Patents by Inventor Klaus Lurssen

Klaus Lurssen 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: 20120172225
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of the compound 2-(2-trifluoromethoxy-phenylsulphonylarninocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Application
    Filed: March 13, 2012
    Publication date: July 5, 2012
    Applicant: Arysta LifeScience North America, LLC
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Publication number: 20100120622
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of the compound 2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Application
    Filed: December 11, 2009
    Publication date: May 13, 2010
    Applicant: Arysta LifeScience North America, LLC
    Inventors: DIETER FEUCHT, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Patent number: 7651978
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of the compound 2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Grant
    Filed: March 21, 2003
    Date of Patent: January 26, 2010
    Assignee: Arysta LifeScience North America, LLC
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Publication number: 20040063585
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of the compound 2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) 1
    Type: Application
    Filed: March 21, 2003
    Publication date: April 1, 2004
    Applicant: Arvesta Corporation
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lurssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Muller
  • Patent number: 6562760
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of flucarbazone, i.e., the compound 2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Grant
    Filed: May 14, 2001
    Date of Patent: May 13, 2003
    Assignee: Arvesta Corporation
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Patent number: 6395684
    Abstract: The present invention relates to selective-herbicidal compositions, characterized in that they contain an effective amount of the compound 2-(2-methoxycarbonyl-phenylsulphonylaminocarbonyl)-4-methyl-5-propoxy-2,4-dihydro-3H-1,2,4-triazol-3-one of the formula (I) and/or of salts of the compound of the formula (I), and to the use of these compositions for the selective control of weeds in crops of cereals, in particular crops of wheat, and to methods for the selective control of weeds in crops of cereals by applying the compositions together with surfactants and/or customary extenders.
    Type: Grant
    Filed: April 27, 2001
    Date of Patent: May 28, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Dieter Feucht, Hans-Joachim Santel, Klaus Lürssen, Ingo Wetcholowsky, Peter Dahmen, Klaus-Helmut Müller
  • Patent number: 6221810
    Abstract: There are provided new 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives of the formula (I) in which A and B are identical or different and independently of one another in each case represent hydrogen, alkyl, alkenyl, alkynyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl or optionally substituted aryl or A and B together represent the bivalent radical of a saturated or unsaturated, optionally substituted, mono-, bi-, tri- or polycyclic system, X represents alkyl, halogen or alkoxy, Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl, Z represents alkyl, halogen or alkoxy, n represents a number 0, 1, 2 or 3, G represents hydrogen (a) or the groups —CO—R1 (b ), —SO2—R3 (d), or E (g), in which E represents a metal ion equivalent or an ammonium ion, L and M represents oxygen and/or sulphur, and R1, R2, R3, R4, R5, R6 and R7 have the meaning given in the text of the application.
    Type: Grant
    Filed: March 31, 1998
    Date of Patent: April 24, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Böhm, Andreas Krebs, Thomas Schenke, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wilhelm Stendel
  • Patent number: 5869681
    Abstract: Herbicidal sulphonylaminocarbonyltriazolinones having substituents bonded via oxygen of the formula ##STR1## in which R.sup.1 represents hydrogen, amino, or an optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, aralkyl, aryl, alkylamino, cycloalkylamino or dialkylamino radical,R.sup.2 represents an optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl or aryl radical, andR.sup.3 represents an optionally substituted alkyl, aralkyl, aryl or heteroaryl radical,and salts thereof, with the exception of the compounds:2-(2-methoxycarbonyl-phenylsulphonylaminocarbonyl)-4-methyl-5-methoxy-2,4-d ihydro-3H-1,2,4-triazol-3-one,2-(2-trifluoromethoxy-phenylsulphonylaminocarbonyl)-4-cyclopropyl-5-methoxy -2,4-dihydro-3H-1,2,4-triazol-3-one,2-(2-difluoromethoxy-phenylsulphonylaminocarbonyl)-4-cyclobutyl-5-ethoxy-2, 4-dihydro-3H-1,2,4-triazol-3-one, and2-(2-methoxycarbonyl-phenylsulphonylaminocarbonyl)-4-ethyl-5-ethoxy-2,4-dih ydro-3H-1,2,4-triazol-3-one.
    Type: Grant
    Filed: June 24, 1997
    Date of Patent: February 9, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Klaus Konig, Joachim Kluth, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5811374
    Abstract: New 3-arylpyrrolidine-2,4-dione derivatives of the formula (I): ##STR1## in which the variables A, B, E, R, X, Y, Z and n are set forth in the specification, are useful as insecticides, acaricides, and herbicides.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: September 22, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz-Jurgen Bertram, Reiner Fischer, Bernd-Wieland Kruger, Christoph Erdelen, Klaus Lurssen, Robert R. Schmidt, Hans-Joachim Santel
  • Patent number: 5780394
    Abstract: There are provided new 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives of the formula (I) ##STR1## in which A and B are identical or different and independently of one another in each case represent hydrogen, alkyl, alkenyl, alkynyl, alkoxyalkyl, alkylthioalkyl, cycloalkyl or optionally substituted aryl orA and B together represent the bivalent radical of a saturated or unsaturated, optionally substituted, mono-, bi-, tri- or polycyclic system,X represents alkyl, halogen or alkoxy,Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl,Z represents alkyl, halogen or alkoxyn represents a number 0, 1, 2 or 3,G represents hydrogen (a) or the groups ##STR2## in which E represents a metal ion equivalent or an ammonium ion,L and M represents oxygen and/or sulphur,and R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5, R.sup.6 and R.sup.7 have the meaning given in the text of the application.
