Patents by Inventor Stefan Lehr

Stefan Lehr 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).

  • Herbicide Combinations Comprising Special Ketoenoles
    Publication number: 20080167188
    Abstract: The invention provides herbicide combinations comprising an effective amount of components (A) and (B), where component (A) is one or more of the ketoenols listed in the description and (B) is one or more herbicides from the group of the known herbicides also listed in the description. The invention also relates to the use of the combinations for controlling unwanted vegetation and to the corresponding method for controlling weeds.
    Type: Application
    Filed: August 20, 2005
    Publication date: July 10, 2008
    Inventors: Reiner Fischer, Dieter Feucht, Stefan Lehr, Hans Philipp Huff, Erwin Hacker, Guido Bojack
  • 3-Phenyl substituted 3-substituted-4ketolactams and ketolactones
    Patent number: 7329634
    Abstract: The invention relates to novel 3-phenyl-substituted, 3-substituted 4-ketolactams and -lactones of the formula (I) in which Q, W, X, Y, A, B and G are as defined in the disclosure, to processes and intermediates for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: January 7, 2004
    Date of Patent: February 12, 2008
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Stefan Lehr, Thomas Bretschneider, Mark Wilhelm Drewes, Dieter Feucht, Jörg Konze, Olga Malsam, Karl-Heinz Kuck, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne
  • 2-Ethyl-4,6-Dimethyl-Phenyl-Substituted Spirocyclic Tetramic Acid Derivatives
    Publication number: 20070298969
    Abstract: The invention relates to novel 2-ethyl-4,6-dimethylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) in which A, B and G are as defined 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-ethyl-4,6-dimethylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) (where G may also be hydrogen) and secondly at least one crop plant compatibility-improving compound.
    Type: Application
    Filed: November 9, 2004
    Publication date: December 27, 2007
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFF
    Inventors: Reiner Fischer, Stefan Lehr, Mark Drewes, Christoph Erdelen, Angelika Lubos-Erdelen, Dieter Feucht, Jorg Konze, Peter Losel, Olga Malsam, Guido Bojack, Christian Arnold, Thomas Auler, Martin Hills, Heinz Kehne, Christopher Rosinger
  • 2,4,6-Phenyl-Substituted Cyclic Ketoenols
    Publication number: 20070298968
    Abstract: The invention relates to novel 2,4,6-phenyl-substituted cyclic ketoenols of the formula (I), in which CKE, W, X and Y are as defined 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-phenyl-substituted cyclic ketoenols and secondly at least one compound which improves crop plant tolerance.
    Type: Application
    Filed: March 11, 2005
    Publication date: December 27, 2007
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Thomas Bretschneider, Reiner Fischer, Oliver Gaertzen, Klaus Kunz, Stefan Lehr, Dieter Feucht, Peter Losel, Olga Malsam, Guido Bojack, Christian Arnold, Thomas Auler, Martin Hills, Heinz Kehne, Chris Rosinger
  • Cis-Alkoxyspiro-Substituted Tetramic Acid Derivatives
    Publication number: 20070244007
    Abstract: The invention relates to novel cis-alkoxyspiro-substituted tetramic acid derivatives of the formula (I), in which A, G, 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 also to selective herbicidal compositions comprising firstly cis-alkoxyspiro-substituted tetramic acid derivatives and secondly a crop plant compatibility-improving compound.
    Type: Application
    Filed: December 29, 2004
    Publication date: October 18, 2007
    Applicant: BAYER CROPSCIENCE AG
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Peter Losel, Olga Malsam, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne, Christopher Rosinger
  • Substituted benzoylpyrazoles
    Patent number: 7279444
    Abstract: The invention relates to novel substituted benzoylpyrazoles of the formula (I), in which n, A, R1, R2, R3, R4, Y, and Z are as defined herein, and also to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: January 30, 2004
    Date of Patent: October 9, 2007
    Assignee: Bayer CropScience GmbH
    Inventors: Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Heinz-Jürgen Wroblowsky, Mark Wilhelm Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky
  • 2-Ethyl-4,6-Dimethyl-Phenyl-Substituted Tetramic Acid Derivatives as Pest Control Agents and/or Herbicides
    Publication number: 20070225167
    Abstract: The invention relates to a novel 2-ethyl-4,6-dimethylphenyl-substituted tetramic acid derivatives of the formula (I) in which A, B, D and G are as defined above, to a plurality of processes and intermediates for the preparation and to their use as pesticides and/or herbicides, and also to selective herbicidal compositions comprising firstly 2-ethyl-4,6-dimethylphenyl-substituted tetramic acid derivatives of the formula (I) or (I-a?) and secondly at least one crop plant compatibility-improving compound.
