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).

  • Patent number: 5523409
    Abstract: Novel herbicides and plant growth regulants of the formula ##STR1## in which R.sup.1 represents hydrogen, alkyl, alkenyl, alkinyl, halogenoalkyl, halogenoalkenyl, halogenoalkinyl, alkoxyalkyl, alkoxy, cycloalkylalkyl or cycloalkyl, or represents in each case optionally substituted aralkyl or aryl,R.sup.2 represents a radical ##STR2## or represents a radical --S(O).sub.n --R.sup.7, R.sup.3 and R.sup.
    Type: Grant
    Filed: September 23, 1993
    Date of Patent: June 4, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Markus Lindig, Hans-Joachim Santel, Robert R. Schmidt, Klaus Lurssen, Harry Strang
  • Patent number: 5516749
    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, of 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 cyclocalkyl, cycloalkylalkyl, cycloalkenyl or cycloalkenylalkyl, or represents optionally substituted heterocyclyalkyl, or represents in each case optionally substituted aralkyl, aroyl, aryl, aralkyloxy or aryloxy, or represents alkoxy, alkenyloxy or alkinyloxy,R.sup.
    Type: Grant
    Filed: January 13, 1994
    Date of Patent: May 14, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Klaus Konig, Kurt Findeisen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt, Stefan Dutzmann
  • Patent number: 5508441
    Abstract: Herbicidal substituted thienylsulphonylureas of the formula ##STR1## in which R.sup.1 represents ethyl or n-propyl,R.sup.2 represents hydrogen or methyl,X and Y are identical or different and each represent hydrogen, hydroxyl, amino, cyano, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.1 -C.sub.4 -halogenoalkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -halogeno-alkoxy, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylamino or di-(C.sub.1 -C.sub.4 -alkyl)-amino andZ represents nitrogen, a CH group or a C-halogen group,and their salts.
    Type: Grant
    Filed: March 29, 1995
    Date of Patent: April 16, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst R. F. Gesing, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5488028
    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: December 28, 1993
    Date of Patent: January 30, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Klaus-Helmut Muller, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5474974
    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: April 28, 1994
    Date of Patent: December 12, 1995
    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: 5462913
    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 represents hydrogen (a) or the groups ##STR2## represents a metal ion equivalent or an ammonium ion, L and M represents oxygen and/or sulphur,R.sup.1 represents in each case optionally halogen-substituted alkyl, alkenyl, alkoxyalkyl, alkylthioalkyl, polyalkoxyalkyl or cycloalkyl, which can be interrupted by hetero atoms, optionally substituted phenyl, optionally substituted phenylalkyl, substituted hetaryl, substituted phenoxyalkyl or substituted hetaryloxyalkyl,R.sup.2 represents in each case optionally halogen-substituted alkyl, alkenyl, alkoxyalkyl, polyalkoxyalkyl or in each case optionally substituted phenyl or benzyl,R.sup.3, R.sup.
    Type: Grant
    Filed: October 21, 1993
    Date of Patent: October 31, 1995
    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: 5461149
    Abstract: Intermediates for herbicides, the intermediates having the formulas ##STR1## in which R.sup.1 represents alkyl having 3 to 4 carbon atoms or represents cyclopropyl,R.sup.3 and R.sup.4 independently of one another represent hydrogen, alkyl, aralkyl or arylQ represents NH.sub.z or ##STR2## and R.sup.1-1 represents alkyl.
    Type: Grant
    Filed: March 18, 1994
    Date of Patent: October 24, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Markus Lindig, Kurt Findeisen, Klaus-Helmut Muller, Hans-Joachim Santel, Robert R. Schmidt, Harry Strang, Dieter Feucht, Klaus Konig, Klaus Lurssen
  • Patent number: 5447904
    Abstract: The invention relates to new 3-aryl-triazine-2,4-diones of the general formula (I) ##STR1## in which Het represents a radical of the formula ##STR2## R.sup.1 represents hydrogen or halogen, R.sup.2 represents halogen, cyano or nitro andR.sup.3 represents a radical of the formula --X--R.sup.6 or --CO--X--R.sup.7, in whichR.sup.4 represents hydrogen, cyano, alkyl, alkenyl, alkinyl or halogenoalkyl,R.sup.5 represents alkyl, alkenyl or alkinyl,R.sup.6 represents hydrogen or optionally substituted alkyl,R.sup.7 represents hydrogen or optionally substituted alkyl,X represents oxygen or sulphur andZ represents oxygen or sulphur, to a process for their preparation, to new intermediates, and to their use as herbicides.
