Patents by Inventor Stefan Schnatterer

Stefan Schnatterer 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: 11390589
    Abstract: The invention relates to substituted phenylpyrimidines of general formula (I), to their agrochemically acceptable salts (I), and to the use thereof in the field of plant protection.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: July 19, 2022
    Assignee: BAYER Aktiengesellschaft
    Inventors: Hartmut Ahrens, Birgit Kuhn, Stefan Schnatterer, Dirk Schmutzler, Hansjoerg Dietrich, Anu Bheemaiah Machettira, Elisabeth Asmus, Elmar Gatzweiler
  • Patent number: 9512088
    Abstract: Process for the selective N-sulfonylation of oxindoles, in particular process for the N-sulfonylation of 3-triazinyloxindoles, and also N-sulfonyl-substituted 3-triazinyloxindoles and the use of N-sulfonyl-substituted oxindoles and of N-sulfonyl-substituted 3-triazinyloxindoles as intermediates for the synthesis of fine chemicals and of active ingredients in the field of pharmacy and agriculture, and also the use of these compounds as active ingredients in the field of agriculture.
    Type: Grant
    Filed: January 22, 2015
    Date of Patent: December 6, 2016
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Gunter Karig, Mark James Ford, Konrad Siegel, Stefan Schnatterer
  • Patent number: 9084425
    Abstract: The invention describes compounds of formula (I), processes for preparing the compounds and methods of using the compounds as herbicides for the control of harmful plants or as plant growth regulators.
    Type: Grant
    Filed: July 11, 2012
    Date of Patent: July 21, 2015
    Assignee: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Marc Mosrin, Harald Jakobi, Alfred Angermann, Elmar Gatzweiler, Isolde Häuser-Hahn, Ines Heinemann, Christopher Hugh Rosinger, Stefan Lehr, Stefan Schnatterer
  • Patent number: 9049863
    Abstract: Compounds of the formula (I) or salts thereof, in each case in the optically active (3R,4R)-threo form, in which R1 is hydrogen or a hydrolysable radical, and (R2)n, (R3)m, n and m are as defined in formula (I) according to claim 1, where the stereochemical configuration at the carbon atom in position 3 of the butanoic acid derivative has a stereochemical purity of from 60 to 100% (R), preferably 70 to 100% (R), or more preferably 80 to 100% (R), in particular 90 to 100% (R), based on a mixture of threo enantiomers present, and the stereochemical configuration at the carbon atom in position 4 of the butanoic acid derivative has a stereochemical purity of from 60 to 100% (R), preferably 70 to 100% (R), more preferably 80 to 100% (R), in particular 90 to 100% (R), based on a mixture of threo enantiomers present, are suitable for use as herbicides and growth regulators, in particular for the selective use in plant crops, and can be prepared by the process of claim 9.
    Type: Grant
    Filed: March 12, 2012
    Date of Patent: June 9, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Harald Jakobi, Marc Mosrin, Elmar Gatzweiler, Isolde Häuser-Hahn, Ines Heinemann, Christopher Hugh Rosinger, Alfred Angermann, Michael Gerhard Hoffmann, Stefan Schnatterer, Hans-Joachim Zeiβ
  • Patent number: 8969553
    Abstract: Process for the selective N-sulfonylation of oxindoles, in particular process for the N-sulfonylation of 3-triazinyloxindoles, and also N-sulfonyl-substituted 3-triazinyloxindoles and the use of N-sulfonyl-substituted oxindoles and of N-sulfonyl-substituted 3-triazinyloxindoles as intermediates for the synthesis of fine chemicals and of active ingredients in the field of pharmacy and agriculture, and also the use of these compounds as active ingredients in the field of agriculture.
    Type: Grant
    Filed: December 19, 2011
    Date of Patent: March 3, 2015
    Assignee: Bayer Intellectual Property GmbH
    Inventors: Gunter Karig, Mark James Ford, Konrad Siegel, Stefan Schnatterer
  • Publication number: 20140235446
    Abstract: The compounds of the formula (I) in which L represents a radical of the formula and A1, B1 and A2 and B2 are as defined in Claim 1, are suitable as herbicides for the control of harmful plants or as plant growth regulators. The compounds can be prepared by the process of Claim 12.
