Patents by Inventor Lothar Willms

Lothar Willms 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: 7141531
    Abstract: The invention relates to combinations of sulfonylurea herbicides (A) and their salts in which R2 is H, OH, aliphatic hydrocarbon radical or hydrocarbon-oxy radical, and R1 is an acyl radical, and the other symbols are as defined in claim 1, and safeners of type (B1) and (B2) in which the symbols are as defined in claim 1.
    Type: Grant
    Filed: June 19, 2003
    Date of Patent: November 28, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Lothar Willms, Hermann Bieringer, Erwin Hacker, Gerhard Schnabel, Klaus Lorenz
  • Patent number: 7135434
    Abstract: This invention provides for, inter alia, a herbicidal composition comprising a mixture of: A. a herbicidally effective amount of at least one compound of the formula where V and Z are defined in the specification; and B. an antidote.
    Type: Grant
    Filed: October 7, 2002
    Date of Patent: November 14, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Frank Ziemer, Lothar Willms, Hermann Bieringer, Erwin Hacker
  • Publication number: 20060223709
    Abstract: What is described are pyrazolyloxyphenyl derivatives of the formula (I) and their use as herbicides. In this formula (I), R1, R2 and R3 denote various radicals, and A is a cyclic radical from the group consisting of phenyl, pyridyl, thienyl and pyrazolyl.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 5, 2006
    Applicant: Bayer CropScience GmbH
    Inventors: Hendrik Helmke, Michael Hoffmann, Lothar Willms, Thomas Auler, Heinz Kehne, Martin Hills, Dieter Feucht
  • Publication number: 20060223708
    Abstract: What is described are N-[pyrimidin-2-ylmethyl]carboxamides of the formula (I) and their use as herbicides. In this formula (I), X1 and X2 are hydrogen or methyl, R1 to R4 are various radicals and A is an aromatic or heteroaromatic ring.
    Type: Application
    Filed: March 31, 2006
    Publication date: October 5, 2006
    Applicant: Bayer CropScience GmbH
    Inventors: Michael Hoffmann, Klaus Haaf, Hendrik Helmke, Lothar Willms, Thomas Auler, Martin Hills, Heinz Kehne, Dieter Feucht
  • Patent number: 7105470
    Abstract: Herbicide combinations (A)+(B), if appropriate in the presence of safeners, with an effective content of (A) broad-spectrum herbicides from the group (A1) glufosinate (salts) and related compounds (A2) glyphosate (salts) and related compounds such as sulfosate, (A3) imidazolinones such as imazethapyr, imazapyr, imazaquin, imazamox or their salts and (A4) herbicidal azoles from the group of the protoporphyrinogen oxidase inhibitors (PPO inhibitors) and (B) one or more herbicides from the group of the compounds consisting of (B0) one or more structurally different herbicides from the above-mentioned group (A) and/or (B1) foliar- and/or soil-acting herbicides (residual action) which are effective selectively in soybeans against monocotyledonous and predominantly dicotyledonous harmful plants or (B2) herbicides which are effective selectively in soybeans against dicotyledonous harmful plants, or (B3) foliar- and soil-acting herbicides which are effective selectively in soybeans against monocotyledonous harmf
    Type: Grant
    Filed: August 10, 1999
    Date of Patent: September 12, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Erwin Hacker, Hermann Bieringer, Lothar Willms
  • Patent number: 7101827
    Abstract: Herbicidal compositions are described that comprise active substances from the group of the benzoylcyclohexanediones and also safeners. These herbicidal composition are especially suitable for use against weed plants in crop plant cultures.
