Patents by Inventor Rolf Pontzen

Rolf Pontzen 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).

  • Substituted phenyluracils
    Publication number: 20050288185
    Abstract: The invention relates to novel substituted phenyluracils of the formula (I) in which A, Q, R1, R2, R3, R4, R5 and R6 are as defined in the disclosure, to processes for their preparation and to their use as crop treatment agents.
    Type: Application
    Filed: May 16, 2003
    Publication date: December 29, 2005
    Inventors: Hans-Georg Schwarz, Roland Andree, Dorothee Hoischen, Karl-Heinz Linker, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • 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
  • Selective heteroaryloxy- acetamides-based herbicides
    Patent number: 6967188
    Abstract: The invention relates to novel herbicidal synergistic active compound combinations comprising heteroaryloxy-acetamides and known herbicidally active compounds and/or safeners described in the description and their use for the selective control of weeds in crops of various useful plants.
    Type: Grant
    Filed: May 9, 2001
    Date of Patent: November 22, 2005
    Assignee: Bayer Cropscience AG
    Inventors: Dieter Feucht, Peter Dahmen, Mark Wilhelm Drewes, Rolf Pontzen, Mathias Kremer
  • Substituted thiene-3-yl-sulfonyl amino(thio)carbonyl-triazolin(thi)ones
    Patent number: 6964939
    Abstract: The invention relates to novel substituted thien-3-yl-sulphonylamino(thio)carbonyl-triazolin(ethi)ones of the general formula (I) in which Q1, Q2, R1, R2, R3 and R4 are each as defined in the description, and to salts of the compounds according to formula (I), to processes and to novel intermediates for their preparation and to their use as herbicides.
    Type: Grant
    Filed: July 4, 2000
    Date of Patent: November 15, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Joachim Kluth, Klaus-Helmut Müller, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Substituted pyrazolo-pyrimidine-4-ones
    Publication number: 20050209251
    Abstract: The invention relates to compounds of the formula (I) in which Q, R1 and R2 are as defined in the description, to a process for the preparation and to their use as herbicides and/or nematicides.
    Type: Application
    Filed: April 22, 2003
    Publication date: September 22, 2005
    Inventors: Karl-Heinz Linker, Roland Andree, Dorothee Heischen, Hans-Georg Schwarz, Mark-Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Peter Losel
  • Herbicidal mixtures based on substituted aryl ketones
    Publication number: 20050192182
    Abstract: The application relates to compositions comprising a) at least one of the compounds of the formula (I) where A, R1, R2, R3 and R4 have the meaning given in the description and b) known herbicides as stated in the description and/or c) known safeners as stated in the description, and to their use for controlling undesirable vegetation.
    Type: Application
    Filed: August 19, 2002
    Publication date: September 1, 2005
    Inventors: Dieter Feucht, Peter Dahmen, Mark Drewes, Rolf Pontzen, Dorothee Hoischen, Klaus-Helmut Muller, Hans-Georg Schwarz, Stefan Herrmann, Kristian Kather, Otto Schallner, Toshio Goto, Shinichi Shirakura
  • 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 ARYL KETONES
    Publication number: 20050153958
    Abstract: The invention relates to novel aryl ketones of the formula (I) in which Z represents the groups and A1, A2, A3, R1, R2, R3, R4, R5, R6, R7, X, Y, and m are as defined in the disclosure, to their use as pesticides, in particular herbicides, and to processes and intermediates for their preparation.
    Type: Application
    Filed: February 21, 2003
    Publication date: July 14, 2005
    Inventors: Dorothee Hoischen, Stefan Herrmann, Kristian Kather, Klaus-Helmut Muller, Hans-Georg Schwarz, Otto Schallner, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Substituted thien-3-yl-sulphonylamino(thio)carbonyl-triazolin(ethi)ones
    Publication number: 20050130843
    Abstract: The invention relates to novel substituted thien-3-yl-sulphonylamino(thio)carbonyl-triazolin(ethi)ones of the general formula (I) in which Q1, Q2, R1, R2, R3 and R4 are each as defined in the description, and to salts of the compounds according to formula (I), to processes and to novel intermediates for their preparation and to their use as herbicides.
    Type: Application
    Filed: January 27, 2005
    Publication date: June 16, 2005
    Inventors: Ernst Gesing, Joachim Kluth, Klaus-Helmut Muller, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Phenyl-substituted 5,6-dihydropyrone derivatives for use as pesticides and herbicides
    Patent number: 6906007
    Abstract: The present invention relates to novel phenyl-substituted 5,6-dihydro-pyrone derivatives of the formula (I) in which W, X, Y, Z, G, A, B, Q1 and Q2 are each as defined in the description, to a plurality of processes for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: June 8, 2001
    Date of Patent: June 14, 2005
    Assignee: Bayer CropScience AG
    Inventors: Reiner Fischer, Alan Graff, Folker Lieb, Astrid Ullmann, Axel Trautwein, Ralf Wischnat, Udo Schneider, Mark Wilhelm Drewes, Christoph Erdelen, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Substituted thienyl(amino)sulphonylureas
    Publication number: 20050124496
    Abstract: The invention relates to novel substituted thienyl(amino)sulphonylureas of the general formula (I) in which A, Q, R1, R2, R3, R4 and R5 are each as defined in the description, to processes for their preparation and to their use as herbicides.