    Type: Application
    Filed: July 11, 2012
    Publication date: August 21, 2014
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Marc Mosrin, Harald Jakobi, Alfred Angermann, Elmar Gatzweiler, Isolde Häuser-Hahn, Ines Heinemann, Christopher Hugh Rosinger, Stefan Lehr, Stefan Schnatterer
  • Publication number: 20140194291
    Abstract: Substituted (3R,4R)-4-cyano-3,4-diphenylbutanoates, processes for their preparation and their use as herbicides and plant growth regulators Compounds of the formula (I) or salts thereof and salts thereof, in each case in the optically active (3R,4R)-threo form, R1 is hydrogen or a hydrolyzable radical, and (R2)n, (R3)m, n and m are as defined in formula (I) according to claim 1, where the stereochemical configuration at the carbon atom in position 3 of the butanoic acid derivative has a stereochemical purity of 60 to 100% (R), preferably 70 to 100% (R), more preferably 80 to 100% (R), in particular 90 to 100% (R), based on the mixture of threo enantiomers present, and the stereochemical configuration at the carbon atom in position 4 of the butanoic acid derivative has a stereochemical purity of 60 to 100% (R), preferably 70 to 100% (R), more preferably 80 to 100% (R), in particular 90 to 100% (R), based on the mixture of threo enantiomers present, are suitable for use as herbicides and growth regulat
    Type: Application
    Filed: March 12, 2012
    Publication date: July 10, 2014
    Inventors: Harald Jakobi, Marc Mosrin, Elmar Gatzweiler, Isolde Häuser-Hahn, Ines Heinemann, Christopher Hugh Rosinger, Alfred Angermann, Michael Gerhard Hoffmann, Stefan Schnatterer, Hans-Joachim Zeiß
  • Publication number: 20140087945
    Abstract: Compounds of the formula (I) or salts thereof, in which R1 is H or a hydrolyzable radical, (R2)n is n substituents R2, where R2 independently of the others is Hal, CN, NO2, (C1-C8)-alkyl, (C1-C8)-alkoxy, (C1-C8)-alkylthio, (C1-C8)-alkylsulfinyl, (C1-C8)-alkylsulfonyl, (C1-C6)-haloalkyl, (C1-C6)-haloalkoxy, (C1-C6)-haloalkylthio, (C1-C6)-haloalkylsulfinyl, (C1-C6)-haloalkylsulfonyl, (C2-C6)-alkenyl, (C2-C6)-alkynyl, tri-[(C1-C4)-alkyl]-silyl or tri-[(C1-C4)-alkyl]-silyl-(C1-C4)-alkyl or where in each case two groups R2 located ortho at the ring together are —Z1-A*-Z2, in which A* is (C1-C4)-alkylene, which is optionally substituted by radicals from the group consisting of halogen, (C1-C4)-alkyl, (C1-C4)-haloalkyl, (C1-C4)-alkoxy and (C1-C4)-haloalkoxy, Z1, Z2 are each a direct bond, O or S and where the group —Z1-A*-Z2 together with the carbon atoms, attached to the group, of the phenyl ring form a fused-on 5- or 6-membered ring, and n is 0, 1, 2, 3, 4 or 5, excluding the compound in which R1 is met
    Type: Application
    Filed: March 12, 2012
    Publication date: March 27, 2014
    Applicant: Bayer Intellectual Property GmbH
    Inventors: Harald Jakobi, Marc Mosrin, Elmar Gatzweiler, Isolde Häuser-Hahn, Ines Heinemann, Christopher Hugh Rosinger, Stefan Schnatterer
  • Publication number: 20140005388
    Abstract: Process for the selective N-sulfonylation of oxindoles, in particular process for the N-sulfonylation of 3-triazinyloxindoles, and also N-sulfonyl-substituted 3-triazinyloxindoles and the use of N-sulfonyl-substituted oxindoles and of N-sulfonyl-substituted 3-triazinyloxindoles as intermediates for the synthesis of fine chemicals and of active ingredients in the field of pharmacy and agriculture, and also the use of these compounds as active ingredients in the field of agriculture.