    Type: Grant
    Filed: June 17, 2004
    Date of Patent: September 5, 2006
    Assignee: Aventis CropScience GmbH
    Inventors: Frank Ziemer, Andreas van Almsick, Lothar Willms, Thomas Auler, Hermann Bieringer, Erwin Hacker, Christopher Rosinger
  • Patent number: 7098169
    Abstract: Herbicide safener combiantions consisting of A) an effective amount of a compound of the formula (1) or a salt thereof, in which R1 is phenyl which is unsubstituted or substituted, R2 is (C1–C6)alkyl, (C3–C6)cycloalkyl or phenyl, each of the 3 last-mentioned radicals is unsubstituted or substituted, R3 is hydrogen or a hydrocarbon radical having 1 to 18 C-atoms which is unsubstituted or substituted, and B) a herbicide selected form the group consisting of and florasulam, chloransulam, dicamba, diflufenzopyr; triclopyr, fluroxypyr, metribuzin, carfentrazone-ethyl, S.
    Type: Grant
    Filed: March 29, 2005
    Date of Patent: August 29, 2006
    Assignee: Bayer CropScience GmbH
    Inventors: Frank Ziemer, Lothar Willms, Christopher Rosinger, Erwin Hacker, Hermann Bieringer, Ken Pallett
  • Publication number: 20060160703
    Abstract: The present invention relates to selective herbicidal compositions that comprise an effective amount of an active compound combination comprising (a) a substituted cyclic dicarbonyl compound of the formula (I) in which W, X, and Y are as defined in the description and CDC represents one of the dicarbonyl radicals mentioned in the disclosure, and (b) at least one crop plant compatibility-improving compound from the group of compounds stated in the disclosure, particularly cloquintocet-mexyl and mefenpyr-diethyl. The invention further relates to the use of these compositions as selective herbicides and to a method for controlling unwanted vegetation using these compositions.
    Type: Application
    Filed: January 7, 2004
    Publication date: July 20, 2006
    Inventors: Dieter Feucht, Reiner Fischer, Stefan Lehr, Guido Bojack, Thomas Auler, Martin Hills, Chris Rosinger, Lothar Willms, Frank Ziemer
  • Patent number: 7078369
    Abstract: Phenylsulfonyl ureas are disclosed for controlling harmful plants in crops of useful plants. Also disclosed are processes for the preparation of phenylsulfonyl ureas, and their use as herbicides and plant growth regulators.
    Type: Grant
    Filed: September 9, 2003
    Date of Patent: July 18, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Hansjörg Dietrich, Christian Waldraff, Lothar Willms, Hermann Bieringer, Christopher Rosinger, Felix Thürwächter, Thomas Auler
  • Publication number: 20060148647
    Abstract: The invention relates to combinations of sulfonylurea herbicides (A) and their salts in which R2 is H, OH, aliphatic hydrocarbon radical or hydrocarbon-oxy radical, and R1 is an acyl radical, and the other symbols are as defined in claim 1, and safeners of type (B1) and (B2) in which the symbols are as defined in claim 1.
    Type: Application
    Filed: March 1, 2006
    Publication date: July 6, 2006
    Inventors: Lothar Willms, Hermann Bieringer, Erwin Hacker, Gerhard Schnabel, Klaus Lorenz
  • Publication number: 20060128568
    Abstract: What is described are 3-cyclopropyl-4-(3-amino-2-methylbenzoyl)pyrazoles of the formula (I) and their use as herbicides. In this formula (I), R1, R2, R3, R4 and R5 are various radicals.
    Type: Application
    Filed: December 8, 2005
    Publication date: June 15, 2006
    Applicant: Bayer CropScience GmbH
    Inventors: Monika Schmitt, Lothar Willms, Ines Heinemann, Andreas van Almsick, Thomas Auler, Martin Hills, Heinz Kehne, Dieter Feucht
  • Publication number: 20060122063
    Abstract: A description is given of 4-trifluoromethylpyrazolyl-substituted pyridines and pyrimidines of formula (I) and of their use as herbicides. In this formula (I) R1, R2, R3 and R4 are various radicals, A is an aromatic or heteroaromatic radical, and Z is a nitrogen or carbon atom.
