Patents by Inventor Heinz Kehne

Heinz Kehne 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: 8298994
    Abstract: The invention relates to 1-(3-diazinyl)pyrazol-4-ylacetic acid derivatives of the general formula (I) and salts thereof in which Het, R1, R2, R3, R4, R5, R6 and n are as defined in the specification. The compounds (I) and their salts are suitable as herbicides and plant growth regulators, in particular as herbicides for the selective control of harmful plants in crops of useful plants, and can be prepared by processes as described in the specification.
    Type: Grant
    Filed: June 17, 2009
    Date of Patent: October 30, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Harald Jakobi, Arianna Martelletti, Joerg Tiebes, Jan Dittgen, Dieter Feucht, Isolde Haeuser-Hahn, Heinz Kehne, Christopher Hugh Rosinger
  • Patent number: 8252723
    Abstract: The invention relates to the use of compounds of the formula (I) or salts thereof in which R1, R2, R3, R4, R5, R6 and n are as defined in claim 1 as herbicides and plant growth regulators. The invention also relates to novel compounds of the formula (I) and salts thereof (see claim 5).
    Type: Grant
    Filed: December 27, 2007
    Date of Patent: August 28, 2012
    Assignee: Bayer CropScience AG
    Inventors: Harald Jakobi, Oswald Ort, Martin Hills, Heinz Kehne, Christopher Rosinger, Dieter Feucht
  • Publication number: 20120178927
    Abstract: The invention relates to novel cycloalkylphenyl-substituted cyclic ketoenols of the formula (I) in which J, X, Y, m and CKE are as defined above, to processes and intermediates for their preparation and to their use as pesticides and/or herbicides. Moreover, the invention relates to selective herbicidal compositions comprising, firstly, the cycloalkylphenyl-substituted cyclic ketoenols and, secondly, a crop plant compatibility-improving compound. The invention furthermore relates to increasing the activity of crop protection compositions comprising compounds of the formula (I) by adding ammonium or phosphonium salts and, if appropriate, penetrants.
    Type: Application
    Filed: July 12, 2011
    Publication date: July 12, 2012
    Applicant: Bayer CropScience AG
    Inventors: Reiner FISCHER, Thomas BRETSCHNEIDER, Stefan LEHR, Dieter FEUCHT, Eva-Maria FRANKEN, Olga MALSAM, Alfred ANGERMANN, Guido BOJACK, Christian ARNOLD, Martin Jeffery HILLS, Heinz KEHNE, Christopher Hugh ROSINGER
  • Patent number: 8216973
    Abstract: The invention relates to 2-[(1H-pyrazol-4-ylmethyl)-sulfonyl]-oxazole derivatives, chiral 2-[(1H-pyrazol-4-ylmethyl)-sulfinyl]-oxazole derivatives, and 2-[(1H-pyrazol-4-ylmethyl)-sulfanyl]-oxazole derivatives of general formula (I) and the salts thereof, methods for the production thereof, and the use thereof as herbicides and plant growth regulators, in particular as herbicides for selectively controlling weeds in plant crops.
    Type: Grant
    Filed: April 15, 2009
    Date of Patent: July 10, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Heinz Kehne, Hansjorg Dietrich, Dieter Feucht, Dirk Schmutzler, Isolde Hauser-Hahn, Christian Paulitz, Jan Dittgen, Arianna Marteletti, Christopher Hugh Rosinger
  • Patent number: 8188009
    Abstract: 4-(3-Aminobenzoyl)-5-cyclopropylisoxazoles of the formula (I) are described as herbicides. In this formula (I), A, X, Y and Z are radicals such as hydrogen, organic radicals such as alkyl, and other radicals such as halogen.
    Type: Grant
    Filed: March 19, 2009
    Date of Patent: May 29, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Heinz Kehne, Andreas Almsick, Hartmut Ahrens, Dieter Feucht, Ines Heinemann, Jan Dittgen, Martin Jeffrey Hills, Stefan Lehr, Christopher Hugh Rosinger
  • Patent number: 8178695
    Abstract: What is described are 4-(3-aminobenzoyl)-1,3-dimethylpyrazoles of the general formula (I) and their use as herbicides. In this general formula (I), R1 and R2 are radicals such as hydrogen and organic radicals, such as alkyl, alkenyl and alkynyl. Y is hydrogen or a protective group, such as tosyl.