    Type: Application
    Filed: December 19, 2011
    Publication date: January 2, 2014
    Applicant: BAYER INTELLECTUAL PROPERTY GMBH
    Inventors: Gunter Karig, Mark James Ford, Konrad Siegel, Stefan Schnatterer
  • Patent number: 8513260
    Abstract: Pyrazin-2-ylpyrazoles of formula (I) in which X, R1, R2, R3, R4, and R5 are as defined in the description are described, as is the use thereof as insecticides and/or parasiticides, the preparation thereof, and compositions which comprise such pyrazin-2-ylpyrazoles.
    Type: Grant
    Filed: May 28, 2010
    Date of Patent: August 20, 2013
    Assignee: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Jens Frackenpohl, Achim Hense, Simon Maechling, Stefan Schnatterer, Robert Velten, Stefan Werner, Angela Becker, Olga Malsam, Eva-Maria Franken, Arnd Voerste, Ulrich Görgens, Peter Lümmen
  • Publication number: 20120190687
    Abstract: Pyrazin-2-ylpyrazoles are described, as is the use thereof as insecticides and/or parasiticides. Additionally described are processes for preparation thereof, and compositions which comprise such pyrazin-2-ylpyrazoles.
    Type: Application
    Filed: May 19, 2010
    Publication date: July 26, 2012
    Inventors: Hans-Georg Schwarz, Jens Frackenpohl, Achim Hense, Simon Maechling, Stefan Schnatterer, Robert Velten, Stefan Werner, Angela Becker, Olga Malsam, Eva-Maria Franken, Arnd Voerste, Ulrich Görgens, Peter Lümmen
  • Patent number: 8158559
    Abstract: The present invention relates to a herbicide combination comprising components (A) and (B) where (A) denotes one or more compounds or salts thereof from the group described by the general formula (I): in which R1 is halogen, preferably fluorine or chlorine, R2 is hydrogen and R3 is hydroxyl or R2 and R3 together with the carbon atom to which they are attached are a carbonyl group C?O and R4 is hydrogen or methyl; and (B) denotes one or more herbicides from the group of the pyrimidines consisting of: (B1-1) ancymidol, (B1-2) flurprimidol, (B1-3) pyrimisulfan, (B2-1) bispyribac-sodium, (B2-2) pyribenzoxim, (B2-3) pyriminobac-methyl, (B2-4) pyribambenz-isopropyl, (B2-5) pyribambenz-propyl, (B3-1) pyriftalid, (B3-2) pyrithiobac-sodium, (B4-1) benzfendizone, (B4-2) bromacil, (B4-3) butafenacil, (B4-4) lenacil, (B4-5) terbacil, (B4-6) SYN-523, (B4-7) saflufenacil.
    Type: Grant
    Filed: March 22, 2011
    Date of Patent: April 17, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Erwin Hacker, Christian Waldraff, Christopher Hugh Rosinger, Chieko Ueno, Georg Bonfig-Picard, Stefan Schnatterer, Shinichi Shirakura
  • Patent number: 8124642
    Abstract: The invention relates to 5-(substituted dithio- or dioxy-alkylamino)pyrazole derivatives of formula (I) or salts thereof: wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use for the control of pests (including arthropods and helminths).
    Type: Grant
    Filed: March 23, 2009
    Date of Patent: February 28, 2012
    Assignee: Merial Limited
    Inventors: David Chou, Werner Knauf, Michael Maier, Friederike Lochhaas, Stefan Schnatterer, Karl Seeger
  • Publication number: 20110172100
    Abstract: The present invention relates to a herbicide combination comprising components (A) and (B) where (A) denotes one or more compounds or salts thereof from the group described by the general formula (I): in which R1 is halogen, preferably fluorine or chlorine, R2 is hydrogen and R3 is hydroxyl or R2 and R3 together with the carbon atom to which they are attached are a carbonyl group C?O and R4 is hydrogen or methyl; and (B) denotes one or more herbicides from the group of the pyrimidines consisting of: (B1-1) ancymidol, (B1-2) flurprimidol, (B1-3) pyrimisulfan, (B2-1) bispyribac-sodium, (B2-2) pyribenzoxim, (B2-3) pyriminobac-methyl, (B2-4) pyribambenz-isopropyl, (B2-5) pyribambenz-propyl, (B3-1) pyriftalid, (B3-2) pyrithiobac-sodium, (B4-1) benzfendizone, (B4-2) bromacil, (B4-3) butafenacil, (B4-4) lenacil, (B4-5) terbacil, (B4-6) SYN-523, (B4-7) saflufenacil.