    Type: Application
    Filed: January 5, 2006
    Publication date: June 8, 2006
    Applicant: Bayer CropScience GmbH
    Inventors: Michael Hoffmann, Hendrik Helmke, Lothar Willms, Thomas Auler, Hermann Bieringer, Hubert Menne
  • Patent number: 7056863
    Abstract: Herbicidal compositions comprising A) at least one compound from the group of the hydroxyphenylpyruvate dioxygenase inhibitors and B) at least one compound from the group B-a) herbicides which are selectively active in cereals against monocotyledonous and/or dicotyledonous harmful plants, B-b) herbicides which are selectively active in corn against monocotyledonous and/or dicotyledonous harmful plants, B-c) herbicides which are selectively active in rice against monocotyledonous and/or dicotyledonous harmful plants, B-d) herbicides which are nonselectively active in land which is not under cultivation and/or selectively active in transgenic crops against monocotyledonous and/or dicotyledonous harmful plants are described. The activity of these compositions is superior to that of the herbicides applied on their own.
    Type: Grant
    Filed: October 19, 2000
    Date of Patent: June 6, 2006
    Assignee: Aventis CropScience GmbH
    Inventors: Hermann Bieringer, Andreas van Almsick, Erwin Hacker, Lothar Willms
  • Patent number: 7057043
    Abstract: The invention relates to the preparation of compounds (I) in which A=H or acyl and R1, R2, R3, R, n, X, Y and Z are as defined in claim 1 by halogenation and rearrangement of compounds (II) (optionally salt) to give compounds (III) R*?OH, R**?NR1R2??(II) R*?NR1R2, R**?Cl??(III) R*?NR1R2, R**?NH2??(IV) a) ammonolysis of (III) to (IV), reduction of the nitro group and reaction with carbamate (salts) (VI) of the formula Ar—OCO—N(M)-Het, where Ar=phenyl, M=H or cation and Het=heterocycle from formula (I), to give compounds (I) (A=H), or b) ammonolysis of (III) to (IV), reaction with carbamate (salt) (VI) and reduction of resulting compounds (VII) at the NO2 group to give compounds (I) (A=H), or c) reaction of (III) with cyanates and amines (V) of the formula HNR3?Het and reduction of the resulting compound (VII) at the NO2 group to give compounds (I) (A=H) and optional acylation if A is to be other than H. Compounds of the formulae (I) (A=H), (III), (IV), (V), (VI) (M=cation) and (VII) are novel.
    Type: Grant
    Filed: September 8, 2004
    Date of Patent: June 6, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Gerhard Schnabel, Jan Vermehren, Lothar Willms
  • Publication number: 20060111240
    Abstract: Herbicide combinations (A)+(B), if appropriate in the presence of safeners, with an effective content of (A) broad-spectrum herbicides from the group (A1) glufosinate (salts) and related compounds (A2) glyphosate (salts) and related compounds such as sulfosate, (A3) imidazolinones, (A4) herbicidal azoles from the group of the protoporphyrinogen oxidase inhibitors (PPO inhibitors) (A5) cyclohexanedione herbicides and (A6) heteroaryloxyphenoxypropionic acid herbicides and (B) one or more herbicides from the group of the compounds consisting of (B0) one or more structurally different herbicides from the abovementioned group (A) or (B1) foliar- and soil-acting herbicides against monocotyledonous and dicotyledonous harmful plants or (B2) herbicides which can be employed selectively in maize against dicots, or (B3) foliar- and soil-acting herbicides which can be employed selectively in maize, predominantly against dicotyledonous harmful plants, or herbicides from several of groups (B0) to (B3) are suitable for cont
    Type: Application
    Filed: December 30, 2005
    Publication date: May 25, 2006
    Inventors: Erwin Hacker, Hermann Bieringer, Lothar Willms
  • Patent number: 7022650
    Abstract: A description is given of 4-trifluoromethylpyrazolyl-substituted pyridines and pyrimidines of formula (I) and of their use as herbicides. In this formula (I) R1, R2, R3 and R4 are various radicals, A is an aromatic or heteroaromatic radical, and Z is a nitrogen or carbon atom.
