Patents by Inventor Dirk Kullwitz

Dirk Kullwitz 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).

  • Publication number: 20230124683
    Abstract: The present invention relates to an aqueous composition for removing soils from a surface to be cleaned, formed from water, a detergent mixture and a rinse aid, wherein the detergent mixture comprises a peroxidation catalyst and wherein the rinse aid comprises an oxygen source. Such a composition may provide a more effective cleaning behaviour. The present invention further relates to a method for removing soil from a surface to be cleaned comprising applying to the surface to be cleaned a composition according to the invention.
    Type: Application
    Filed: December 19, 2022
    Publication date: April 20, 2023
    Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
  • Patent number: 11596288
    Abstract: A washing system for determining an operating state of a dishwasher comprises a dishwasher, in particular wherein the dishwasher comprises a dishwasher interface, a dispenser unit, in particular wherein the dispenser unit comprises a dispenser interface, wherein the dispenser unit is connected to the dishwasher for dosing a detergent to the dishwasher, a logic unit, in particular wherein the logic unit is connectable to the dishwasher interface and the dispenser interface, and a current sensor for measuring an electrical current consumed by the dishwasher, wherein the current sensor is connected to the logic unit. By replacing costly water meters by a current sensor, the cost efficiency of the washing system may be increased. In addition, the assembling and maintenance effort of the washing system may be reduced.
    Type: Grant
    Filed: May 26, 2017
    Date of Patent: March 7, 2023
    Assignee: Ecolab USA Inc.
    Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers
  • Patent number: 11566207
    Abstract: The present invention relates to a an aqueous composition for removing soils from a surface to be cleaned, formed from water, a detergent mixture and a rinse aid, wherein the detergent mixture comprises a peroxidation catalyst and wherein the rinse aid comprises an oxygen source. Such a composition may provide a more effective cleaning behaviour. The present invention further relates to a method for removing soil from a surface to be cleaned comprising applying to the surface to be cleaned a composition according to the invention.
    Type: Grant
    Filed: July 16, 2021
    Date of Patent: January 31, 2023
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
  • Publication number: 20210355413
    Abstract: The present invention relates to a an aqueous composition for removing soils from a surface to be cleaned, formed from water, a detergent mixture and a rinse aid, wherein the detergent mixture comprises a peroxidation catalyst and wherein the rinse aid comprises an oxygen source. Such a composition may provide a more effective cleaning behaviour. The present invention further relates to a method for removing soil from a surface to be cleaned comprising applying to the surface to be cleaned a composition according to the invention.
    Type: Application
    Filed: July 16, 2021
    Publication date: November 18, 2021
    Inventors: TOBIAS NEIL FOSTER, Dirk Kullwitz, Beana Pathicheril
  • Patent number: 10669510
    Abstract: The invention provides a concentrated detergent composition comprising alkali metal carbonate, alkali metal percarbonate, and a peroxidation catalyst according to formula (I) [(LpMq)nXr]Ys, wherein each L independently is an organic ligand containing at least three nitrogen atoms that coordinate with the metal M; M is Mn or Fe; each X independently is a coordinating or bridging group selected from the group consisting of H2O, OH?, SH?, HO2?, O2?, O22?, S2?, F?, Cl?, Br?, I?, NO3?, NO2?, SO42?, SO32?, PO43?, N3?, CN?, NR3, NCS?, RCN, RS?, RCO2?, RO?, and with R being hydrogen or a C1 to C6 alkyl group; p is an integer from 1 to 4; q is an integer from 1 to 2; r is an integer from 0 to 6; Y is a counter ion; and s is the number of counter ions. The invention also relates to the use of said concentrated detergent composition as a warewashing detergent for the removal of starch soil.
    Type: Grant
    Filed: February 21, 2019
    Date of Patent: June 2, 2020
    Assignee: Ecolab USA Inc.
    Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
  • Patent number: 10519404
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Grant
    Filed: February 15, 2019
    Date of Patent: December 31, 2019
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Publication number: 20190177659
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Application
    Filed: February 15, 2019
    Publication date: June 13, 2019
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Publication number: 20190177660
    Abstract: The invention provides a concentrated detergent composition comprising alkali metal carbonate, alkali metal percarbonate, and a peroxidation catalyst according to formula (I) [(LpMq)nXr]Ys, wherein each L independently is an organic ligand containing at least three nitrogen atoms that coordinate with the metal M; M is Mn or Fe; each X independently is a coordinating or bridging group selected from the group consisting of H2O, OH?, SH?, HO2?, O2?, O22?, S2?, F?, Cl?, Br?, I?, NO3?, NO2?, SO42?, SO32?, PO43?, N3?, CN?, NR3, NCS?, RCN, RS?, RCO2?, RO?, and with R being hydrogen or a C1 to C6 alkyl group; p is an integer from 1 to 4; q is an integer from 1 to 2; r is an integer from 0 to 6; Y is a counter ion; and s is the number of counter ions. The invention also relates to the use of said concentrated detergent composition as a warewashing detergent for the removal of starch soil.