    Type: Application
    Filed: November 9, 2004
    Publication date: September 27, 2007
    Applicant: Bayer Cropscience Aktiengesellschaft
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Peter Losel, Olga Malsam, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne, Christopher Rosinger
  • 2-Halo-6-Alkylphenyl-Substituted Tetramic Acid Derivatives
    Publication number: 20070225170
    Abstract: The invention relates to novel 2-halo-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) in which A, B, D, G, 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 also to selective herbicidal compositions comprising firstly the 2-halo-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) and secondly at least one crop plant compatibility-improving compound.
    Type: Application
    Filed: November 4, 2004
    Publication date: September 27, 2007
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Reiner Fischer, Stefan Lehr, Dieter Feucht, Peter Losel, Olga Malsam, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne, Christopher Rosinger
  • Substituted benzoylcyclohexane diones for use as herbicides
    Patent number: 7244692
    Abstract: The invention relates to novel substituted benzoylcyclohexanediones of formula (I) in which A1 represents a single bond or represents alkanediyl (alkylene) having 1 to 3 carbon atoms, A2 represents alkanediyl (alkylene) having 1 to 3 carbon atoms, and R1, R2, R3, R4 and R5 are each as defined in the disclosure, and to novel intermediates, to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: September 20, 2004
    Date of Patent: July 17, 2007
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Müller, Hans-Georg Schwarz, Stefan Lehr, Otto Schallner, Dorothee Hoischen, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • 2-Halo-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives
    Publication number: 20070129252
    Abstract: The invention relates to novel 2-halo-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) in which A, B, G, 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 also to selective herbicidal compositions comprising firstly the 2-halo-6-alkylphenyl-substituted spirocyclic tetramic acid derivatives of the formula (I) and secondly at least one crop plant compatibility-improving compound.
    Type: Application
    Filed: November 4, 2004
    Publication date: June 7, 2007
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Reiner Fischer, Stefan Lehr, Mark Drewes, Dieter Feucht, Peter Losel, Olga Malsam, Guido Bojack, Christian Arnold, Thomas Auler, Martin Hills, Heinz Kehne, Christopher Rosinger
  • Hetaryl-substituted pyrazolidindione derivatives with pesticidal characteristics
    Publication number: 20070066488
    Abstract: The present invention relates to hetaryl-substituted pyrazolidine derivatives of the formula (I) in which Het, A, D and G are as defined above, to a plurality of processes for their preparation and to their use as pesticides and/or herbicides. Moreover, the invention relates to selective herbicidal compositions comprising both the hetaryl-substituted pyrazolidinedione derivatives and a crop plant compatibility-improving compound.
    Type: Application
    Filed: July 12, 2004
    Publication date: March 22, 2007
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Reiner Fischer, Lutz Assmann, Stefan Lehr, Mark Drewes, Dieter Feucht, Olga Malsam, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne, Christian Arnold
  • 2,4,6-Phenyl substituted cyclic ketoenols
    Publication number: 20070015664
    Abstract: The present invention relates to novel 2,4,6-phenyl-substituted cyclic ketoenols of the formula (I) in which W, X, Y and CKE have the meanings given in the disclosure, to a plurality of processes for their preparation and to their use as pesticides and/or herbicides. The invention further relates to selectively herbicidal compositions containing 2,4,6-phenyl-substituted cyclic ketoenols and a compound which improves crop plant tolerance.
    Type: Application
    Filed: March 2, 2004
    Publication date: January 18, 2007
    Inventors: Reiner Fischer, Klaus Kunz, Stefan Lehr, Michael Ruther, Udo Schneider, Markus Dollinger, Mark Drewes, Dieter Feucht, Jorg Konze, Ulrike Wachendorff-Neumann, Guido Bojack, Thomas Auler, Martin Hills, Thomas Bretschneider, Olga Malsam, Christoph Erdelen, Angelika Lubos-Erdelen
  • N-Heterocycl phenyl-substituted cyclic ketoenols
    Publication number: 20060166829
    Abstract: The invention relates to novel N-heterocyclylphenyl-substituted cyclic ketoenols of the formula (I) in which CKE, 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. Moreover, the invention relates to selective herbicidal compositions comprising firstly the N-heterocyclylphenyl-substituted cyclic ketoenols and secondly a compound which improves crop plant tolerance.
    Type: Application
    Filed: June 7, 2004
    Publication date: July 27, 2006
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Reiner Fischer, Astrid Ullmann, Thomas Bretschneider, Stefan Lehr, Klaus Kunz, Jorg Konze, Olga Malsam, Mark Drewes, Dieter Feucht, Karl-Heinz Kuck, Ulrike Wachendorff-Neumann, Wahed Moradi, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne
  • Selective herbicides based on substituted cyclic dicarbonyl compounds and safeners
    Publication number: 20060160703
    Abstract: The present invention relates to selective herbicidal compositions that comprise an effective amount of an active compound combination comprising (a) a substituted cyclic dicarbonyl compound of the formula (I) in which W, X, and Y are as defined in the description and CDC represents one of the dicarbonyl radicals mentioned in the disclosure, and (b) at least one crop plant compatibility-improving compound from the group of compounds stated in the disclosure, particularly cloquintocet-mexyl and mefenpyr-diethyl. The invention further relates to the use of these compositions as selective herbicides and to a method for controlling unwanted vegetation using these compositions.
