Patents by Inventor Thomas Kröhl

Thomas Kröhl 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: 9913473
    Abstract: The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: April 30, 2012
    Date of Patent: March 13, 2018
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Martin Sukopp, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Patent number: 9451772
    Abstract: The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: January 22, 2013
    Date of Patent: September 27, 2016
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kroehl, Gerhard Cox, Martin Sukopp, Stefan Scherer, Antti Ojala, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Patent number: 9198412
    Abstract: The present invention relates to a method for enhancing the performance of a pesticide comprising the step of contacting an adjuvant and the pesticide, wherein the pesticide is present in a concentration of less than 10 wt % in the resulting composition containing the adjuvant and the pesticide, and wherein the adjuvant contains a guanidine of formula (A) as defined below, and/or a salt thereof. The invention also relates to a composition comprising an auxin-herbicide and said adjuvant; to a use of said adjuvant for enhancing the performance of a pesticide; and to a method of controlling undesired vegetation, which comprises allowing a herbicidal effective amount of said composition to act on plants, their habitat or on seed of said plants.
    Type: Grant
    Filed: April 25, 2012
    Date of Patent: December 1, 2015
    Assignee: BASF SE
    Inventors: Gerhard Schnabel, Marc Nolte, Mariano Ignacio Etcheverry, Gerhard Genari, Thomas Kroehl, Matthias Bratz, Terrance Cannan, Steven Bowe, Chad Brommer, John Frihauf, Charles W. Finch, Walter Thomas
  • Patent number: 8975292
    Abstract: The present invention relates to a method for controlling arthropods comprising the application of an aqueous gel which contains an insecticide, an attractant and a thickener, wherein the aqueous gel is applied in the form of spots on fruit trees. The invention further relates to an aqueous gel comprising an insecticide, an attractant, a thickener, a humectant and a feeding stimulant. The invention also relates to a concentrated gel for preparing the aqueous gel.
    Type: Grant
    Filed: January 21, 2011
    Date of Patent: March 10, 2015
    Assignee: BASF SE
    Inventors: Claude Taranta, Tatjana Levy, Ouidad Benlahmar, Marc Nolte, Thomas Kröhl, Christoph Randt, Thomas Bork, Wolfgang Meier, Clark D. Klein, Tiffany Hennessey
  • Patent number: 8791046
    Abstract: The present invention relates to a crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: July 29, 2014
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Publication number: 20140171319
    Abstract: The invention relates to a liquid aqueous composition, which has a pH value of at least 7.0, comprising a pesticide and a base selected from an alkali salt of hydrogencarbonate; a method for preparing said composition comprising a step of contacting a pesticide and a base selected from an alkali salt of hydrogencarbonate; and a method of combating harmful insects and/or phytopathogenic fungi, which comprises contacting plants, seed, soil or habitat of plants in or on which the harmful insects and/or phytopathogenic fungi are growing or may grow, plants, seed or soil to be protected from attack or infestation by said harmful insects and/or phytopathogenic fungi with an effective amount of the composition.
    Type: Application
    Filed: July 17, 2012
    Publication date: June 19, 2014
    Applicant: BASF SE
    Inventors: Gerhard Schnabel, Marc Nolte, Mariano Ignacio Etcheverry, Gerhard Genari, Thomas Kroehl, Matthias Bratz, Terrance Cannan, Steven Bowe, Chad Brommer, John Frihauf, Charles W. Finch, Walter Thomas
  • Publication number: 20140080706
    Abstract: The present invention relates to a method of controlling undesired vegetation, and/or phytopathogenic fungi and/or undesired insect attack and/or regulating the growth of plants, which comprises the steps of A) preparing an aqueous tank mix which has a tank mix acidity of at least pH 5.0 comprising contacting a pesticide formulation, water, a base, and optionally an auxiliary; and B) allowing a pesticidal effective amount of said tank mix to act on crops, their habitat, on the undesired vegetation, on the respective pests, and/or on seed of said crops. It also relates to a use of a base for preparing an aqueous tank mix as defined in any of claims 1 to 10 which a tank mix acidity of at least pH 5.0.
    Type: Application
    Filed: May 25, 2012
    Publication date: March 20, 2014
    Applicant: BASF SE
    Inventors: Gerhard Schnabel, Marc Nolte, Mariano Ignacio Etcheverry, Gerhard Genari, Thomas Kröhl, Matthias Bratz, Terrance M. Cannan, Steven Bowe, Chad Brommer, John Frihauf, Charles W. Finch, Walter Thomas
  • Publication number: 20140066309
    Abstract: The present invention relates to a method for enhancing the performance of a pesticide comprising the step of contacting an adjuvant and the pesticide, wherein the pesticide is present in a concentration of less than 10 wt % in the resulting composition containing the adjuvant and the pesticide, and wherein the adjuvant contains a guanidine of formula (A) as defined below, and/or a salt thereof. The invention also relates to a composition comprising an auxin-herbicide and said adjuvant; to a use of said adjuvant for enhancing the performance of a pesticide; and to a method of controlling undesired vegetation, which comprises allowing a herbicidal effective amount of said composition to act on plants, their habitat or on seed of said plants.
