Patents by Inventor Hermann Bieringer

Hermann Bieringer 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).

  • Benzoylcyclohexanediones, process for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6376429
    Abstract: Benzoylcyclohexanediones of the formula (I), process for their preparation and their use as herbicides and plant growth regulators are described. In this formula (I), R11, R2, R3, R4, R5, R6 and R7 are various radicals, L is an alkylene chain, and Y and Z are a monoatomic bridge element.
    Type: Grant
    Filed: October 7, 1999
    Date of Patent: April 23, 2002
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Andreas Van Almsick, Lothar Willms, Thomas Auler, Hermann Bieringer, Christopher Rosinger
  • Disubstituted methylidene hydrazinophenyl sulfonylureas, process for their production and their use as herbicides and plant growth regulators
    Patent number: 6331506
    Abstract: Disubstituted methylidenehydrazinophenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators Compounds of the formula (I) and salts thereof in which R1 to R6, W, X, Y, Z are as defined in claim 1 and the group R2R3C is a carbon atom which is subsituted by at least one electron-withdrawing radical R2 or R3 are suitable as herbicides and plant growth regulators. They can be prepared in accordance with known processes via intermediates, some of which are novel.
    Type: Grant
    Filed: September 16, 1998
    Date of Patent: December 18, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Heinz Kehne, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger
  • N-heteroaryl-N?-(pyrid-2-yl-sulfonyl) ureas, processes for their preparation, and their use as herbicides and plant growth regulators
    Patent number: 6316388
    Abstract: N-Heteroaryl-N′-(pyrid-2-yl-sulfonyl)ureas, processes for their preparation, and their use as herbicides and plant growth regulators Compounds of the formula (I) in which R1—R4, A, n, m and w are as defined in claim 1, are suitable as herbicides for controlling harmful plants and can be prepared, inter alia, from the sulfonamides of the formula (II) by reacting them with carbamates R*O—CO—NR4—A.
    Type: Grant
    Filed: November 3, 1994
    Date of Patent: November 13, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Rainer Schütze, Heinz Kehne, Klaus Bauer, Hermann Bieringer
  • Synergistic active compound combinations for controlling harmful plants in crops of useful plants
    Patent number: 6316387
    Abstract: The present invention relates to the use of a herbicidal combination for the selective control of harmful grasses from the group consisting of Phalaris supp. and Lolium supp. in crops of useful plants, each combination comprising: A) one or more compounds from the group of the 1,2,4-triaznones; and B) one or more compounds from the group consisting of (het)aryloxyphenoxy-propionic acid derivatives and cyclohexanedione oximes, and to the novel herbicidal compositions defined in the description suitable for the use according to the invention. The compositions are also suitable for reducing the application rate and the phytotoxicity of the individual herbicides in the crops.
    Type: Grant
    Filed: August 8, 1997
    Date of Patent: November 13, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Hans Philipp Huff, Jean-Michel Wolff, Kurt Grüninger, Hermann Bieringer
  • Herbicidal compositions for tolerant or resistant rice crops
    Publication number: 20010031704
    Abstract: Herbicide combinations (A)+(B), if appropriate in the presence of safeners, with an effective content of
    Type: Application
    Filed: March 21, 2001
    Publication date: October 18, 2001
    Inventors: Erwin Hacker, Hermann Bieringer, Lothar Willms
  • Benzoyl derivatives, process for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6297196
    Abstract: Benzoyl derivatives of the formula (I), process for their preparation and their use as herbicides and plant growth regulators are described. In this formula (I), R1, R2, R3, R4 and R5 are various organic radicals, Q is isothiazole, isoxazole, cyclohexanedione or a &bgr;-ketonitrile radical and A, B, E and X are divalent units containing one or more atoms.
    Type: Grant
    Filed: September 2, 1999
    Date of Patent: October 2, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Andreas Van Almsick, Lothar Willms, Thomas Auler, Hermann Bieringer, Christopher Rosinger
  • Substituted 2,4-diamino-1,3,5-triazines, processes for their preparation and their use as herbicides and plant growth regulators
    Publication number: 20010011063
    Abstract: Compounds of the formula (I) and salts thereof in optically active form, 1
    Type: Application
    Filed: December 13, 2000
    Publication date: August 2, 2001
    Inventors: Wolfgang Giencke, Lothar Willms, Thomas Auler, Hermann Bieringer, Christopher Rosinger
  • Alkylidenehydrazinophenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6265348
    Abstract: Compounds of the formula (I) and salts thereof in which R1 to R6, W, X, Y and Z are defined as in claim 1, have herbicidal or plant growth-regulatory properties. They can be prepared by processes analogous to known processes (cf. claim 5), in some cases via novel intermediate products (cf.
    Type: Grant
    Filed: February 17, 1999
    Date of Patent: July 24, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Heinz Kehne, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger
  • Acylsulfamoylbenzamides, crop protection compositions comprising them, and processes for their preparation
    Patent number: 6251827
    Abstract: Acylsulfamoylbenzamides of the formula I and crop protection compositions comprising them are described. In this formula I, R1, R2, R3, R4 and R5 are various organic radicals and X is CH or N.
