Patents by Inventor Jurgen Scherkenbeck

Jurgen Scherkenbeck 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: 7772190
    Abstract: The present invention relates to the use of didepsipeptides of the general formula (I) and their salts in which the radicals have the meaning given in the description, and to new didepsipeptides and processes for their preparation.
    Type: Grant
    Filed: November 8, 2002
    Date of Patent: August 10, 2010
    Assignee: Bayer Animal Health GmbH
    Inventors: Peter Jeschke, Jürgen Scherkenbeck, Andrew Plant, Achim Harder, Norbert Mencke
  • Publication number: 20090118286
    Abstract: Use of heterobicyclic acrylamides of the formula (I) in which A1, A2, R1, R2, R3, R4, R5 and R6 are as defined in the description, for controlling pests, novel heterobicyclic acrylamides and processes for preparing these compounds, and also compounds of the formula (IA) in which A2, R1, R2, R5 and R6 are as defined in the description.
    Type: Application
    Filed: February 27, 2006
    Publication date: May 7, 2009
    Applicant: Bayer Cropscience AG
    Inventors: Hans-Georg Schwarz, Jurgen Scherkenbeck, Graham Holmwood, Jurgen Wieschemeyer, Peter Losel, Olga Malsam, Mark Wilhelm Drewes, Karl-Heinz Kuck, Ulrike Wachendorf-Neumann, Christian Arnold, Vincent Lee Salgado, Thomas Bretschneider
  • Publication number: 20070275967
    Abstract: The use of pyrazolinols formula (I) in which A, Q, R1, R2, R3, R4 and R5 are as defined in the description for controlling pests, novel pyrazolinols and a plurality of processes for preparing these compounds.
    Type: Application
    Filed: December 7, 2004
    Publication date: November 29, 2007
    Applicant: BAYER CROPSCIENCE AKTIENGESELLSCHAFT
    Inventors: Jürgen Scherkenbeck, Jutta Bohmer, Klaus Kunz, Oliver Gaertzen, Ulrich Gorgens, Peter Losel, Olga Malsam, Udo Reckmann
  • Publication number: 20040034048
    Abstract: The present invention relates to the use of didepsipeptides of the general formula (I) and their salts 1
    Type: Application
    Filed: November 8, 2002
    Publication date: February 19, 2004
    Inventors: Peter Jeschke, Jurgen Scherkenbeck, Andrew Plant, Achim Harder, Norbert Mencke
  • Patent number: 6468966
    Abstract: The present invention relates to compounds of the general formula (I) in which R1 and R12 represent the same or different radicals selected from the group of C2-9-alkyl, C1-8-halogen-alkyl, C3-6-cycloalkyl, aralkyl or aryl, R3 to R10 represent the same or different radicals selected from the group of hydrogen, C1-5-alkyl which may optionally be substituted by hydroxyl, alkoxy, carboxyl, carboxamide, imidazolyl, indolyl, guanidino, thio- or thioalkyl, and represent aryl, alkylaryl or heteroarylmethyl which are optionally substituted by halogen, hydroxyl, alkyl, alkoxy, nitro or a —NR13R14 group in which R13 or R14 independently from each other represent hydrogen or alkyl or together with the adjoining nitrogen atom form a 5, 6 or 7-membered ring which is optionally interrupted by O, S or N and which is optionally substituted by C1-4-alkyl, R2 and R11 represent the same of different radicals selected from the group of C1-4-alkyl, and stereoisomers thereof, to processes for their prep
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: October 22, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jürgen Scherkenbeck, Peter Jeschke, Hans-Georg Lerchen, Hermann Hagemann, Achim Harder, Norbert Mencke, Andrew Plant
  • Publication number: 20020142969
    Abstract: The present invention relates to the use of didepsipepides of the general formula (I) and their salts 1
    Type: Application
    Filed: February 3, 1998
    Publication date: October 3, 2002
    Inventors: PETER JESCHKE, JURGEN SCHERKENBECK, ANDREW PLANT, ACHIM HARDER, NORBERT MENCKE
  • Patent number: 6414158
    Abstract: The invention relates to novel carbazate intermediates of formula (II), and to a process for their preparation, and their usefulness in the preparation of (1,3,4) oxadiazine derivatives useful as pesticides, in particular as anthelminthicides, insecticides, acaricides, and nematicides.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: July 2, 2002
    Assignee: Bayer AKtiengesellschaft
    Inventors: Hubert Dyker, Andrew Plant, Jürgen Scherkenbeck, Christoph Erdelen, Achim Harder
  • Patent number: 6369028