    Type: Grant
    Filed: August 17, 1993
    Date of Patent: September 5, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallner, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt, Renate Vosswinkel
  • Patent number: 5442074
    Abstract: Novel herbicidal fluorobenzothiazolyloxyacetamides of the formula ##STR1## in which R.sup.1 represents hydrogen or an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl and aralkyl,R.sup.2 represents an optionally substituted radical from the group consisting of alkyl, alkenyl, alkinyl, cycloalkyl, cycloalkenyl, aralkyl, aryl, alkoxy, alkenyloxy or alkinyloxy, orR.sup.1 and R.sup.2, together with the nitrogen atom to which they are bonded, form an optionally substituted, saturated or unsaturated nitrogen heterocycle which can contain further heteroatoms and to which a benzo group can be fused.
    Type: Grant
    Filed: June 9, 1994
    Date of Patent: August 15, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Heinz Forster, Klaus Wagner, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5441924
    Abstract: Substituted triazolinones of the formula ##STR1## wherein R.sup.1, R.sup.2, R.sup.3, R.sup.4, R.sup.5 and X having the meanings defined in the specification, are useful as herbicides.
    Type: Grant
    Filed: September 30, 1994
    Date of Patent: August 15, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Kurt Findeisen, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5439874
    Abstract: The invention relates to novel substituted bicyclo[3.1.0]hexanes of the formula ##STR1## in which R.sup.1 represents, e. g., hydroxyl or alkoxy,R.sup.2 to R.sup.8 represent, e. g., hydrogen or alkyl,R.sup.9 and R.sup.10 represent, e.g., methyl or methoxy,X represents, e.g., oxygen,Y represents, e.g., oxygen or sulphur andZ represents, e.g., CH or N,as well as salts of the free acid (R.sup.1 =OH) and their further functional derivatives, and furthermore to processes and novel intermediates for their preparation, and to their use as herbicides.In addition, a novel process is described for preparing certain 2-keto-bicyclo[3.1.0]hexanes, which are required as intermediates, starting from correspondingly substituted .alpha.,.beta.-unsaturated carbonyl compounds (of the methacrolein type) and .beta.-keto acid esters (of the acetoacetic acid ester type).
    Type: Grant
    Filed: July 21, 1993
    Date of Patent: August 8, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Mark W. Drewes, Rolf Kirsten, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5430006
    Abstract: Herbicidal substituted thienylsulphonylureas of the formula ##STR1## in which R.sup.1 represents ethyl or n-propyl,R.sup.2 represents hydrogen or methyl,X and Y are identical or different and each represent hydrogen, hydroxyl, amino, cyano, halogen, C.sub.1 -C.sub.4 -alkyl, C.sub.3 -C.sub.6 -cycloalkyl, C.sub.1 -C.sub.4 -halogenoalkyl, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkyl, C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -halogenoalkoxy, C.sub.1 -C.sub.4 -alkoxy-C.sub.1 -C.sub.4 -alkoxy, C.sub.1 -C.sub.4 -alkylthio, C.sub.1 -C.sub.4 -alkylamino or di-(C.sub.1 -C.sub.4 -alkyl)-amino andZ represents nitrogen, a CH group or a C-halogen group,and their salts.
    Type: Grant
    Filed: September 21, 1993
    Date of Patent: July 4, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ernst R. F. Gesing, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5399704
    Abstract: Herbicidal substituted 4,5-diamino-1,2,4-triazol-3-(thi)ones of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 and R.sup.5 each independently is hydrogen or an organic radical,X is 0 or S, andY is 0 or S.
    Type: Grant
    Filed: November 23, 1992
    Date of Patent: March 21, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Klaus-Helmut Muller, Kurt Findeisen, Michael Haug, Ulrich Heinemann, Joachim Kluth, Klaus Konig, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5395818
    Abstract: The invention relates to novel heterocyclyltriazolinones of the general formula (I) ##STR1## in which R.sup.1 represents hydrogen, hydroxyl, cyano or alkyl, alkenyl, alkinyl, cycloalkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, arylsulphonyl, amino or heterocyclyl, each of which is optionally substituted,R.sup.2 represents hydrogen, hydroxyl, mercapto, halogen or alkyl, alkenyl, alkinyl, cycloalkyl, alkoxy, alkylthio, alkylsulphinyl, alkylsulphonyl, arylalkyl, amino or heterocyclyl, each of which is optionally substituted, andHet represents an optionally substituted heterocycle of the formula ##STR2## in which X in each case represents oxygen, sulphur, an NH group or an N-alkyl group,a process for their preparation and their use as herbicides.