    Type: Grant
    Filed: September 25, 1998
    Date of Patent: June 26, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Frank Ziemer, Lothar Willms, Thomas Auler, Hermann Bieringer, Christopher Rosinger
  • 2,4-diamino-1,3,5-triazines, processes for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6239071
    Abstract: Compounds of the formula (I) and their salts in which R1 is optionally substituted (C1-C6)alkyl or optionally substituted phenyl, A is an optionally substituted hydrocarbon diradical and R2, R3, R4, R5, X and n are as defined in claim 1, are suitable as herbicides and plant growth regulators. The compounds (I) can be prepared according to processes as claimed in claim 6 by means of intermediates which are novel in some cases, e.g. of the formula (IV) as claimed in claim 10.
    Type: Grant
    Filed: August 22, 1996
    Date of Patent: May 29, 2001
    Assignee: Hoecht Schering AgrEvo GmbH
    Inventors: Wolfgang Giencke, Klemens Minn, Lothar Willms, Hermann Bieringer, Klaus Bauer, Christopher Rosinger
  • Phenylsulfonylureas, processes for their preparation, and their use as herbicides and plant growth regulations
    Patent number: 6239306
    Abstract: Compounds of the formula (I) and their salts as defined in claim 1, in which R1 is CO—Q—R8, where R8=H or R R2 and R3 are H or (C1-C4)alkyl, R4 is H, R, RO, OH, RCO, RSO2, PhSO2 R5 is RSO2, PhSO2, PhCO, RNHSO2, R2NSO2, RCO, CHO, COCOR′, CW—T—R9, CW—NR10R11, CW—N(R12)2 or R4 and R5 together are the chain (CH2)mB or —B1—(CH2)m1B— where B=SO2, m=3, 4; m1=2, 3; T and W=O, S; Q=O, S, NR13 where R13=H, R; R6=H, R, RO, RCO, ROCO, Hal, NO2, CN; R7=H, CH3; R9=R; R10, R11=H, R; N(R12)2=heterocycle A=pyrimidinyl and triazinyl radical or an analog thereof, where R=(substituted) aliphatic hydrocarbon radical, are suitable as selective herbicides. They are prepared by analogous processes via sulfonamides, some of which are new, of the formula (II) (see claim 4).
    Type: Grant
    Filed: February 1, 1999
    Date of Patent: May 29, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Klaus Lorenz, Lothar Willms, Klaus Bauer, Hermann Bieringer
  • N-acylsulfonamides, novel mixtures of herbicides and antidotes, and their use
    Patent number: 6235680
    Abstract: Novel N-acylsulfonamides, novel mixtures of herbicides and antidotes, and their use Safeners against phytotoxic side effects of pesticides in crop plants are compounds of the formula (I) and salts thereof where R1 is hydrogen, a hydrocarbon radical, a hydrocarbonoxy radical, a hydrocarbonthio radical or a heterocyclyl radical, each of the last-mentioned 4 radicals being unsubstituted or substituted by one or more identical or different radicals selected from the group consisting of halogen, cyano, nitro, amino, hydroxyl, carboxyl, formyl, carboxamide, sulfonamide and radicals of the formula —Za—Ra R2 is hydrogen or (C1-C4)-alkyl or R1 and R2 together with the group of the formula —CO—N— are the radical of a 3- to 8-membered saturated or unsaturated ring and R3 to R5, n and m are as defined in claim 1. The compounds can be prepared by the process of claim 8.
    Type: Grant
    Filed: May 27, 1997
    Date of Patent: May 22, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Frank Ziemer, Klaus Haaf, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger
  • 1-Methyl-5-alkylsulfonyl-, 1-methyl-5-alkylsulfinyl- and 1-methyl-5-alkylthio- substituted pyrazolylpyrazoles, processes for their preparation and their use as herbicides
    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
  • Carbamoylphenylsulfonylureas, processes for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6228808
    Abstract: Compounds of the formula (I) or salts thereof in which R1, R3=H, (subst.) hydrocarbon radical (HC) or (subst.) heterocyclyl which, including substituents, have 1-30 carbon atoms, R2=R0—Q0—, in which R0=H, (subst.) HC or (subst.) heterocyclyl radical, in each case having 1-30 carbon atoms including substituents, and Q0=a direct bond or —O—, —SO2-, —NH—, —N[(C1-C6)alkyl]-, —CO—, —CO—NH— or —O—CO—NH—; R4=H, halogen, NO2, CN, (C1-C4)alkyl, (C1-C4)alkoxy, [(C1-C4)alkyl]carbonyl or [(C1-C4)alkoxy]carbonyl, where each of the last four radicals may be halogenated; R5=H or (C1-C4)alkyl; Q=O or NR*; R*=H.