    Type: Application
    Filed: April 25, 2012
    Publication date: March 6, 2014
    Applicant: BASF SE
    Inventors: Gerhard Schnabel, Marc Nolte, Mariano Ignacio Etcheverry, Gerhard Genari, Thomas Kroehl, Matthias Bratz, Terrance Cannan, Steven Bowe, Chad Brommer, John Frihauf, Charles W. Finch, Walter Thomas
  • Publication number: 20130137571
    Abstract: The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Application
    Filed: January 22, 2013
    Publication date: May 30, 2013
    Applicant: BASF SE
    Inventors: Heidi Emilia SAXELL, Peter ERK, Claude TARANTA, Thomas KROEHL, Gerhard COX, Martin SUKOPP, Stefan SCHERER, Antti OJALA, Gautam R. DESIRAJU, Rahul BANERJEE, Prashant M. BHATT
  • Patent number: 8404734
    Abstract: The present invention relates to novel crystalline modifications of pyraclostrobin, to processes for their preparation and to the use of the novel modifications for preparing crop protection compositions.
    Type: Grant
    Filed: September 16, 2010
    Date of Patent: March 26, 2013
    Assignee: BASF SE
    Inventors: Hans Ziegler, Winfried Mayer, Thomas Kroehl, Karl-Heinrich Schneider, Gerhard Cox, Peter Erk, Uwe Josef Vogelbacher, Rainer Noack, Roland Goetz, Joerg Wuckelt, Matthias Rauls
  • Patent number: 8383664
    Abstract: The present invention relates to a crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: February 26, 2013
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Martin Sukopp, Stefan Scherer, Antti Ojala, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Publication number: 20120225776
    Abstract: The present invention relates to a novel crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Application
    Filed: April 30, 2012
    Publication date: September 6, 2012
    Applicant: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Martin Sukopp, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Patent number: 8188136
    Abstract: The present invention relates to a crystalline modification of fipronil, to process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: May 29, 2012
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Martin Sukopp, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Patent number: 8063092
    Abstract: The present invention relates to a crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Grant
    Filed: November 5, 2007
    Date of Patent: November 22, 2011
    Assignee: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt
  • Patent number: 8017556
    Abstract: The present invention relates to crystalline forms of [3-(4,5-dihydro-3-isoxazolyl)-2- methyl-4-(methylsulfonyl)phenyl]-(5-hydroxy-1-methyl-1 H-pyrazol-4-yl)methanone, which is also known under the common name topramezone. The invention also relates to a process for the preparation of these crystalline forms and formulations for plant protection which comprise one of these crystalline forms of topramezone.
    Type: Grant
    Filed: July 4, 2008
    Date of Patent: September 13, 2011
    Assignee: BASF SE
    Inventors: Joachim Gebhardt, Peter Erk, Heidi Emilia Saxell, Thomas Kroehl, Matthias Bratz
  • Publication number: 20110184040
    Abstract: The present invention relates to a method for controlling arthropods comprising the application of an aqueous gel which contains an insecticide, an attractant and a thickener, wherein the aqueous gel is applied in the form of spots on fruit trees. The invention further relates to an aqueous gel comprising an insecticide, an attractant, a thickener, a humectant and a feeding stimulant. The invention also relates to a concentrated gel for preparing the aqueous gel.
    Type: Application
    Filed: January 21, 2011
    Publication date: July 28, 2011
    Applicant: BASF SE
    Inventors: Claude Taranta, Tatjana Levy, Ouidad Benlahmar, Marc Nolte, Thomas Kröhl, Christoph Randt, Thomas Bork, Wolfgang Meier, Clark D. Klein, Tiffany Hennessey
  • Publication number: 20110054000
    Abstract: The present invention relates to novel crystalline modifications of pyraclostrobin, to processes for their preparation and to the use of the novel modifications for preparing crop protection compositions.
    Type: Application
    Filed: September 16, 2010
    Publication date: March 3, 2011
    Applicant: BASF SE
    Inventors: Hans ZIEGLER, Winfried MAYER, Thomas KRÖHL, Karl-Heinrich SCHNEIDER, Gerhard COX, Peter ERK, Uwe Josef VOGELBACHER, Rainer NOACK, Roland GÖTZ, Jörg WUCKELT, Matthias RAULS
  • Patent number: 7816392
    Abstract: The present invention relates to novel crystalline modifications of pyraclostrobin, to processes for their preparation and to the use of the novel modifications for preparing crop protection compositions.
    Type: Grant
    Filed: June 19, 2006
    Date of Patent: October 19, 2010
    Assignee: BASF Aktiengesellschaft
    Inventors: Hans Ziegler, Winfried Mayer, Thomas Kröhl, Karl-Heinrich Schneider, Gerhard Cox, Peter Erk, Uwe Josef Vogelbacher, Rainer Noack, Roland Götz, Jörg Wuckelt, Matthias Rauls
  • Publication number: 20100197502
    Abstract: The present invention relates to crystalline forms of [3-(4,5-dihydro-3-isoxazolyl)-2-methyl-4-(methylsulfonyl)phenyl]-(5-hydroxy-1-methyl-1 H-pyrazol-4-yl)methanone, which is also known under the common name topramezone. The invention also relates to a process for the preparation of these crystalline forms and formulations for plant protection which comprise one of these crystalline forms of topramezone.
    Type: Application
    Filed: July 4, 2008
    Publication date: August 5, 2010
    Applicant: BASF SE
    Inventors: Joachim Gebhardt, Peter Erk, Heidi Emilia Saxell, Thomas Kroehl, Matthias Bratz
  • Publication number: 20100105752
    Abstract: The present invention relates to a crystalline modification of fipronil, to a process for the preparation of the same, to pesticidal and parasiticidal mixtures and compositions comprising said crystalline modification and to their use for combating pests and parasites.
    Type: Application
    Filed: November 5, 2007
    Publication date: April 29, 2010
    Applicant: BASF SE
    Inventors: Heidi Emilia Saxell, Peter Erk, Claude Taranta, Thomas Kröhl, Gerhard Cox, Gautam R. Desiraju, Rahul Banerjee, Prashant M. Bhatt