    Inventors: Alfred ANGERMANN, Stefan LEHR, Reiner FISCHER, Guido BOJACK, Hendrik HELMKE, Dirk SCHMUTZLER, Hansjörg DIETRICH, Elmar GATZWEILER, Christopher Hugh ROSINGER
  • Publication number: 20190166840
    Abstract: Primarily, the present invention relates to certain substituted pyrazolinylpyrrolones and pyrazolinylhydantoins of the formula (I) defined below or salts thereof 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. Furthermore, the present invention relates to herbicidal and/or plant growth-regulating compositions comprising one or more compounds of formula (I) and to processes for preparing the compounds of the formula (I).
    Type: Application
    Filed: August 4, 2017
    Publication date: June 6, 2019
    Inventors: Jana FRANKE, Hendrik HELMKE, Jens FRACKENPOHL, Anu Bheemaiah MACHETTIRA, Hansjoerg DIETRICH, Christopher Hugh ROSINGER, Dirk SCHMUTZLER, Eimar GATZWEILER, Peter LUEMMEN
  • Publication number: 20190119298
    Abstract: The present invention relates to novel herbicidally effective fused 3-phenyltetramic acid derivatives according to the general formula (I) or agrochemically acceptable salts thereof, and to the use of these compounds for controlling weeds and weed grasses in crops of useful plants.
    Type: Application
    Filed: April 6, 2017
    Publication date: April 25, 2019
    Inventors: Franz FENKL, Hendrik HELMKE, Andreas REMBIAK, Alfred ANGERMANN, Stefan LEHR, Reiner FISCHER, Guido BOJACK, Hansjoerg DIETRICH, Elmar GATZWEILER, Christopher Hugh ROSINGER
  • Publication number: 20190082691
    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: Application
    Filed: November 14, 2018
    Publication date: March 21, 2019
    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
  • Patent number: 10231453
    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: March 29, 2016
    Date of Patent: March 19, 2019
    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
  • Publication number: 20180282275
    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, 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, where R3 is not equal to methyl if R1=methyl and R3 is not equal to C1-C3-alkyl if R1=H. The invention also 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: October 4, 2016
    Publication date: October 4, 2018
    Inventors: Alfred ANGERMANN, Stefan LEHR, Reiner FISCHER, Guido BOJACK, Hendrik HELMKE, Dirk SCHMUTZLER, Hansjörg DIETRICH, Elmar GATZWEILER, Christopher Hugh ROSINGER
  • Patent number: 10065926
    Abstract: The invention relates to the use of substituted dihydrooxindolylsulfonamides or salts thereof of the formula (I) where the radicals in the general formula (I) correspond to the definitions given in the description, for enhancing stress tolerance in plants to abiotic stress, and/or for increasing plant yield.
    Type: Grant
    Filed: October 2, 2014
    Date of Patent: September 4, 2018
    Assignee: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Jens Frackenpohl, Guido Bojack, Hendrik Helmke, Stefan Lehr, Thomas Mueller, Lothar Willms, Jan Dittgen, Dirk Schmutzler, Udo Bickers, Harry Strek, Rachel Baltz
  • Publication number: 20180206491
    Abstract: The invention relates to substituted cyclic aryl- and heteroarylcarbonyl hydrazides of the general formula (I) or salts thereof where the radicals of the formula (I) are each as defined in the description for enhancing stress tolerance in plants to abiotic stress, and for enhancing plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 12, 2016
    Publication date: July 26, 2018
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Marco BRUENJES, Hendrik HELMKE, Stefen LEHR, Isabelle ADELT, Jan DITTGEN, Udo BICKERS, Martin Jeffrey HILLS, Dirk SCHMUTZLER, Ines HEINEMANN, Juan Pedro RUIZ-SANTAELLA MORENO
  • Publication number: 20180206495
    Abstract: Substituted aryl- and heteroarylcarbonyl hydrazides The invention relates to substituted aryl- and heteroarylcarbonyl hydrazides of the general formula (I) or salts thereof where the radicals of the formula (I) are each as defined in the description for enhancing stress tolerance in plants to abiotic stress, and for enhancing plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 14, 2016
    Publication date: July 26, 2018
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Marco BRÜNJES, Hendrik HELMKE, Isabelle ADELT, Stefan LEHR, Peter BRÜCHNER, Jan DITTGEN, Dirk SCHMUTZLER, Ines HEINEMANN, Udo BICKERS, Martin Jeffrey HILLS, Juan Pedro RUIZ-SANTAELLA, Harry STREK, Philippe DESBORDES
  • Publication number: 20180206498
    Abstract: The invention relates to substituted heteroaryl carboxylic acid hydrazides of general formula (I) or salts thereof, wherein the groups of formula (I) have the definitions stated in the description, for increasing the stress tolerance in plants with respect to abiotic stress, and also for strengthening plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 14, 2016
    Publication date: July 26, 2018
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Marco BRUENJES, Hendrik HELMKE, Stefan LEHR, Peter BRUECHNER, Joerg TIEBES, Marc MOSRIN, Jan DITTGEN, Dirk SCHMUTZLER, Philippe DESBORDES
  • Publication number: 20180199575
    Abstract: The invention relates to substituted oxotetrahydroquinolinylphosphin- and -phosphonamides of the general formula (I) and salts thereof where the radicals of the formula (I) are each as defined in the description for enhancing stress tolerance in plants to abiotic stress, and for enhancing plant growth and/or for increasing plant yield.
