Patents by Inventor Norbert Mencke

Norbert Mencke 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: 6355615
    Abstract: The invention relates to novel deoxycyclodepsipeptides which are prepared from cyclodepsipeptides having 24 ring members which are constructed from alternating &agr;-aminocarboxylic acids and &agr;-hydroxycarboxylic acids, by complete or partial chemoselective reduction of the carbonyl groups of the amide function to give methylene groups using suitable reduction processes, and to mixtures and derivatives thereof. The deoxycyclodepsipeptides according to the invention have anthelmintic activity.
    Type: Grant
    Filed: November 29, 1999
    Date of Patent: March 12, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hubert Dyker, Jürgen Scherkenbeck, Achim Harder, Norbert Mencke, Georg von Samson-Himmelstjerna
  • Patent number: 6335325
    Abstract: The present application relates to novel acylated 4-amino-pyridine derivatives in which R1, R2, R3, R4, A, X1, X2, m and n are as defined in the description, to process for their separation and to their use for controlling animal pests and as fungicides.
    Type: Grant
    Filed: May 9, 2000
    Date of Patent: January 1, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Bretschneider, Markus Heil, Bernd Alig, Gerd Kleefeld, Christoph Erdelen, Andreas Turberg, Norbert Mencke
  • Patent number: 6329338
    Abstract: Novel derivatives of PF1022 substance, which are cyclodepsipeptides represented by the general formula (I) shown below or their salts are useful as anthelmintic agent for prevention or treatment of parasitic infections.
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: December 11, 2001
    Assignees: Meiji Seika Kaisha, Ltd., Bayer Aktiengesellschaft
    Inventors: Osamu Sakanaka, Yumiko Okada, Makoto Ohyama, Maki Matsumoto, Masaaki Takahashi, Yasushi Murai, Katsuharu Iinuma, Achim Harder, Norbert Mencke, Gerhard Bonse, Peter Jeschke
  • Patent number: 6316486
    Abstract: The present invention relates to new compounds of the formula (I) in which X represents halogen, Y represents halogen or alkyl and Z represents halogen or alkyl, with the proviso that always one of the radicals Y and Z represents halogen while the other represents alkyl, and Het represents one of the groups in which A, B, D and G have the meanings given in the description, to a plurality of processes for their preparation and to their use as pesticides and herbicides.
    Type: Grant
    Filed: October 31, 1997
    Date of Patent: November 13, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Peter Dahmen, Markus Dollinger, Hans-Joachim Santel, Alan Graff, Wolfram Andersch, Norbert Mencke, Andreas Turberg
  • Patent number: 6306872
    Abstract: The present invention relates to 6-substituted 1,2,4a,5a,8a,8b-hexahydro- and 1,2,3,4,4a,5a,8a,8b-octahydro-6H-pyrrolo[3′,4′:4,5]furo[3,2-b]pyrid-8(7H)-one derivatives of the general formula (I) and their salts in which the radicals R1, R2, R3, R4, B and A are each as defined in the description, to processes for their preparation and to their use for controlling endoparasites.
    Type: Grant
    Filed: November 10, 1999
    Date of Patent: October 23, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Achim Harder, Norbert Mencke, Georg von Samson-Himmelstjerna
  • Patent number: 6291492
    Abstract: The invention relates to new 3-aryl-alkenyl-1,2,4 -oxadiazole derivatives of the formula (I) in which R1, R2, R3, R4, R5, R6, Y, m and n have the meanings given in the description, to a plurality of processes for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: July 11, 1996
    Date of Patent: September 18, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Ulrike Wachendorff-Neumann, Christoph Erdelen, Norbert Mencke, Andreas Turberg
  • Patent number: 6291472
    Abstract: The present invention relates to the use of 4a, 5a, 8a, 8b-tetrahydro-6H-pyrrolo[3′,4′:4,5]furo[3,2-b]pyridine-6,8(7H)-dione derivatives of the general formula (I) and salts thereof, in which the radicals R1 to R5 have the meaning given in the description, and to novel 4a, 5a, 8a, 8b-tetrahydro-6H-pyrrolo[3′,4′:4,5]furo[3,2-b]pyridine-6,8(7H)-dione derivatives and processes for their preparation.