    Type: Application
    Filed: January 10, 2005
    Publication date: June 9, 2005
    Inventors: Ernst Rudolf Gesing, Joachim Kluth, Klaus-Helmut Muller, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Substituted aryl ketones
    Publication number: 20050119129
    Abstract: The invention relates to novel substituted aryl ketones of the formula (I) in which Z, X, R and n are as defined in the disclosure, to processes for their preparation and to their use as crop treatment agents, and to intermediates for preparing compounds of the formula (I).
    Type: Application
    Filed: February 12, 2003
    Publication date: June 2, 2005
    Inventors: Hans-Georg Schwarz, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Monika Schmitt
  • Substituted thienyl(amino)sulfonylureas
    Patent number: 6887831
    Abstract: The invention relates to novel substituted thienyl(amino)sulphonylureas of the general formula (I) in which A, Q, R1, R2, R3, R4 and R5 are each as defined in the description, to processes for their preparation and to their use as herbicides.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: May 3, 2005
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst Rudolf F. Gesing, Joachim Kluth, Klaus-Helmut Müller, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Herbicides based on substituted carboxylic acid anilides
    Publication number: 20050090396
    Abstract: The invention relates to novel herbicidal active compound combinations comprising known substituted carboxanilides of the formula (I) in which n, A, Ar, R1, R2, R3 and Z are as defined in the description on the disclosure, and one or more known herbicidally active compounds and/or, if appropriate, a compound that improves compatibility with crop plants. The invention further relates to the use of such compound combinations for controlling weeds in various crops of useful plants and for controlling monocotyledonous and dicotyledonous weeds in the semi- and nonselective field.
    Type: Application
    Filed: December 2, 2002
    Publication date: April 28, 2005
    Inventors: Dieter Feucht, Peter Dahmen, Mark Drewes, Rolf Pontzen, Roland Andree, Karl-Heinz Linker
  • Herbicides made from substituted aryl ketones
    Publication number: 20050090397
    Abstract: The application relates to compositions having a) at least one of the compounds of the formula (I) in which A, R1, R2, R3 and R4 have the meaning given in the disclosure and b) known herbicides, as stated in the disclosure, and/or c) known safeners, as stated in the disclosure, and to their use for controlling undesirable vegetation.
    Type: Application
    Filed: August 19, 2002
    Publication date: April 28, 2005
    Inventors: Dieter Feucht, Peter Dahmen, Mark Drewes, Rolf Pontzen, Dorothee Hoischen, Klaus-Helmut Muller, Hans-Georg Schwarz, Stefan Herrmann, Kristian Kather, Otto Schallner, Toshio Goto, Shinichi Shirakura
  • 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 pyrimidines
    Publication number: 20050065166
    Abstract: The invention relates to substituted pyrimidines of the general formula (I) in which n, R1, R2, R3 and Z are as defined in the disclosure, to their use as crop treatment agents, in particular as herbicides, and to processes for their preparation.
    Type: Application
    Filed: October 21, 2002
    Publication date: March 24, 2005
    Inventors: Ernst Gesing, Mark Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen
  • Selective herbicides based on substituted cyclic keto-enols and safeners
    Publication number: 20050054535
    Abstract: The present invention relates to selective herbicidal compositions comprising an effective amount of an active compound combination comprising (a) at least one substituted cyclic ketoenol of the formula (I) ?in which X, Z, W and Y and the group CKE are as defined in the disclosure, and (b) at least one compound which improves crop plant compatibility selected from the group of compounds listed in the description, particularly cloquintocet-mexyl and mefenpyr-diethyl. The invention further relates to the use of these compositions as herbicides and to a method for controlling undesirable vegetation using these compositions.
    Type: Application
    Filed: July 29, 2002
    Publication date: March 10, 2005
    Inventors: Reiner Fischer, Mark Drewes, Dieter Feucht, Peter Dahmen, Rolf Pontzen
  • 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
  • Substituted aryl ketones
    Patent number: 6864219
    Abstract: The invention relates to novel substituted aryl ketones of the general formula (I) wherein all variables are as defined in the specification, and to processes for their preparation, to intermediates and to the use of these compounds as herbicides.
    Type: Grant
    Filed: January 5, 2001
    Date of Patent: March 8, 2005
    Assignees: Bayer Aktiengesellschaft, Nihon Bayer Agrochem, K.K.
    Inventors: Otto Schallner, Stefan Lehr, Hans-Georg Schwarz, Klaus-Helmut Müller, Dorothee Hoischen, Mark Wilhelm Drewes, Peter Dahmen, Dieter Feucht, Rolf Pontzen, Akihiko Yanagi, Shinichi Narabu, Toshio Goto