    Type: Grant
    Filed: July 24, 2003
    Date of Patent: April 4, 2006
    Assignee: Bayer CropScience GmbH
    Inventors: Michael Gerhard Hoffmann, Hendrik Helmke, Lothar Willms, Thomas Auler, Hermann Bieringer, Hubert Menne
  • Patent number: 7012040
    Abstract: Herbicide combinations (A)+(B), if appropriate in the presence of safeners, with an effective content of (A) broad-spectrum herbicides from the group (A1) glufosinate (salts) and related compounds (A2) glyphosate (salts) and related compounds such as sulfosate, (A3) imidazolinones, (A4) herbicidal azoles from the group of the protoporphyrinogen oxidase inhibitors (PPO inhibitors) (A5) cyclohexanedione herbicides and (A6) heteroaryloxyphenoxypropionic acid herbicides and (B) one or more herbicides from the group of the compounds consisting of (B0) one or more structurally different herbicides from the abovementioned group (A) or (B1) foliar- and soil-acting herbicides against monocotyledonous and dicotyledonous harmful plants or (B2) herbicides which can be employed selectively in maize against dicots, or (B3) foliar- and soil-acting herbicides which can be employed selectively in maize, predominantly against dicotyledonous harmful plants, ?or herbicides from several of groups (B0) to (B3) are suitab
    Type: Grant
    Filed: August 10, 1999
    Date of Patent: March 14, 2006
    Assignee: Hoechst Schering AgrEvo GmbH
    Inventors: Erwin Hacker, Hermann Bieringer, Lothar Willms
  • Patent number: 7002011
    Abstract: Compounds of the formula (I) or salts thereof are suitable for preparing active substances from the from the class of the aminotriazines of the formula (IV), for example herbicidal active substances. The compounds (I) can be prepared by chlorinating compounds of the formula (II) where, in the formulae, R1, R2, R3 and X are as defined in claim 1 and A and R have the meaning required in the active substances to be prepared, and they can be reacted with amines of the formula A—NH—R to give the active substances.
    Type: Grant
    Filed: July 2, 1999
    Date of Patent: February 21, 2006
    Assignee: Aventis CropScience GmbH
    Inventors: Jürgen Zindel, Jens Hollander, Klemens Minn, Lothar Willms
  • Publication number: 20060030485
    Abstract: There are described herbicidal compositions which comprise at least one herbicidally active compound of the formula (I) and at least one crop-plant-protecting compound as safener. In this formula (I), V is an optionally substituted radical selected from the group consisting of isoxazol-4-yl, pyrazol-4-yl, cyclohexane-1,3-dion-2-yl and 3-oxopropionitril-2-yl and R9 is nitro, amino, halogen or a carbon-containing radical.
    Type: Application
    Filed: October 7, 2005
    Publication date: February 9, 2006
    Inventors: Frank Ziemer, Lothar Willms, Hermann Bieringer, Erwin Hacker
  • Publication number: 20060014644
    Abstract: Compounds of the formula (I) or salts thereof in which R1 is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mentioned radicals is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, R2 is a group of the formula R0-Q0- in which R0 is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mentioned radicals is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, and Q is a direct bond or a divalent group of the formula —O— or —N(R#)—, where R# is a hydrogen atom, an acyl radical or a hydrocarbon radical and where the last-mentioned radical is unsubstituted or substituted and, including substituents, has from 1 to 30 carbon atoms, preferably from 1 to 20 carbon atoms, R3 is a hydrogen atom, a hydrocarbon radical or a heterocyclyl radical, where each of the two last-mention
    Type: Application
    Filed: September 12, 2005
    Publication date: January 19, 2006
    Inventors: Hansjorg Dietrich, Christian Waldraff, Lothar Willms, Hermann Bieringer, Christopher Rosinger, Felix Thurwachter, Thomas Auler