Patents by Inventor Rainer Preuss

Rainer Preuss 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: 6596727
    Abstract: Substituted 4-amino- and 4-alkoxy-cycloalkylpyrimidines, processes for their preparation, and their use as pesticides and fungicides The invention relates to compounds of the formula in which R1, R2, R3 and Q are as defined in the description, X is NH or oxygen and E is a bond or a 1- to 4-membered carbon chain, to a process for their preparation, to agents containing them, and to their use in the control of pests and as fungicides.
    Type: Grant
    Filed: March 15, 1996
    Date of Patent: July 22, 2003
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Wolfgang Schaper, Rainer Preuss, Gerhard Salbeck, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lümmen, Werner Bonin
  • Patent number: 6420317
    Abstract: Benzoylpyrazoles of the formula (I) and their use as herbicides are described. In the formula (I), R1, R2, R3, R4 and R5 are various radicals and n is from 0 to 2.
    Type: Grant
    Filed: March 29, 2001
    Date of Patent: July 16, 2002
    Assignee: Aventis CropScience GmbH
    Inventors: Monika Schmitt, Andreas van Almsick, Rainer Preuss, Lothar Willms, Thomas Auler, Hermann Bieringer, Felix Thürwächter
  • Patent number: 6265398
    Abstract: The present invention relates to novel substituted pyridines/pyrimidines of the formula I where A is CH or N; X is NH, O or S(O)q where q is 0, 1 or 2; Y1, Y2 and Y3 independently of one another are a group of the formula —O—, —CO—, —CNR6—, —S(O)r— or —N(O)lR6— where l is 0 or 1 and where r is 0, 1 or 2, or a group of the formula CR7R8, or Y1 or Y3 replace a direct bond; Z is a direct bond, NR9, O, S(O)s where s is 0, 1 or 2, OSO2, SO2O, NR10SO2, SO2NR11, SiR12R13 or  where U is a direct bond, NR14 or O; W is oxygen or sulfur; V is a direct bond, NR15 or oxygen; m and n and 0, 1, 2, 3 or 4; where the radicals R1 to R15 have the meaning given in the description, to processes for their preparation, to their use as pesticides, fungicides and ovicides and to their use as veterinary medicaments.
    Type: Grant
    Filed: October 23, 1998
    Date of Patent: July 24, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Ralf Braun, Wolfgang Schaper, Herbert Stark, Rainer Preuss, Werner Knauf, Ulrich Sanft, Manfred Kern, Werner Bonin
  • Patent number: 6232271
    Abstract: 1-Methyl-5-alkylsulfonyl-, 1-methyl-5-alkylsulfinyl- and 1-methyl-5-alkylthio-substituted pyrazolylpyrazoles, processes for their preparation and their use as herbicides 1 -Methyl-5-alkylsulfonyl-, 1-methyl-5-alkylsulfinyl- and 1-methyl-alkylthio-substituted pyrazolylpyrazoles of the formula (I) are described as herbicidally active compounds. In this formula (I), R1 and R4 are various substituents, R2 is halogen or cyano, R3 is cyano, nitro or thiocarbamoyl and n is 0, 1 or 2.
    Type: Grant
    Filed: November 20, 1998
    Date of Patent: May 15, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Alfred Angermann, Helga Franke, Rainer Preuss, Uwe Hartfiel, Holger Wagner, Hermann Bieringer, Thomas Auler, Christopher Rosinger
  • Patent number: 5925653
    Abstract: Substituted pyridines and pyrimidines, processes for their preparation and their use as pesticides and fungicides.The invention relates to compounds of the formula ##STR1## in which A is N or CH, R is H, halogen, alkyl or cycloalkyl, R.sup.2 and R.sup.3 are H, halogen or an aliphatic radical or together form a ring, X is O, NH or S(O).sub.q where q=0, 1 of 2, R.sup.4.sub.q is 0-4 radicals selected from the series consisting of halogen, optionally substituted alkyl or alkoxy, cycloalkyl and optionally substituted phenyl, n=0-2, m=1-3 and Y is optionally substituted methylene or imino.The invention furthermore relates to a process for their preparation and for their use as pesticides, in particular as insecticides, acaricides and fungicides. The compounds are furthermore suitable for controlling nematodes, helminths and molluscs, and for controlling endoparasites and ectoparasites in the field of veterinary medicine.