    Type: Application
    Filed: January 7, 2004
    Publication date: July 20, 2006
    Inventors: Dieter Feucht, Reiner Fischer, Stefan Lehr, Guido Bojack, Thomas Auler, Martin Hills, Chris Rosinger, Lothar Willms, Frank Ziemer
  • 2,4-Dihalogen-6-(c2-c3alkyl)-phenyl substituted tetramic acid derivatives
    Publication number: 20060160847
    Abstract: The invention relates to novel 2,4-dihalo-6-(C2-C3-alkyl)phenyl-substituted tetramic acid derivatives of the formula (I), in which A, B, D, G, X, Y and Z are as defined in the disclosure, 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 the 2,4-dihalo-6-(C2-C3-alkyl)phenyl-substituted tetramic acid derivatives and a crop plant compatibility-improving compound.
    Type: Application
    Filed: January 7, 2004
    Publication date: July 20, 2006
    Inventors: Reiner Fischer, Stefan Lehr, Udo Schneider, Markus Dollinger, Mark Drewes, Dieter Feucht, Peter Losel, Olga Maisam, Ulrike Wachendorff-Neumann, Ingo Wetcholowsky, Guido Bojack, Randy Myers, Thomas Auler, Martin Hills, Hermann Hagemann, Heinz Kehne, Christopher Rosinger, Christoph Erdelen, Angelika Lubos-Erdelen
  • 3-Phenyl substituted 3-substituted-4ketolactams and ketolactones
    Publication number: 20060094773
    Abstract: The invention relates to novel 3-phenyl-substituted, 3-substituted 4-ketolactams and -lactones of the formula (I) in which Q, W, X, Y, A, B and G are as defined in the disclosure, to processes and intermediates for their preparation and to their use as pesticides and herbicides.
    Type: Application
    Filed: January 7, 2004
    Publication date: May 4, 2006
    Inventors: Reiner Fischer, Stefan Lehr, Thomas Bretschneider, Mark Drewes, Dieter Feucht, Jorg Konze, Olga Malsam, Karl-Heinz Kuck, Guido Bojack, Thomas Auler, Martin Hills, Heinz Kehne
  • Substituted benzoylcyclohexenones
    Patent number: 6969697
    Abstract: The invention relates to novel substituted benzoylcyclohexenones of the formula (I), in which n, A, R1, R2, R3, R4, Y and Z are each as defined in the description, and also to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: March 1, 2001
    Date of Patent: November 29, 2005
    Assignees: Bayer Aktiengesellschaft, Nihon Bayer Agrochem K. K.
    Inventors: Klaus-Helmut Müller, Hans-Georg Schwarz, Stefan Herrmann, Dorothee Hoischen, Stefan Lehr, Otto Schallner, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Akihiko Yanagi, Shinichi Narabu, Toshio Goto, Seishi Ito, Chieko Ueno
  • Substituted benzoylcyclohexandiones
    Patent number: 6924251
    Abstract: The invention relates to novel substituted benzoylcyclohexanediones of the general formula (I), in which m, n, A, R1, R2, R3, R4 and Z are each as defined in the description, and also to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: July 13, 1999
    Date of Patent: August 2, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Georg Schwarz, Klaus-Helmut Müller, Stefan Lehr, Otto Schallner, Mark Wilhelm Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky, Heinz-Jürgen Wroblowsky
  • Substituted benzoylisoxazoles and the use thereof as herbicides
    Publication number: 20050079979
    Abstract: The invention relates to novel substituted benzoylisoxazoles of the general formula (I), in which n, A, R1, R2, R3, R4, and Z are defined herein, and to processes for their preparation and to their use as herbicides.
    Type: Application
    Filed: September 30, 2004
    Publication date: April 14, 2005
    Inventors: Klaus-Helmut Muller, Stefan Lehr, Otto Schallner, Hans-Georg Schwarz, Heinz-Jurgen Wroblowsky, Mark Drewes, Dieter Feucht, Rolf Pontzen, Ingo Wetcholowsky
  • Substituted benzoylcyclohexane diones for use as herbicides
    Publication number: 20050054534
    Abstract: The invention relates to novel substituted benzoylcyclohexanediones of formula (I) in which A1 represents a single bond or represents alkanediyl (alkylene) having 1 to 3 carbon atoms, A2 represents alkanediyl (alkylene) having 1 to 3 carbon atoms, and R1, R2, R3, R4 and R5 are each as defined in the disclosure, and to novel intermediates, to processes for their preparation and to their use as herbicides.
    Type: Application
    Filed: September 20, 2004
    Publication date: March 10, 2005
    Inventors: Klaus-Helmut Muller, Hans-Georg Schwarz, Stefan Lehr, Otto Schallner, Dorothee Hoischen, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen