Patents by Inventor Rex Liebl

Rex Liebl 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: 11116213
    Abstract: The present invention relates to a herbicidal composition comprising pethoxamid. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: September 14, 2021
    Assignee: BASF AGRO B.V.
    Inventors: Helmut Kraus, Bernd Sievernich, Mariano Etcheverry, Richard R. Evans, Ryan Louis Nielson, Cyrill Zagar, Rex A. Liebl
  • Patent number: 10897898
    Abstract: The present invention relates to a herbicidal composition comprising at least one chloroacetamide selected from acetochlor and pretilachlor. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: January 26, 2021
    Assignee: BASF AGRO B.V.
    Inventors: Helmut Kraus, Bernd Sievernich, Mariano Etcheverry, Richard R. Evans, Ryan Louis Nielson, Cyrill Zagar, Rex A. Liebl
  • Patent number: 10897903
    Abstract: A method for controlling the growth of PPO resistant weeds, which comprises contacting the weed, parts of it, its propagation material or its habitat, with compounds of formula (I) wherein the variables are defined as given in the description and claims; wherein the PPO resistant weeds are weeds, that are resistant to PPO-inhibiting herbicides except the compounds of formula (I).
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: January 26, 2021
    Assignee: BASF SE
    Inventors: Gregory Armel, Steven Joseph Bowe, Joseph Zawierucha, David Shane Hennigh, Rex A. Liebl, Cyrill Zagar
  • Patent number: 10813356
    Abstract: The present invention relates to a herbicidal composition comprising dimethenamid or dimethenamid-P. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Grant
    Filed: June 30, 2016
    Date of Patent: October 27, 2020
    Assignee: BASF AGRO B.V.
    Inventors: Helmut Kraus, Bernd Sievernich, Mariano Etcheverry, Richard R. Evans, Ryan Louis Nielson, Cyrill Zagar, Rex A. Liebl
  • Publication number: 20200054008
    Abstract: The present invention relates to a herbicidal composition comprising pethoxamid. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200054010
    Abstract: The present invention relates to a herbicidal composition comprising imazamox, any of its individual isomers or agriculturally acceptable salts, esters or amides thereof. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200054009
    Abstract: The present invention relates to a herbicidal composition comprising at least one chloroacetamide selected from acetochlor and pretilachlor. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200054015
    Abstract: The present invention relates to a herbicidal composition comprising saflufenacil. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200054014
    Abstract: The present invention relates to a herbicidal composition comprising specific inhibitors of protoporphyrinogen oxidase (PPO inhibitors) selected from flumioxazin and sulfentrazone. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200054016
    Abstract: The present invention relates to a herbicidal composition comprising specific pigment synthesis inhibitors selected from beflubutamide, flurtamone and clomazone. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: March 22, 2019
    Publication date: February 20, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20200029562
    Abstract: The present invention relates to a herbicidal composition comprising specific quinolinecarboxylic acids selected from quinclorac and quinmerac. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: July 6, 2016
    Publication date: January 30, 2020
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Patent number: 10506809
    Abstract: The present invention relates to a herbicidal combination which comprises: a) a herbicide A which is 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyrimidinyl]-4-fluoro-N-[[methyl-(1-methylethyl)-amino]sulfonyl]benzamide, b) a herbicide B which is glufosinate or one of its salts, and c) at least one herbicide C different from herbicides A and B which is selected from C.1) herbicides of the group of acetolactate synthase inhibitors which are selected from the group of triazolopyrimidine herbicides, sulfonylamino-carbonyl-triazolinone herbicides and pyrimidinyl(thio) benzoate herbicides, C.2) herbicides of the group of protoporphyrinogen oxidase inhibitors, C.3) herbicides of the group of synthetic auxins, C.4) herbicides of the group of microtubule inhibitors, C.5) herbicides of the group of acetyl-CoA carboxylase inhibitors, C.6) herbicides of the group of photosystem II inhibitors, C.7) herbicides of the group of pigment synthesis inhibitors, and C.
    Type: Grant
    Filed: January 14, 2016
    Date of Patent: December 17, 2019
    Assignee: BASF SE
    Inventors: Dario Massa, Richard Evans, Matthias Witschel, Tobias Seiser, Rex Liebl, Alexandre Frateschi
  • Patent number: 10477863
    Abstract: The present invention relates to the use of a herbicidal composition comprising as component A) 4-(2,4-dichlorophenoxy)butanoic acid or salts or esters thereof and as component B) 3,6-dichloro-2-methoxybenzoic acid or salts or esters thereof for controlling unwanted vegetation in crop plants. The present invention also relates to a method for controlling unwanted vegetation in crop plants, which comprises allowing a composition comprising said components A) and B) to act on plants, their seeds and/or their habitat.
    Type: Grant
    Filed: August 3, 2016
    Date of Patent: November 19, 2019
    Assignee: BASF SE
    Inventors: Gregory Armel, Rex A. Liebl, Steven Joseph Bowe, Glenn W. Oliver
  • Patent number: 10375959
    Abstract: The present invention relates to a herbicidal combination which comprises: a) a herbicide A which is 2-chloro-5-[3,6-dihydro-3-methyl-2,6-dioxo-4-(trifluoromethyl)-1-(2H)-pyrimidinyl]-4-fluoro-N-[[methyl-(1-methylethyl)-amino]sulfonyl]benzamide, b) a single herbicide B selected from sulfentrazone, flumioxazin, dicamba and their salts and esters, and c) at least one herbicide C different from herbicides A and B which is selected from C.1) herbicides of the group of acetolactate synthase inhibitors, C.2) herbicides of the group of protoporphyrinogen oxidase inhibitors, C.3) herbicides of the group of synthetic auxins, C.4) herbicides of the group of microtubule inhibitors, C.5) herbicides of the group of acetyl-CoA carboxylase inhibitors, C.6) herbicides of the group of photosystem II inhibitors, C.7) herbicides of the group of pigment synthesis inhibitors, and C.
    Type: Grant
    Filed: January 21, 2016
    Date of Patent: August 13, 2019
    Assignee: BASF Agro B.V.
    Inventors: Dario Massa, Richard Evans, Tobias Seiser, Matthias Witschel, Rex Liebl, Alexandre Frateschi
  • Publication number: 20190208784
    Abstract: A method for controlling the growth of PPO resistant weeds, which comprises contacting the weed, parts of it, its propagation material or its habitat, with compounds of formula (I) wherein the variables are defined as given in the description and claims; wherein the PPO resistant weeds are weeds, that are resistant to PPO-inhibiting herbicides except the compounds of formula (I)
    Type: Application
    Filed: May 22, 2017
    Publication date: July 11, 2019
    Inventors: Gregory ARMEL, Steven Joseph BOWE, Joseph ZAWIERUCHA, David Shane HENNIGH, Rex A. LIEBL, Cyrill ZAGAR
  • Patent number: 10174336
    Abstract: The present invention provides saflufenacil-tolerant plants. The present invention also provides methods for controlling the growth of weeds by applying saflufenacil to which the saflufenacil-tolerant plants of the invention are tolerant. Plants of the invention express a cytochrome P450 polypeptide, the expression of which confers, to the plants, tolerance to the saflufenacil.
    Type: Grant
    Filed: January 7, 2011
    Date of Patent: January 8, 2019
    Inventors: Scots L. Mankin, Dale R. Carlson, Rex Liebl, Jill Stevenson-Paulik, Maciej Pasternak, Annegret Welzel
  • Publication number: 20180368411
    Abstract: The present invention relates to methods and uses for controlling herbicide resistant or tolerant weed species by applying the herbicidal compound (±)-2-exo-(2-Methylbenzyloxy)-1-methyl-4-isopropyl-7-oxabicyclo[2.2.1]heptane, any of its individual enantiomers or any non-racemic mixture thereof. The methods and uses are particularly suitable for the protection of crops. The invention also relates to specific herbicidal compositions comprising said herbicidal compound.
    Type: Application
    Filed: July 6, 2016
    Publication date: December 27, 2018
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Andreas LANDES, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20180242580
    Abstract: The present invention relates to the use of a herbicidal composition comprising as component A) 4-(2,4-dichlorophenoxy)butanoic acid or salts or esters thereof and as component B) 3,6-dichloro-2-methoxybenzoic acid or salts or esters thereof for controlling unwanted vegetation in crop plants. The present invention also relates to a method for controlling unwanted vegetation in crop plants, which comprises allowing a composition comprising said components A) and B) to act on plants, their seeds and/or their habitat.
    Type: Application
    Filed: August 3, 2016
    Publication date: August 30, 2018
    Inventors: Gregory ARMEL, Rex A. LIEBL, Steven Joseph BOWE, Glenn W. OLIVER
  • Publication number: 20180199572
    Abstract: The present invention relates to a herbicidal composition comprising metolachlor or S-metolachlor. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: July 4, 2016
    Publication date: July 19, 2018
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL
  • Publication number: 20180199568
    Abstract: The present invention relates to a herbicidal composition comprising pethoxamid. The invention also relates to methods and uses for controlling undesirable vegetation, in particular in crops.
    Type: Application
    Filed: July 6, 2016
    Publication date: July 19, 2018
    Inventors: Helmut KRAUS, Bernd SIEVERNICH, Mariano ETCHEVERRY, Richard R. EVANS, Ryan Louis NIELSON, Cyrill ZAGAR, Rex A. LIEBL