    Type: Grant
    Filed: April 10, 2008
    Date of Patent: May 15, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Ines Heinemann, Andreas van Almsick, Lothar Willms, Monika Schmitt, Jan Dittgen, Martin Hills, Heinz Kehne, Christopher Rosinger, Dieter Feucht
  • Patent number: 8173697
    Abstract: The invention relates to new alkoxyalkyl-substituted cyclic ketoenols of the formula (I) in which A, B, D, G, W, X, Y and Z have the definitions indicated above, to a number of processes and intermediates for their preparation, and to their use as pesticides and/or herbicides and/or microbicides. The invention further provides selectively herbicidal, compositions which comprise alkoxyalkyl-substituted cyclic ketoenols on the one hand and a crop plant tolerance promoter compound on the other. The invention further relates to the boosting of the action of crop protection compositions comprising compounds of the formula (I) through the additions of ammonium salts or phosphonium salts and optionally penetration promoters.
    Type: Grant
    Filed: May 23, 2007
    Date of Patent: May 8, 2012
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Olga Malsam, Christian Arnold, Martin Jeffrey Hills, Heinz Kehne, Christopher Hugh Rosinger, Rolf Pontzen, Ulrich Görgens, Jan Dittgen
  • Patent number: 8168566
    Abstract: The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) in which A, D, G, W, X, Y and Z are as defined above, to a plurality of processes for the preparation and to their use as pesticides and/or herbicides and/or microbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) and a crop plant compatibility-improving compound.
    Type: Grant
    Filed: January 31, 2011
    Date of Patent: May 1, 2012
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Thomas Bretschneider, Ernst Rudolf F. Gesing, Dieter Feucht, Karl-Heinz Kuck, Peter Lösel, Olga Malsam, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Heinz Kehne
  • Patent number: 8168832
    Abstract: The invention relates to novel 2,4,6-trialkylphenyl-substituted cyclopentane-1,3-diones of the formula (I) in which X, Y, A, B, Q1, Q2 and G have the meanings given above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides, and also to selective herbicidal compositions comprising, firstly, the 2,4,6-trialkylphenyl-substituted cyclopentane-1,3-diones of the formula (I) and, secondly, at least one crop plant compatibility-improving compound.
    Type: Grant
    Filed: January 3, 2007
    Date of Patent: May 1, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Ulrich Görgens, Olga Malsam, Alfred Angermann, Guido Bojack, Alan Graff, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Heinz Kehne, Christopher Hugh Rosinger, Jan Dittgen
  • Publication number: 20120101287
    Abstract: The invention related to an optically active compound of formula (I) or a salt thereof: wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use as herbicides or plant growth regulators. The invention also relates to novel intermediates of formula (III), (V) and (XIII) as defined in the description.
    Type: Application
    Filed: December 28, 2011
    Publication date: April 26, 2012
    Applicant: Bayer CropScience AG
    Inventors: Hartmut Ahrens, Hansjöerg Dietrich, Klemens Minn, Thomas Auler, Hermann Bieringer, Martin Hills, Heinz Kehne, Hubert Menne
  • Patent number: 8153788
    Abstract: Compounds of the formula (I) or salts thereof, in which in which R1 is an optionally substituted amino group or analogous group, and R2 to R7 are each as described herein, are suitable as herbicides and crop growth regulators. The compounds (I) can be prepared by the processes described, via intermediates including novel intermediates for example of the formula (III).
    Type: Grant
    Filed: December 14, 2007
    Date of Patent: April 10, 2012
    Inventors: Hartmut Ahrens, Hansjörg Dietrich, Thomas Auler, Martin Hills, Heinz Kehne, Dieter Feucht, Stefan Herrmann, Kristian Kather, Stefan Lehr
  • Patent number: 8138119
    Abstract: The invention relates to novel alkoxyalkyl spirocyclic tetramic and tetronic acids of the formula (I), in which A, B, D, Q1, Q2, Q3, Q4, G, W, X, Y and Z are as defined above, to a plurality of processes and intermediates for their preparation and to their use as pesticides and/or herbicides and/or microbicides, and also to selective herbicidal compositions comprising, firstly, the alkoxyalkyl spirocyclic tetramic and tetronic acids and, secondly, at least one crop plant compatibility-improving compound.