    Abstract: The present invention relates to compounds of the general formula (I) in which R1, R2, R11 and R12 represent the same or different radicals selected from the group of C1-8-alkyl, C1-8-halogenoalkyl, C3-6-cycloalkyl, aralkyl or aryl, R3, R5, R7, R9, represent the same or different radicals selected from the group of hydrogen or straight-chain C1-5-alkyl or branched C4-7-alkyl which may optionally be substituted by hydroxyl, C1-4-alkoxy, carboxyl  carboxamide,  imidazolyl, indolyl, guanidino, —SH or C1-4-alkylthio, and furthermore represents aryl, aralkyl or heteroarylmethyl which may be substituted by halogen, hydroxyl, C1-4-alkyl, C1-4-alkoxy, nitro or a —NR13R14 group in which R13 and R14 independently from each other represent hydrogen or alkyl or together with the adjoining nitrogen atom forms a 5, 6 or 7-membered ring which is optionally interrupted by O, S or N and which is optionally C1-4-alkyl substituted, R4, R6, R8, R10
    Type: Grant
    Filed: May 19, 1994
    Date of Patent: April 9, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jürgen Scherkenbeck, Peter Jeschke, Hans-Georg Lerchen, Hermann Hagemann, Achim Harder, Norbert Mencke, Andrew Plant
  • 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: 6342599
    Abstract: The invention relates to a novel process of preparing (1,3,4)-oxadiazine derivatives of formula (I) and to their usefulness as pesticides in particular as anthelminticides, insecticides, acaricides, and nematicides.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: January 29, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hubert Dyker, Andrew Plant, Jürgen Scherkenbeck, Christoph Erdelen, Achim Harder
  • Patent number: 6127364
    Abstract: The invention relates to novel (1,3,4)-oxadiazine derivatives of formula (I), to a process and intermediates for their preparation, and to their usefulness as pesticides, in particular as anthelminthics, insecticides, acaricides, and nematicides.
    Type: Grant
    Filed: September 18, 1998
    Date of Patent: October 3, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Hubert Dyker, Andrew Plant, Jurgen Scherkenbeck, Christoph Erdelen, Achim Harder
  • Patent number: 5874530
    Abstract: The present invention relates to a process for the aromatic sulfonylation, sulfenylation, thiocyanation and phosphorylation of cyclic depsipeptides having 6 to 24 ring atoms which are synthesized from .alpha.-hydroxycarboxylic acids and .alpha.-amino acids and contain at least one phenyl radical, characterized in that these cyclic depsipeptides are reacted with sulfonylating, sulfenylating, thiocyanating or phosphorylating agents, optionally in the presence of catalysts, auxiliaries and/or diluents, to novel thus-obtained compounds, and to their use as endoparasiticides.
    Type: Grant
    Filed: April 10, 1997
    Date of Patent: February 23, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Scherkenbeck, Andrew Plant, Peter Jeschke, Achim Harder, Norbert Mencke
  • Patent number: 5856324
    Abstract: The present invention relates to the use of dioxomorpholines of the formula (I) ##STR1## in which the radicals R.sup.1 to R.sup.5 have the meanings given in the description, their use for combating endoparasites and new dioxomorpholines and processes for their preparation.
    Type: Grant
    Filed: May 2, 1997
    Date of Patent: January 5, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Andrew Plant, Jurgen Scherkenbeck, Peter Jeschke, Achim Harder, Norbert Mencke
  • Patent number: 5821222
    Abstract: The present invention relates to the use of cyclic depsipeptides having 18 ring atoms of the general formula (I) ##STR1## in which R.sup.1 to R.sup.6 have the meaning given in the description, and to their optical isomers and racemates, in medicine and veterinary medicine for combating endoparasites, to their preparation, and to new cyclic depsipeptides having 18 ring atoms.
    Type: Grant
    Filed: October 9, 1996
    Date of Patent: October 13, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Gerhard Bonse, Michael Londershausen, Erwin Bischoff, Hartwig Muller, Achim Harder, Nobert Mencke, Peter Kurka, Peter Jeschke, Jurgen Scherkenbeck
  • Patent number: 5777075
    Abstract: The present invention relates to the use of open-chain octadepsipeptides of the general formula: ##STR1## wherein the R variables have been defined in the specification.