    Type: Grant
    Filed: May 22, 2000
    Date of Patent: September 18, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Achim Harder, Norbert Mencke
  • Patent number: 6274613
    Abstract: The invention relates to novel cyclic imines of the formula (I) in which Ar1 and Ar2 each represent substituted phenyl and n represents 1, to a process for their preparation and to their use as pesticides.
    Type: Grant
    Filed: May 11, 1999
    Date of Patent: August 14, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Andrew Plant, Gerd Kleefeld, Thorsten Pötter, Christoph Erdelen, Norbert Mencke, Andreas Turberg, Ulrike Wachendorff-Neumann
  • Patent number: 6265537
    Abstract: The present invention relates to cyclic thiodepsipeptides, in particular 18 to 24-membered cyclothiodepsipeptides, their endoparasitical compositions, and methods of making and using the same.
    Type: Grant
    Filed: September 27, 1999
    Date of Patent: July 24, 2001
    Assignees: Bayer Aktiengesellschaft, Meiji Seika Kaisha, Ltd.
    Inventors: Peter Jeschke, Achim Harder, Georg von Samson-Himmelstjerna, Norbert Mencke, Gerhard Bonse, Katsuharu Iinuma, Osamu Sakanaka
  • Patent number: 6265430
    Abstract: The invention relates to new 3-thiocarbarnoylpyrazole derivatives of the formula (I) in which Ar represents in each case optionally substituted phenyl or pyridyl, R1 represents H2N—CS— and R2 and R3 are as defined in the description, to a plurality of processes for their preparation and to their use as pesticides.
    Type: Grant
    Filed: May 6, 1999
    Date of Patent: July 24, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Alig, Achim Bertsch, Dietmar Bielefeldt, Norbert Lui, Albrecht Marhold, Christoph Erdelen, Wolfram Andersch, Andreas Turberg, Norbert Mencke
  • Publication number: 20010007876
    Abstract: The invention relates to new 3-thiocarbamoylpyrazole derivatives of the formula (I) 1
    Type: Application
    Filed: May 6, 1999
    Publication date: July 12, 2001
    Inventors: BERND ALIG, ACHIM BERTSCH, DIETMAR BIELEFELDT, NORBERT LUI, ALBRECHT MARHOLD, CHRISTOPH ERDELEN, WOLFRAM ANDERSCH, ANDREAS TURBERG, NORBERT MENCKE
  • Patent number: 6258957
    Abstract: The present invention relates to the use of partly known N-aryl-1,2,4-triazolin-5-ones of the formula (I) in which A, R1, R2, R3, R4 and R5 are each as defined in the description for controlling animal pests.
    Type: Grant
    Filed: December 2, 1997
    Date of Patent: July 10, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl-Heinz Linker, Kurt Findeisen, Wilhelm Haas, Andreas Lender, Klaus-Helmut Müller, Otto Schallner, Christoph Erdelen, Andreas Turberg, Norbert Mencke
  • Patent number: 6255328
    Abstract: The invention relates to novel substituted thiazolines of the formula (I) in which Ar1 and Ar2 each represent independently of one another optionally substituted phenyl, processes for their preparation, and their use for controlling animal pests.
    Type: Grant
    Filed: June 19, 1998
    Date of Patent: July 3, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Bernd Alig, Udo Kraatz, Wolfgang Krämer, Reinhard Lantzsch, Albrecht Marhold, Christoph Erdelen, Ulrike Wachendorff-Neumann, Andreas Turberg, Norbert Mencke
  • Patent number: 6251833
    Abstract: The present invention relates to novel 2-aryl-3-hydroxy-&Dgr;2-cyclopentene-1-one derivatives of the formula (I) in which A, B, D1, D2, G, W, X, Y and Z are each as defined in the description, to processes for their preparation and to their use as herbicides and pesticides.