    Type: Grant
    Filed: January 23, 1997
    Date of Patent: July 14, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm, Andreas Krebs, Thomas Schenke, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wilhelm Stendel
  • Patent number: 5750718
    Abstract: Novel triazolinone intermediates, for novel herbicidal sulphonylaminocarbonyltriazolines having substituents which are bonded via sulphur, of the formula ##STR1## in which n is O, and or 2, and R1' and R2' are as defined herein.
    Type: Grant
    Filed: October 11, 1996
    Date of Patent: May 12, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Peter Babczinski, Hans-Joachim Santel, Robert R. Schmidt, Kurt Findeisen, Markus Lindig, Klaus Lurssen, Harry Strang
  • Patent number: 5739389
    Abstract: There are provided an aryl carboxylic acid derivatives of the formula (XVIa) ##STR1## Aryl carboxylic acid derivatives of the formula (XVIa) have a particularly pronounced activity against animal pests, in particular against insects and arachnids, and against weeds.
    Type: Grant
    Filed: December 30, 1996
    Date of Patent: April 14, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm, Andreas Krebs, Thomas Schenke, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wilhelm Stendel
  • Patent number: 5693663
    Abstract: The invention relates to substituted bicyclic 3-aryl-pyrrilidine-2,4-dione derivatives of the formula ##STR1## wherein Q and A form a substituted 4- to 6-membered ring. These compounds have utility as pesticides.
    Type: Grant
    Filed: August 20, 1996
    Date of Patent: December 2, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans Joachim Santel, Robert R. Schmidt, Ulrike Wachendorff-Neumann, Christoph Erdelen, Thomas Bretschneider, Reiner Fischer, Hermann Hagemann, Bernd-Wieland Kruger, Klaus Lurssen
  • Patent number: 5677449
    Abstract: The invention relates to new 1-H-3-aryl-pyrrolidine-2,4-dione derivatives of the formula (I) ##STR1## in which A and B together with the carbon atom to which they are bonded represent a substituted cycle,X represents alkyl, halogen or alkoxy,Y represents hydrogen, alkyl, halogen, alkoxy or halogenoalkyl,Z represents alkyl, halogen or alkoxy,n represents 0, 1, 2 or 3,G is defined in the claims,to processes for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: October 14, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Thomas Bretschneider, Bernd-Wieland Kruger, Christoph Erdelen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Ulrike Wachendorff-Neumann, Wilhelm Stendel
  • Patent number: 5672713
    Abstract: Herbicidal and fungicidal substituted triazolinones of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, halogenoalkinyl, alkoxyalkyl, cycloalkyl or cycloalkylalkyl, or represents tetrahydrofuranyl or tetrahydrofuranylalkyl, or represents in each case optionally substituted aralkyl or aryl,R.sup.2 represents hydrogen, alkyl, alkenyl, alkinyl halogenoalkyl, halogenoalkenyl, halogenoalkinyl, cyanoalkyl, hydroxyalkyl, alkoxyalkyl, aryloxyalkyl, alkoxycarbonylalkyl, alkoxycarbonylalkenyl, alkylaminoalkyl or dialkylaminoalkyl, or represents in each case optionally substituted cycloalkyl, cycloalkylalkyl, cycloalkenyl or cycloalkenylalkyl, or represents optionally substituted heterocyclylalkyl, or represents in each case optionally substituted aralkyl, aroyl, aryl, aralkyloxy or aryloxy, or represents alkoxy, alkenyloxy of alkinyloxy,R.sup.
    Type: Grant
    Filed: March 1, 1996
    Date of Patent: September 30, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Klaus Konig, Kurt Findeisen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Stefan Dutzmann
  • Patent number: 5661110
    Abstract: There are provided new 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives of the formula (I) ##STR1## The new 3-hydroxy-4-aryl-5-oxo-pyrazoline derivatives of the formula (I) have a particularly pronounced activity against animal pests, in particular against insects and arachnids, and against weeds.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 26, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd-Wieland Kruger, Reiner Fischer, Heinz-Jurgen Bertram, Thomas Bretschneider, Stefan Bohm, Andreas Krebs, Thomas Schenke, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Christoph Erdelen, Ulrike Wachendorff-Neumann, Wilhelm Stendel
  • Patent number: 5652372
    Abstract: Herbicidal 5-alkoxy-1,2,4-triazol-3-(thi)ones of the gerneral formula ##STR1## (in which the radicals R.sup.1, R.sup.2, R.sup.
    Type: Grant
    Filed: April 25, 1996
    Date of Patent: July 29, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Klaus Konig, Joachim Kluth, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5616536
    Abstract: There are provided substituted 3-aryl-pyrrolidine-2,4-dione derivatives of the formula (I) ##STR1## The new compounds (I) have highly pronounced insecticidal, acaricidal and herbicidal properties.
    Type: Grant
    Filed: June 3, 1996
    Date of Patent: April 1, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Bernd-Wieland Kruger, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5554761
    Abstract: Herbicidal sulphonylaminocarbonyltriazolinones having two substituents bonded via oxygen, of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl and aralkyl,R.sup.2 represents an optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl and aralkyl, andR.sup.3 represents an optionally substituted radical from the series comprising alkyl, aralkyl, aryl and heteroaryl,and their salts.
    Type: Grant
    Filed: October 19, 1995
    Date of Patent: September 10, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Klaus-Helmut Muller, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5534486
    Abstract: Herbicidal sulphonylaminocarbonyltriazolinones having substituents bonded via oxygen of the formula ##STR1## in which R.sup.1 represents hydrogen, amino, or an optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, aralkyl, aryl, alkylamino, cycloalklamino or dialkylamino radical,R.sup.2 represents an optionally substituted alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl or aryl radical, andR.sup.
    Type: Grant
    Filed: February 6, 1995
    Date of Patent: July 9, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Klaus Konig, Joachim Kluth, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt