Patents by Inventor Achim Harder

Achim Harder 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: 20030100613
    Abstract: The present invention relates to novel substituted imide derivatives of the general formula (I) 1
    Type: Application
    Filed: July 26, 2002
    Publication date: May 29, 2003
    Inventors: Hans-Jochem Riebel, Stefan Herrmann, Achim Hense, Ernst-Rudolf Gesing, Kristian Kather, Stefan Lehr, Wolfram Andersch, Mark Wilhelm Drewes, Dieter Feucht, Achim Harder
  • Publication number: 20030028034
    Abstract: Novel pyrazoles of formula (I) wherein R1 represents halogen, C1-6 alkyl, C1-5 haloalkyl, C2-6 alkoxy, C1-4 alkylthio, C2-5 alkenyloxy, C3-5 alkynyloxy, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number) alkylthioalkyl, C1-5 haloalkoxy, C2-6 (total carbon number) alkoxyalkoxy, hydroxy or optionally substituted phenyl, R2 represents hydrogen, halogen, C1-5 alkyl, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number) alkylthioalkyl, C2-6 (total carbon number) alkylsulfinylalkyl, C2-6 (total carbon number) alkylsulfonylalkyl or C1-5 haloalkyl, R3 represents hydrogen, C1-5 alkyl, —COR4, COOR5, CH(OR6)2 or CH2(Si(R7)3, R4 represents C1-10 alkyl, C1-6 haloalkyl, C2-6 alkenyl, optionally substituted C3-6 cycloalkyl, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number) alkylthioalkyl, optionally substituted phenyl, C1-6 haloalkyl, alkylamino, di-(C1-6 alkyl)amino or optionally substituted phenylamino, R5 represents C1-7 alkyl, R6 and R7 represent C1-6 alkyl, and n is 1
    Type: Application
    Filed: August 15, 2001
    Publication date: February 6, 2003
    Inventors: Katsuaki Wada, Takuya Gomibuchi, Yuichi Otsu, Katsuhiko Shibuya, Takahisa Abe, Wolfram Andersch, Achim Harder, Peter Losel
  • 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: 6423823
    Abstract: The present invention relates to novel organochemical compounds, referred to as omphalotins for short, a process for their preparation by an essentially microbiological route and their use as pesticides, preferably for controlling animal pests.
    Type: Grant
    Filed: November 28, 2000
    Date of Patent: July 23, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Ulrike Martini-Marr neé Martini, Anke Mayer-Bartschmid neé Mayer, Heidrun Anke, Olov Sterner, Michael Kilian, Ulrike Wachendorff-Neumann, Achim Harder, Peter Jeschke
  • 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: 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: 6310049
    Abstract: Novel pyrazoles of formula (1) wherein R1 represents halogen, C1-6 alkyl, C1-5 haloalkyl, C2-6 alkoxy, C1-4 alkylthio, C2-5 alkenyloxy, C3-5 alkynyloxy, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number) alkylthioalkyl, C1-5 haloalkoxy, C2-6 (total carbon number) alkoxyalkoxy, hydroxy or optionally substituted phenyl, R2 represents hydrogen, halogen, C1-5 alkyl, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number) alkylthioalkyl, C2-6 (total carbon number) alkylsulfinylalkyl, C2-6 (total carbon number alkylsulfonylalkyl or C1-5 haloalkyl, R3 represents hydrogen, C1-5 alkyl, —COR4, COOR5, CH(OR6)2 or CH2Si(R7)3, R4 represents C1-10 alkyl, C1-6 haloalkyl, C2-6 alkenyl, optionally substituted C3-6 cycloalkyl, C2-6 (total carbon number) alkoxyalkyl, C2-6 (total carbon number alkylthioalkyl, optionally substituted phenyl, C1-6 haloalkyl, alkylamino, di-(C1-6 alkyl)amino or optionally substituted phenylamino, R5 represents C1-7 alkyl, R6 and R7 represent C1-6 al
    Type: Grant
    Filed: April 5, 2001
    Date of Patent: October 30, 2001
    Assignee: Nihon Bayer Agrochem K.K.
    Inventors: Katsuaki Wada, Takuya Gomibuchi, Yuichi Otsu, Katsuhiko Shibuya, Takahisa Abe, Wolfram Andersch, Achim Harder, Peter Lösel
  • 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: 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: 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: 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: 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: 6110928
    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, ##STR1## in which the radicals R.sup.1 to R.sup.5 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: April 15, 1998
    Date of Patent: August 29, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Achim Harder, Norbert Mencke
  • Patent number: 6033879
    Abstract: The present invention relates to a new process for the preparation of substituted aryllactic acid-containing cyclodepsipeptides having 24 ring atoms of the formula (I): ##STR1## in which R.sup.1, R.sup.2, R.sup.3, R.sup.4 have the meaning given in the description,with the aid of fungal strains of the species Agonomycetales or enzymatic preparations isolated therefrom.
    Type: Grant
    Filed: June 4, 1998
    Date of Patent: March 7, 2000
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Gerhard Bonse, Gerhard Thielking, Winfried Etzel, Achim Harder, Norbert Mencke, Horst Kleinkauf, Rainer Zocher, Katsuharu Iinuma, Kouichi Miyamoto
  • Patent number: 5945316
    Abstract: The present invention relates to a process for the preparation of lactic-acid-containing, optically active, cyclic depsipeptides having 18 ring atoms with the aid of fungal strains of the species Fusarium or enzymatic preparations isolated therefrom.
    Type: Grant
    Filed: March 20, 1997
    Date of Patent: August 31, 1999
    Assignee: Bayer Aktiengesellschaft
    Inventors: Peter Jeschke, Achim Harder, Norbert Mencke, Horst Kleinkauf, Rainer Zocher
  • 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