    Type: Application
    Filed: March 22, 2011
    Publication date: July 14, 2011
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Erwin Hacker, Christian Waldraff, Christopher Hugh Rosinger, Chieko Ueno, Georg Bonfig-Picard, Stefan Schnatterer, Shinichi Shirakura
  • Patent number: 7879897
    Abstract: The invention relates to 5-sub-stituted-oxyalkylaminopyrazole derivatives of the formula or salts thereof wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use for the control of pests including arthropods and helminths.
    Type: Grant
    Filed: August 21, 2004
    Date of Patent: February 1, 2011
    Assignee: Merial Limited
    Inventors: David Teh-Wei Chou, Stefan Schnatterer, Werner Knauf, Karl Seeger
  • Publication number: 20110021539
    Abstract: Pyrazin-2-ylpyrazoles are described, as is the use thereof as insecticides and/or parasiticides. Additionally described are processes for preparation thereof, and compositions which comprise such pyrazin-2-ylpyrazoles.
    Type: Application
    Filed: May 28, 2010
    Publication date: January 27, 2011
    Applicant: Bayer CropScience AG
    Inventors: Hans-Georg Schwarz, Jens Frackenpohl, Achim Hense, Simon Maechling, Stefan Schnatterer, Robert Velten, Stefan Werner, Angela Becker, Olga Malsam, Eva-Maria Franken, Arnd Voerste, Ulrich Görgens, Peter Lümmen
  • Patent number: 7872038
    Abstract: The invention relates to 1-(2,4,6-trisubstituted-phenyl)-5-amino-4-substituted-pyrazole derivatives of formula (I) or salts thereof wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use for the control of pests (including arthropods and helminths).
    Type: Grant
    Filed: February 25, 2005
    Date of Patent: January 18, 2011
    Assignee: Merial Limited
    Inventors: Stefan Schnatterer, David Teh-Wei Chou, Werner Knauf, Daniela Jans, Karl Seeger
  • Patent number: 7834003
    Abstract: The invention relates to 5-Aminopyrazole derivatives of formula (I) or salts thereof, a process for their preparation, to compositions thereof and to their use for the control of pests, including arthropods and helminths.
    Type: Grant
    Filed: June 7, 2007
    Date of Patent: November 16, 2010
    Assignee: Merial Limited
    Inventors: Stefan Schnatterer, Michael Maier, Friederike Petry, Werner Knauf, Karl Seeger
  • Patent number: 7820709
    Abstract: The invention relates to polar 5-aminopyrazole carbamate derivatives of formula (I) or salts thereof: (I), wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use for the control of pests (including arthropods and helminths).
    Type: Grant
    Filed: December 22, 2006
    Date of Patent: October 26, 2010
    Assignee: Merial Limited
    Inventors: Stefan Schnatterer, Michael Maier, Friederike Lochhaas, Werner Knauf, Karl Seeger
  • Publication number: 20100234226
    Abstract: The present invention relates to an herbicide combination comprising components (A) and (B), where (A) denotes one or more compounds or salts thereof from the group described by the general formula (I): in which R1 is a halogen; R2 is hydrogen; and R3 is hydroxyl, or R2 and R3 together with the carbon atom to which they are attached are a carbonyl group C?O; and R4 is hydrogen or methyl, and (B) denotes one or more herbicides which do not belong to the group of the dimethoxytriazinyl-substituted difluoromethanesulfonylanilides.
    Type: Application
    Filed: August 13, 2009
    Publication date: September 16, 2010
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Erwin Hacker, Christian Waldraff, Christopher Hugh Rosinger, Chieko Ueno, Georg Bonfig-Picard, Stefan Schnatterer, Shinichi Shirakura