    Type: Grant
    Filed: September 6, 1996
    Date of Patent: July 20, 1999
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Rainer Preuss, Wolfgang Schaper, Martin Markl, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5877322
    Abstract: The invention relates to compounds of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are H, halogen, an aliphatic radical or an aromatic radical, X is O, S or optionally substituted imino, Y is a bond or a bivalent optionally substituted hydrocarbon radical and Z is optionally substituted cycloalkyl or cycloalkenyl. The invention furthermore relates to processes for their preparation and their use as pesticides, in particular as insecticides, acaricides and fungicides.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: March 2, 1999
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Dieter Bernd Reuschling, Adolf Heinz Linkies, Volkmar Wehner, Rainer Preuss, Wolfgang Schaper, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5859009
    Abstract: Substituted spiroalkylamino and -alkoxy heterocycles, processes for their preparation, and their use as pesticides and fungicidesThe invention relates to compounds of the formula ##STR1## in which Het is optionally substituted 4-pyridyl or 4-pyrimidinyl; X is NH, O or S(O).sub.0-2 ; E is a bond or alkanediyl; Y and Z are CH.sub.2, O and/or S(O).sub.0-2 ; W is (CH.sub.2).sub.0-4 ; R.sup.4 and R.sup.5 are halogen, (halo)alkyl, (halo)alkoxy or alkylthio; r and s are 0-2; U is a bond, O, S(O).sub.0-2 or optionally substituted imino; and V is a bond CO, SO.sub.2, --CQ--T-- or --CT'.dbd.N--; or U+V together are a double bond; and R.sup.6 is as defined in the description. The invention furthermore relates to processes for their preparation and to their use as pesticides and fungicides.
    Type: Grant
    Filed: October 11, 1995
    Date of Patent: January 12, 1999
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Wolfgang Schaper, Rainer Preuss, Peter Braun, Manfred Kern, Werner Knauf, Burkhard Sachse, Ulrich Sanft, Anna Waltersdorfer, Werner Bonin, Adolf Linkies, Dieter Bernd Reuschling
  • Patent number: 5859020
    Abstract: The invention relates to substituted 4-alkoxypyrimidines of the formula ##STR1## in which R.sup.1 is hydrogen, halogen, alkyl or cycloalkyl, R.sup.2 is hydrogen, optionally substituted alkyl, optionally substituted alkoxy, optionally substituted alkylthio, alkylamino or dialkylamino, R.sup.3 is hydrogen, alkyl, alkoxy, haloalkoxy, halogen, alkylthio, amino, alkylamino or dialkylamino, and R.sup.4 is hydrogen, alkyl, cycloalkyl or haloalkyl, where R.sup.2 and R.sup.3 together with the carbon atoms to which they are attached can also form a ring, and Q is as defined in the description.The invention furthermore relates to a process for their preparation, to agents containing them, and to their use as pesticides.
    Type: Grant
    Filed: January 15, 1997
    Date of Patent: January 12, 1999
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Rainer Preuss, Gerhard Salbeck, deceased, Wolfgang Schaper, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen
  • Patent number: 5821244
    Abstract: Condensed nitrogen heterocycles, process for their preparation, and their use as antimycoticsThe invention relates to compounds of the formula ##STR1## in which two of the symbols A, B, D and E in each case are CR.sup.1 and the remaining two symbols are in each case CH or in each case nitrogen or one of the remaining two symbols is CH and the other is nitrogen and one of the symbols V and W is CR.sup.2 and the other is CH or nitrogen, R.sup.1 and R.sup.2 are in each case H, halogen, alkyl, alkoxy, haloalkyl or haloalkoxy, X is optionally substituted imino, S, SO or SO.sub.2, Y is a bond or alkanediyl, Q is substituted cycloalkyl or substituted 4-piperidinyl, to processes for the preparation, to compositions containing them, and to their use as pesticides, fungicides and antimycotic agents.