    Type: Grant
    Filed: July 2, 1993
    Date of Patent: March 7, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wilhelm Haas, Kurt Findeisen, Heinz Forster, Karl-Heinz Linker, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5393729
    Abstract: The invention relates to 3-aryl-pyrone derivatives of the general formula (I) ##STR1## in which the substituents are as defined in the specification. The compounds are useful as pesticides, herbicides and fungicides.
    Type: Grant
    Filed: September 3, 1993
    Date of Patent: February 28, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Andreas Krebs, Folker Lieb, Michael Ruther, Jorg Stetter, Christoph Erdelen, Ulrike Wachendorff-Neumann, Klaus Lurssen, Hans-Joachim Santel, Robert R. Schmidt
  • Patent number: 5389599
    Abstract: The invention relates to new substituted heterocyclyltriazinediones of the general formula (I) ##STR1## in which R.sup.1 represents hydrogen or an in each case optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl or cycloalkyl,R.sup.2 represents an in each case optionally substituted radical from the series comprising alkyl, alkenyl, alkinyl or cycloalkyl andHet represents an N-linked, optionally substituted unsaturated nitrogen-containing heterocycle which can optionally contain further hetero atoms,a plurality of processes for their preparation, and their use as herbicides and insecticides.
    Type: Grant
    Filed: December 8, 1992
    Date of Patent: February 14, 1995
    Assignee: Bayer Aktiengesellschaft
    Inventors: Otto Schallner, Klaus Lurssen, Robert R. Schmidt, Hans-Joachim Santel, Christoph Erdelen
  • Patent number: 5374605
    Abstract: The invention relates to isoxazolecarboxylic acid derivatives of the general formula (I) ##STR1## in which A represents alkanediyl,Q represents oxygen, sulphur, imino (NH) or alkylimino (N-alkyl),R.sup.1 represents an in each case optionally substituted radical from the series comprising alkyl, cycloalkyl or phenyl,R.sup.2 represents hydrogen, halogen or optionally substituted alkyl, andR.sup.3 represents in each case optionally substituted cyclohexyl or phenyl,with the exception of the compounds: N-benzyl-5-cyclopropyl-isoxazole-3-carboxamide N-(2-phenyl-ethyl)-5-methyl-isoxazole-3-carboxamide and N-benzyl-5-methyl-isoxazole-3-carboxamide, a process for their preparation, and their use as herbicides.
    Type: Grant
    Filed: January 8, 1993
    Date of Patent: December 20, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Werner Hallenbach, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5371065
    Abstract: Fungicidal and plant growth-regulating substituted azolylmethyloxiranes of the formula ##STR1## in which R.sup.1 stands for alkyl,R.sup.2 stands for alkyl,X stands for a nitrogen atom or the CH group,Y stands (or halogen, alkyl, cycloalkyl, alkoxy, alkylthio, halogenoalkyl, halogenoalkoxy, halogenoalkylthio, optionally substituted phenyl, optionally substituted phenoxy, optionally substituted phenylalkyl and/or optionally substituted phenylalkoxy andm stands for the numbers 0, 1, 2 or 3,and addition products thereof with acids and metal salts.
    Type: Grant
    Filed: February 2, 1989
    Date of Patent: December 6, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hans-Ludwig Elbe, Karl H. Buchel, Wilhelm Brandes, Stefan Dutzmann, Klaus Lurssen
  • Patent number: 5371062
    Abstract: The present invention relates to new substituted azines, of the general formula (I) ##STR1## in which n, Q.sup.1, Q.sup.2, Q.sup.3, R.sup.1, R.sup.2, R.sup.3, X, Y and Z have the meanings given in the description, to a plurality of processes for their preparation, and to their use as herbicides.
    Type: Grant
    Filed: April 1, 1993
    Date of Patent: December 6, 1994
    Assignee: Bayer Aktiengesellschaft
    Inventors: Roland Andreee, Mark W. Drewes, Hans-Joachim Santel, Klaus Lurssen, Robert R. Schmidt
  • Patent number: 5358924
    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, alkythioalkyl, 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 alkoxy,n 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: December 31, 1992
    Date of Patent: October 25, 1994
    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