    Type: Grant
    Filed: August 1, 1995
    Date of Patent: July 7, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Scherkenbeck, Peter Jeschke, Hans-Georg Lerchen, Hermann Hagemann, Achim Harder, Norbert Mencke, Andrew Plant
  • Patent number: 5741501
    Abstract: The present invention relates to the new use of p-hydroxyphenylacetic acid, by itself or in a mixture with other chemical compounds, for reducing the repellency of insecticides in the control of cockroaches, and to cockroach control compositions which comprise these mixtures, details being found in the description.
    Type: Grant
    Filed: July 26, 1996
    Date of Patent: April 21, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Karl Justus, Jurgen Georg Lenz, Gunther Nentwig, Jurgen Scherkenbeck, Martin Dambach, Gernot Wendler
  • Patent number: 5717063
    Abstract: The present invention relates to compounds of the general formula (I) ##STR1## in which R.sup.1 and R.sup.12 represent the same or different radicals selected from the group of C.sub.2-9 -alkyl, C.sub.1-8 -halogeno-alkyl, C.sub.3-6 -cycloalkyl, aralkyl or aryl,R.sup.3 to R.sup.10 represent the same or different radicals selected from the group of hydrogen, C.sub.1-5 -alkyl which may optionally be substituted by hydroxyl, alkoxy, carboxyl, carboxamide, imidazolyl, indolyl, guanidino, thio- or thioalkyl, and represent aryl, alkylaryl or heteroarylmethyl which are optionally substituted by halogen, hydroxyl, alkyl, alkoxy, nitro or a --NR.sup.13 R.sup.14 group in which R.sup.13 or R.sup.14 independently from each other represent hydrogen or alkyl or together with the adjoining nitrogen atom form a 5, 6 or 7-membered ring which is optionally interrupted by O, S or N and which is optionally substituted by C.sub.1-4 -alkyl,R.sup.2 and R.sup.11 represent the same of different radicals selected from the group of C.
    Type: Grant
    Filed: May 31, 1995
    Date of Patent: February 10, 1998
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Scherkenbeck, Peter Jeschke, Hans-Georg Lerchen, Hermann Hagemann, Achim Harder, Norbert Mencke, Andrew Plant
  • Patent number: 5663140
    Abstract: The present invention relates to the use of cyclic depsipeptides having 12 ring atoms of the general formula (I) ##STR1## in which R.sup.1 and R.sup.4 independently of one another represent hydrogen, straight-chain or branched alkyl, cycloalkyl, aralkyl, aryl, heteroaryl or heteroarylalkyl, each of which is optionally substituted,R.sup.2, R.sup.3, R.sup.5 and R.sup.
    Type: Grant
    Filed: January 13, 1995
    Date of Patent: September 2, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Scherkenbeck, Peter Jeschke, Andrew Plant, Achim Harder, Norbert Mencke
  • Patent number: 5624897
    Abstract: New cyclic depsipeptides having 18 ring atoms, of the general formula (I) ##STR1## in which R represents hydrogen, straight-chain or branched or cyclic alkyl having up to 8 carbon atoms,and their optical isomers and racemates,and their use for combating endoparasites in the field of medicine and veterinary medicine.
    Type: Grant
    Filed: December 9, 1994
    Date of Patent: April 29, 1997
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Jurgen Scherkenbeck, Gerhard Bonse, Erwin Bischoff, Norbert Mencke, Achim Harder, Michael Londershausen, Hartwig Muller
  • Patent number: 5530149
    Abstract: New azolylmethyl-fluorocyclopropyl derivatives of the formula ##STR1## in which R represents ##STR2## and addition products thereof which acids or metal salts are very effective for combating fungi.New oxiranes of the formula ##STR3## in which R has the abovementioned meaning, are valuable intermediates for the preparation of compounds of the formula (I).
    Type: Grant
    Filed: June 5, 1995
    Date of Patent: June 25, 1996
    Assignee: Bayer Aktiengesellschaft
    Inventors: Jurgen Scherkenbeck, Thomas Himmler, Stefan Bohm, Hermann Hagemann, Klaus Stroech, Stefan Dutzmann, Heinz-Wilhelm Dehne, Gerd Hanssler