    Type: Grant
    Filed: January 11, 1996
    Date of Patent: October 13, 1998
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Wolfgang Schaper, Martin Markl, Rainer Preuss, Robert Klein, Gerhard Salbeck, deceased, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5723450
    Abstract: The invention relates to compounds of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are H, halogen, an aliphatic radical or an aromatic radical, X is O, S or optionally substituted imino, Y is a bond or an optionally substituted bivalent hydrocarbon radical and Z is optionally substituted cycloalkyl or cycloalkenyl. The invention furthermore relates to processes for their preparation and their use as pesticides, in particular as insecticides, acaricides and fungicides.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: March 3, 1998
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Dieter Bernd Reuschling, Adolf Heinz Linkies, Volkmar Wehner, Rainer Preuss, Wolfgang Schaper, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5691321
    Abstract: Heterocyclylamino- and heterocyclyloxy-cycloalkyl derivatives, their preparation, and their use as pesticides and fungicides ##STR1## in which Ar is optionally substituted 4-pyridyl or 4-pyrimidinyl; X is NH, O or S; E is a bond or alkanediyl; n is 2-7; R.sup.4 is H or alkyl, Y is O or a bond; and Ac is acyl, and salts thereof. The invention furthermore relates to processes for their preparation, to compositions comprising them, and to their use as pesticides and fungicides.
    Type: Grant
    Filed: May 15, 1995
    Date of Patent: November 25, 1997
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Wolfgang Schaper, Rainer Preuss, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5650417
    Abstract: Substituted pyridines, their preparation, and their use as pesticides and fungicides.The invention relates to compounds of the formula ##STR1## and to salts thereof in which 1, 2, 3 or 4 of the radicals R.sup.1, R.sup.2, R.sup.3 and R.sup.4 are an aliphatic, alicyclic or araliphatic radical bonded by a --O--CH.sub.2 -- or --O--CO--, and the remaining ones of these radicals are H, halogen or an aliphatic or aromatic radical, X is O, S or optionally substituted imino, Y is a bond or a bivalent radical and Z is an aromatic radical or optionally substituted cycloalkyl or cycloalkenyl. The invention furthermore relates to processes for their preparation and to their use as pesticides, in particular as insecticides, acaricides and fungicides.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: July 22, 1997
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Dieter Bernd Reuschling, Adolf Heinz Linkies, Volkmar Wehner, Rainer Preuss, Wolfgang Schaper, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter Lummen, Werner Bonin
  • Patent number: 5595992
    Abstract: Substituted pyridines and pyrimidines, processes for their preparation and their use as pesticides and fungicides.The invention relates to compounds of the formula ##STR1## in which A is N or CH, R is H, halogen, alkyl or cycloalkyl, R.sup.2 and R.sup.3 are H, halogen or an aliphatic radical or together form a ring, X is O, NH Or S(O).sub.q where q=0, 1 or 2, R.sup.4.sub.q is 0-4 radicals selected from the series consisting of halogen, optionally substituted alkyl or alkoxy, cycloalkyl and optionally substituted phenyl, n=0-2, m=1-3 and Y is optionally substituted methylene or imino.The invention furthermore relates to a process for their preparation and for their use as pesticides, in particular as insecticides, acaricides and fungicides. The compounds are furthermore suitable for controlling nematodes, helminths and molluscs, and for controlling endoparasites and ectoparasites in the field of veterinary medicine.
    Type: Grant
    Filed: September 12, 1994
    Date of Patent: January 21, 1997
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Rainer Preuss, Wolfgang Schaper, Martin M arkl, Harald Jakobi, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter L ummen, Werner Bonin
  • Patent number: 5571815
    Abstract: The invention relates to compounds of the formula ##STR1## in which R.sup.1, R.sup.2, R.sup.3 and Q are as defined in the description, X is NH or oxygen and E is a bond or a 1- to 4-membered carbon chain, to a process for their preparation, to agents containing them, and to their use in the control of pests and as fungicides.
    Type: Grant
    Filed: March 11, 1993
    Date of Patent: November 5, 1996
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Wolfgang Schaper, Rainer Preuss, Gerhard Salbeck, deceased, Peter Braun, Werner Knauf, Burkhard Sachse, Anna Waltersdorfer, Manfred Kern, Peter L ummen, Werner Bonin