    Type: Grant
    Filed: October 20, 2006
    Date of Patent: March 20, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Reiner Fischer, Oliver Gaertzen, Stefan Lehr, Dieter Feucht, Olga Malsam, Mark Wilhelm Drewes, Eva-Maria Franken, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Heinz Kehne, Chris Hugh Rosinger, Thomas Bretschneider, Guido Bojack, Jan Dittgen
  • Patent number: 8119566
    Abstract: The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) in which A, D, G, W, X, Y and Z are as defined above, to a plurality of processes for the preparation and to their use as pesticides and/or herbicides and/or microbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) and a crop plant compatibility-improving compound.
    Type: Grant
    Filed: August 2, 2004
    Date of Patent: February 21, 2012
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Thomas Bretschneider, Ernst Rudolf F. Gesing, Dieter Feucht, Karl-Heinz Kuck, Peter Lösel, Olga Malsam, Christian Arnold, Thomas Auler, Martin Jeffrey Hills, Heinz Kehne
  • Publication number: 20120040963
    Abstract: The present invention relates to novel 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) in which A, D, G, W, X, Y and Z are as defined above, to a plurality of processes for the preparation and to their use as pesticides and/or herbicides and/or microbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the 4-biphenyl-substituted pyrazolidine-3,5-dione derivatives of the formula (I) and a crop plant compatibility-improving compound.
    Type: Application
    Filed: January 31, 2011
    Publication date: February 16, 2012
    Applicant: Bayer CropScience AG
    Inventors: Reiner FISCHER, Thomas BRETSCHNEIDER, Ernst Rudolf F. GESING, Dieter FEUCHT, Karl-Heinz KUCK, Peter LÖSEL, Olga MALSAM, Christian ARNOLD, Thomas AULER, Martin Jeffrey HILLS, Heinz KEHNE
  • Patent number: 8114991
    Abstract: Amino-1,3,5-triazines N-substituted with chiral bicyclic radicals, process for their preparation, compositions thereof, and their use as herbicides and plant growth regulators. The invention relates to an optically active compound of formula (I) or a salt thereof: wherein the various symbols are as defined in the description, to processes for their preparation, to compositions thereof, and to their use as herbicides or plant growth regulators. The invention also relates to novel intermediates of formula (III), (V) and (XIII) as defined in the description.
    Type: Grant
    Filed: February 3, 2004
    Date of Patent: February 14, 2012
    Assignee: Bayer Cropscience AG
    Inventors: Hartmut Ahrens, Hansjörg Dietrich, Klemens Minn, Thomas Auler, Hermann Bieringer, Martin Hills, Heinz Kehne, Hubert Menne
  • Publication number: 20120015807
    Abstract: The present invention relates to novel trifluoromethoxyphenyl-substituted tetramic acid derivatives of the formula (I), in which J, X, Y, A, B, D and G have the meanings given above, to a number of processes for their preparation, and to their use as pesticides and/or herbicides. The invention further provides selective herbicidal compositions which comprise, firstly, trifluoromethoxyphenyl-substituted tetramic acid derivatives and, secondly, a crop plant compatibility-improving compound. The invention further relates to the boosting of the action of crop protection compositions comprising compounds of the formula (I) through the additions of ammonium salts or phosphonium salts and optionally penetrants.
    Type: Application
    Filed: October 13, 2007
    Publication date: January 19, 2012
    Applicant: Bayer CropScience AG
    Inventors: Reiner Fischer, Stefan Lehr, Christian Arnold, Thomas Auler, Jan Dittgen, Dieter Feucht, Eva-Maria Franken, Waltraud Hempel, Martin Jeffrey Hills, Heinz Kehne, Peter Losel, Olga Malsam, Christopher Hugh Rosinger, Erich Sanwald, Ulrich Gorgens, Stefan Antons, Wolfgang Ebenbeck, Axel Pleschke, Marielouise Schneider, Ralf Wischnat
  • Patent number: 8084398
    Abstract: Benzoylpyrazoles represented by the following formula (I), and use thereof as herbicides. R1 represents alkyl; R2 represents alkyl or cycloalkyl; R3 represents hydrogen, alkyl, alkenyl, alkynyl, aralkyl, alkylsulfonyl, optionally substituted phenylsulfonyl, acyl or acylalkyl; X represents halogen or alkyl; Y represents halogen; n represents 2 or 3, and T represents the above group T1 or T2, wherein R4 represents hydrogen, alkyl, alkoxy or alkylthio.