    Type: Application
    Filed: July 12, 2016
    Publication date: July 19, 2018
    Inventors: Hendrik HELMKE, Jens FRACKENPOHL, Jana FRANKE, Guido BOJACK, Jan DITTGEN, Dirk SCHMUTZLER, Udo BICKERS, Fabien POREE, Franziska ROTH, Jean-Pierre VORS, Pierre GENIX
  • Publication number: 20180170872
    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: Application
    Filed: June 20, 2016
    Publication date: June 21, 2018
    Inventors: ALFRED ANGERMANN, STEFAN LEHR, HENDRIK HELMKE, REINER FISCHER, GUIDO BOJACK, CHRISTOPHER HUGH ROSINGER, ELMAR GATZWEILER, HANSJÖRG DIETRICH
  • Publication number: 20180084780
    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: Application
    Filed: March 29, 2016
    Publication date: March 29, 2018
    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
  • Publication number: 20180020662
    Abstract: Substituted 1-cycloalkyl-2-oxotetrahydroquinolin-6-ylsulfonamides or salts thereof as active ingredients to counter abiotic plant stress The invention relates to substituted 1-cycloalkyl-2-oxotetrahydroquinolin-6-ylsulfonamides of the general formula (I) and salts thereof where the R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11, R12, R13, R14, W, X and Y radicals and the index n are each as defined in the description, to processes for preparation thereof and to the use thereof for enhancing stress tolerance in plants with respect to abiotic stress, and/or for increasing plant yield.
    Type: Application
    Filed: February 9, 2016
    Publication date: January 25, 2018
    Inventors: JENS FRACKENPOHL, GUIDO BOJACK, HENDRIK HELMKE, LOTHAR WILLMS, STEFAN LEHR, THOMAS MUELLER, JAN DITTGEN, DIRK SCHMUTZLER, RACHEL BALTZ, UDO BICKERS
  • Publication number: 20170027172
    Abstract: The invention relates to the use of substituted oxotetrahydroquinolinylsulfonamides or salts thereof where the radicals in the general formula (I) correspond to the definitions given in the description, for enhancing stress tolerance in plants to abiotic stress, and/or for increasing plant yield.
    Type: Application
    Filed: April 7, 2015
    Publication date: February 2, 2017
    Inventors: Jens FRACKENPOHL, Guido BOJACK, Hendrik HELMKE, Stefan LEHR, Thomas MÜLLER, Lothar WILLMS, Hansjörg DIETRICH, Dirk SCHMUTZLER, Rachel BALTZ, Udo BICKERS
  • Publication number: 20160237035
    Abstract: The invention relates to the use of substituted dihydrooxindolylsulfonamides or salts thereof of the formula (I) where the radicals in the general formula (I) correspond to the definitions given in the description, for enhancing stress tolerance in plants to abiotic stress, and/or for increasing plant yield.
    Type: Application
    Filed: October 2, 2014
    Publication date: August 18, 2016
    Inventors: Jens FRACKENPOHL, GUIDO BOJACK, HENDRIK HELMKE, STEFAN LEHR, THOMAS MUELLER, LOTHAR WILLMS, JAN DITTGEN, DIRK SCHMUTZLER, UDO BICKERS, HARRY STREK, RACHEL BALTZ
  • Patent number: 9314026
    Abstract: Heterocyclylpyri(mi)dinylpyrazole of the formula (I), in which R1 to R5, X1, U, Q, W, a, b and n have the meanings given in the description, and agrochemically active salts, to their use and to methods and compositions for controlling phytopathogenic harmful fungi in and/or on plants or in and/or on seed of plants and for reducing mycotoxins in plants and parts of the plants, to processes for preparing such compounds and compositions and treated seed and also to their use for controlling phytopathogenic harmful fungi in agriculture, horticulture, forestry, in animal husbandry, in the protection of materials, in the domestic and hygiene field and for the reduction of mycotoxins in plants and parts of the plants.
    Type: Grant
    Filed: October 4, 2012
    Date of Patent: April 19, 2016
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Alexander Sudau, Hendrik Helmke, Stefan Hillebrand, Amos Mattes, Lars Rodefeld, Pierre Wasnaire, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann, Philippe Desbordes, Anne-Sophie Rebstock
  • Patent number: 9241487
    Abstract: The present invention relates to novel substituted pyrimidine derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection and in the protection of materials and as plant growth regulators.
    Type: Grant
    Filed: November 28, 2011
    Date of Patent: January 26, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Carl Friedrich Nising, Graham Holmwood, Hendrik Helmke, Gorka Peris, Tomoki Tsuchiya, Alexander Sudau, Jürgen Benting, Peter Dahmen, Ulrike Wachendorff-Neumann
  • Patent number: 9198429
    Abstract: The present invention related to novel heterocyclic alkanol derivatives, to processes for preparing these compounds, to compositions comprising these compounds and to their use as biologically active compounds, in particular for controlling harmful microorganisms in crop protection in the protection of materials and as plat growth regulations.
    Type: Grant
    Filed: November 23, 2012
    Date of Patent: December 1, 2015
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Sebastian Hoffmann, Hendrik Helmke, Gorka Peris, Friedrich Carl Nising, Tomoki Tsuchiya, Alexander Sudau, Jürgen Benting, David Bernier