    Type: Grant
    Filed: August 31, 1999
    Date of Patent: June 26, 2001
    Inventors: Christoph Erdelen, Ulrike Wachendorff-Neumann, Reiner Fischer, Alan Graff, Norbert Mencke, Andreas Turberg
  • Patent number: 6211214
    Abstract: The present invention relates to novel biphenyl ether-oxazolines of the formula (I) in which X, Y, Z, R1, R2, A, m and n have the meaning given in the description, to processes for their preparation and to their use for controlling animal pests, and two novel intermediate products.
    Type: Grant
    Filed: May 12, 1998
    Date of Patent: April 3, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfgang Krämer, Udo Kraatz, Christoph Erdelen, Ulrike Wachendorff-Neumann, Andreas Turberg, Norbert Mencke
  • Patent number: 6172093
    Abstract: New pesticidal substituted biphenytoxazolines of the formula (I) in which A, B, X, m and n have the meanings stated in the description, and new intermediates therefor.
    Type: Grant
    Filed: August 4, 1995
    Date of Patent: January 9, 2001
    Assignees: Bayer Aktiengesellschaft, Yashima Chemical Industry Co., LTD
    Inventors: Reinhard Lantzsch, Albrecht Marhold, Wolfgang Kr{umlaut over (a)}mer, Christoph Erdelen, Ulrike Wachendorff-Neumann, Andreas Turberg, Norbert Mencke
  • Patent number: 6159932
    Abstract: The present invention relates to mixtures of avermectins, 22,23-dihydroavermectins B.sub.1 (ivermectins) and milbemycins from the class of the macrocyclic lactones in combination with cyclic depsipeptides, optionally in the presence of praziquantel or epsiprantel, for increasing the endoparasiticidal action in endoparasiticidal compositions.
    Type: Grant
    Filed: November 19, 1997
    Date of Patent: December 12, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Norbert Mencke, Achim Harder, Peter Jeschke, Barbara Kolbl
  • Patent number: 6150304
    Abstract: The present invention relates to novel 2-aryl-3-hydroxy-cyclopent-2-en-1-one derivatives of the formula (I) ##STR1## in which X represents halogen, nitro, cyano, alkyl, alkoxy, alkenyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, halogenoalkyl or halogenoalkoxy,Y represents hydrogen, halogen, nitro, cyano, alkyl, alkoxy, alkenyloxy, alkylthio, alkylsulphinyl, alkylsulphonyl, halogenoalkyl or halogenoalkoxy,Z represents halogen, nitro, cyano, alkyl, alkoxy or halogenoalkoxy andA, B, D.sup.1, D.sup.2, G and n have the meaning given in the description,several processes for their preparation and their use as compositions for controlling pests and as herbicides.
    Type: Grant
    Filed: August 6, 1998
    Date of Patent: November 21, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Reiner Fischer, Jacques Dumas, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Hans-Joachim Santel, Markus Dollinger, Andreas Turberg, Norbert Mencke
  • Patent number: 6110872
    Abstract: The invention relates to new phenyl-substituted cyclic ketoenols of the formula (I) in whichHet represents one of the groups ##STR1## wherein A, B, D, G, X, Y and Z have the meaning given in the description, several processes and intermediate products for their preparation and their use as pest control agents and herbicides.
    Type: Grant
    Filed: December 22, 1997
    Date of Patent: August 29, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Folker Lieb, Hermann Hagemann, Arno Widdig, Michael Ruther, Reiner Fischer, Thomas Bretschneider, Christoph Erdelen, Ulrike Wachendorff-Neumann, Hans-Joachim Santel, Markus Dollinger, Alan Graff, Norbert Mencke, Andreas Turberg, Peter Dahmen
  • Patent number: RE37495
    Abstract: The invention relates to new substituted 1-arylpyrazoles of the general formula (I) to a plurality of processes for their preparation, and to their use as pesticides.
    Type: Grant
    Filed: December 3, 1997
    Date of Patent: January 1, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jörg Stetter, Bernd Alig, Stefan Böhm, Achim Bertsch, Pieter Ooms, Christoph Erdelen, Jürgen Hartwig, Ulrike Wachendorff-Neumann, Andreas Turberg, Norbert Mencke