    Type: Grant
    Filed: October 2, 2007
    Date of Patent: December 27, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Shinichi Narabu, Yasushi Yoneta, Akihiko Yanagi, Shinichi Shirakura, Seiji Ukawa, Teruyuki Ichihara, Shin Nakamura, Martin Hills, Heinz Kehne, Jan Dittgen, Dieter Feucht, Christopher Rosinger
  • Patent number: 8067458
    Abstract: The invention relates to new alkoxyalkyl-substituted cyclic ketoenols of the formula (I) in which A, B, D, G, W, X and Y have the definitions indicated above, to processes and intermediates for their preparation, and to their use as pesticides and/or microbicides and/or herbicides. The invention further provides selectively herbicidal compositions which comprise alkoxyalkyl-substituted cyclic ketoenols on the one hand and a crop plant tolerance promoter compound on the other. The invention further relates to the boosting of the action of crop protection compositions comprising compounds of the formula (I) through the additions of ammonium salts or phosphonium salts and optionally penetration promoters.
    Type: Grant
    Filed: April 12, 2007
    Date of Patent: November 29, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Ulrich Görgens, Olga Malsam, Jan Dittgen, Martin Jeffrey Hills, Heinz Kehne, Christopher Hugh Rosinger
  • Publication number: 20110263424
    Abstract: The present invention relates to novel oxaspirocyclic spirophenyl-substituted tetramic acid and tetronic acid derivatives of the formula (I) in which W, X, Y, Z, A, B, D, Q1, Q2, and G have the meanings given above, to a plurality of processes for their preparation and to their use as pesticides and/or herbicides. The invention also provides selective herbicidal compositions comprising, firstly, oxaspirocyclic spirophenyl-substituted tetramic acid and tetronic acid derivatives and, secondly, a crop plant compatibility-improving compound. The invention furthermore relates to increasing the activity of crop protection compositions comprising compounds of the formula (I) by addition of ammonium salts or phosphonium salts and, if appropriate, penetrants.
    Type: Application
    Filed: July 22, 2008
    Publication date: October 27, 2011
    Applicant: Bayer CropScience AG
    Inventors: Thomas Bretschneider, Reiner Fischer, Gudrun Lange, Stefan Lehr, Christian Arnold, Dieter Feucht, Eva-Maria Franken, Martin Jeffrey Hills, Heinz Kehne, Olga Malsam, Christopher Hugh Rosinger, Jan Dittgen, Ulrich Gorgens, Isolde Hauser-Hahn
  • Patent number: 8039014
    Abstract: The invention relates to novel compounds of the formula (I) in which W, X, Y, Z, A, B, D, Q1, Q2 and G are as defined above, to a plurality of processes for their preparation and to their use as pesticides and/or herbicides and/or fungicides and also to selective herbicidal compositions comprising, firstly, the 3?-alkoxyspirocyclopentyl-substituted tetramic and tetronic acids of the formula (I) and, secondly, at least one crop plant compatibility-improving compound, and also to boosting the activity of crop protection compositions comprising active compounds from the class of the 3?-alkoxyspirocyclopentyl-substituted tetramic and tetronic acids of the formula (I) by adding ammonium salts and/or phosphonium salts or by adding ammonium salts and/or phosphonium salts and penetrants, to the corresponding compositions, to processes for their preparation and to their use in crop protection.
    Type: Grant
    Filed: December 11, 2006
    Date of Patent: October 18, 2011
    Assignee: Bayer Cropscience AG
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Eva-Maria Franken, Olga Malsam, Guido Bojack, Christian Arnold, Martin Jeffrey Hills, Heinz Kehne, Christopher Hugh Rosinger, Jan Dittgen