    Type: Grant
    Filed: October 30, 1998
    Date of Patent: May 8, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Heinz Kehne, Lothar Willms, Christian Waldraff, Hansjörg Dietrich, Hermann Bieringer, Christopher Rosinger, Thomas Auler
  • Herbicidal compositions comprising N-[(4,6-dimethoxypyridin-2-yl)aminocarbonyl]-5-methylsulphonamidomethyl-2-alkoxycarbonylbenzene sulphonamides
    Patent number: 6221809
    Abstract: Herbicidal composition, comprising A) at least, one compound from the group of the substituted phenylsulfonylureas of the formula I and agriculturally acceptable salts thereof and B) at least one herbicidally active compound selected from the group of the compounds consisting of Ba) herbicides which have selective activity against grasses in cereals,. Bb) herbicides which have selective activity against dicotyledons in cereals, Bc) herbicides which have selective activity against grasses and dicotyledons in cereals and Bd) herbicides which are active against weed grasses and broad-leaved weeds and which are nonselective in non-crop areas or perennial crops (plantations) and/or selective in transgenic crops.
    Type: Grant
    Filed: October 11, 1999
    Date of Patent: April 24, 2001
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Erwin Hacker, Hermann Bieringer, Klaus Lorenz
  • Isoxazolyl- and isoxazolinyl-substituted benzoylcyclohexanediones, process for their preparation and their use as herbicides and plant growth regulators
    Patent number: 6211216
    Abstract: Isoxazolyl- and isoxazolinyl-substituted benzoylcyclohexanediones, process for their preparation and their use as herbicides and plant growth regulators. Benzoylcyclohexanediones of the formula (I), process for their preparation and their use as herbicides and plant growth regulators are described. In formula (I) R1, R2, R3, R4, R5, R6, R7, Ra, Rb, and Rc are various radicals and Y and Z are a monoatomic bridge element.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: April 3, 2001
    Assignee: Aventis CorpScience GmbH
    Inventors: Lothar Willms, Andreas Van Almsick, Hermann Bieringer, Thomas Auler, Felix Thürwächter
  • Synergistic herbicidal agents
    Patent number: 6159900
    Abstract: When herbicides are applied, surfactants can affect the wettability of leaves of the plants and the effectiveness of the herbicides. According to the invention, a particular intensification of action is achieved when surfactants from the group comprising the C.sub.10 -C.sub.18 -alkyl polyglycol ether sulfates and their physiologically acceptable salts together with leaf-acting selective herbicides or the leaf-acting non-selective herbicides glyphosate, paraquat or diquat are applied.
    Type: Grant
    Filed: September 13, 1991
    Date of Patent: December 12, 2000
    Assignee: Hoechst Aktiengesellschaft
    Inventors: Hermann Bieringer, Erwin Hacker, Rudolf Heinrich, Hans-Philipp Huff, Jean Kocur
  • Combinations of sulfonylurea herbicides and safeners
    Patent number: 6124240
    Abstract: Phytotoxic side effects of the herbicide of the formula (A1) (flupyrsulfuron) or herbicidal salts thereof ##STR1## on crops, preferably cereals and maize, can be prevented by combining the herbicides with safeners (B) from the groupa) compounds of the formulae (B1) and (B2), ##STR2## in which W is a divalent heterocyclic radical from the group of the partially unsaturated or heteroaromatic five-membered heterocycles having 1 to 3 hetero ring atoms of the type N and O, at least one nitrogen atom and at the most one oxygen atom being present in the ring, andX, n, Z, R*, and W are as defined in claim 1, and/orb) compounds of the group of the hormonal growth regulators (auxins).
    Type: Grant
    Filed: September 17, 1997
    Date of Patent: September 26, 2000
    Assignee: Hoechst AgrEvo GmbH
    Inventors: Hermann Bieringer, Erwin Hacker, Heinz Kehne, Lothar Willms
  • 2,4-Diamino-1, 3,5-triazines, their preparation, and their use as herbicides and plant growth regulators
    Patent number: 6071860
    Abstract: Compounds of the formula (I) and salts thereof ##STR1## where R.sup.1 to R.sup.5, A, Z, X, X', n and m are as defined in claim 1 are suitable as herbicides and plant growth regulators.
    Type: Grant
    Filed: February 6, 1997
    Date of Patent: June 6, 2000
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Wolfgang Giencke, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger
  • 2-amino-4-bicycloamino-1,3,5-Triazines, their preparation, and their use as herbicide and plant growth regulators
    Patent number: 6069114
    Abstract: Compounds of the formula (I) and their salts ##STR1## in which R.sup.1 to R.sup.6, Y.sup.1, to Y.sup.2, Y.sup.3, m and n are as defined in claim 1 are suitable as herbicides and plant growth regulators. They can be prepared analogously to known processes using intermediates of the formula (V) (cf. claim 6).
    Type: Grant
    Filed: February 25, 1997
    Date of Patent: May 30, 2000
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Klaus Lorenz, Klemens Minn, Lothar Willms, Klaus Bauer, Hermann Bieringer, Christopher Rosinger