    Type: Application
    Filed: February 21, 2019
    Publication date: June 13, 2019
    Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
  • Patent number: 10287535
    Abstract: The present invention relates to a solid block comprising a solidified material, characterized in that the solid block comprises one or more domains of prismatic or cylindrical shape extending between two parallel surfaces of the solid block from one surface to the other, wherein the solidified powder inside the one or more domains and the solidified powder outside the one or more domains each comprises one or more chemical substances, and wherein the chemical composition of the solidified powder inside the one or more domains is different from the chemical composition of the solidified powder outside the one or more domains. The present invention further relates to methods for producing such solid block. The present invention also relates to the use of such solid block as detergent in warewashing applications.
    Type: Grant
    Filed: April 15, 2014
    Date of Patent: May 14, 2019
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Foster, Sven Klose, Dirk Kullwitz, Matthew Zurbey, Roger Stolte, Mark Peterson, Irwan Yunus, David Gohl
  • Patent number: 10253278
    Abstract: The invention provides a concentrated detergent composition comprising alkali metal carbonate, alkali metal percarbonate, and a peroxidation catalyst according to formula (I) [(LpMq)nXr]Ys, wherein each L independently is an organic ligand containing at least three nitrogen atoms that coordinate with the metal M; M is Mn or Fe; each X independently is a coordinating or bridging group selected from the group consisting of H2O, OH?, SH?, HO2?, O2?, O22?, S2?, F?, Cl?, Br?, I?, NO3?, NO2?, SO42?, SO32?, PO43?, N3?, CN?, NR3, NCS?, RCN, RS?, RCO2?, RO?, and with R being hydrogen or a C1 to C6 alkyl group; p is an integer from 1 to 4; q is an integer from 1 to 2; r is an integer from 0 to 6; Y is a counter ion; and s is the number of counter ions. The invention also relates to the use of said concentrated detergent composition as a warewashing detergent for the removal of starch soil.
    Type: Grant
    Filed: April 11, 2018
    Date of Patent: April 9, 2019
    Assignee: Ecolab USA Inc.
    Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
  • Patent number: 10246667
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Grant
    Filed: June 13, 2018
    Date of Patent: April 2, 2019
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Patent number: 10207861
    Abstract: Packaging concepts include a product packaging (10) for a solid product block (14), in particular for a dispenser system. The packaging includes a wrapping (12) comprising a top (16), sides (20), and a bottom (18), forming a cavity with an opening (22) configured and arranged to receive the solid product block (14), a mesh (26) covering the opening (22) fluid-permeable, and a lid (28) attached removably to the mesh (26) in a closed position for sealing the opening (22) of the wrapping means (12). The product packaging (10) improves the safe handling of the solid product block (14).
    Type: Grant
    Filed: July 25, 2016
    Date of Patent: February 19, 2019
    Assignee: Ecolab USA Inc.
    Inventors: Sarah Beyer, Henner Thoss, Christoph Maul, Dirk Kullwitz
  • Publication number: 20180291310
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Application
    Filed: June 13, 2018
    Publication date: October 11, 2018
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Publication number: 20180230403
    Abstract: The invention provides a concentrated detergent composition comprising alkali metal carbonate, alkali metal percarbonate, and a peroxidation catalyst according to formula (I) [(LpMq)nXr]Ys, wherein each L independently is an organic ligand containing at least three nitrogen atoms that coordinate with the metal M; M is Mn or Fe; each X independently is a coordinating or bridging group selected from the group consisting of H2O, OH?, SH?, HO2?, O2?, O22?, S2?, F?, Cl?, Br?, I?, NO3?, NO2?, SO42?, SO32?, PO43?, N3?, CN?, NR3, NCS?, RCN, RS?, RCO2?, RO?, and with R being hydrogen or a C1 to C6 alkyl group; p is an integer from 1 to 4; q is an integer from 1 to 2; r is an integer from 0 to 6; Y is a counter ion; and s is the number of counter ions. The invention also relates to the use of said concentrated detergent composition as a warewashing detergent for the removal of starch soil.
    Type: Application
    Filed: April 11, 2018
    Publication date: August 16, 2018
    Inventors: DAVID DOTZAUER, TOBIAS FOSTER, DAVID W. GOHL, DIRK KULLWITZ, JOHN MANSERGH
  • Patent number: 10017718
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Grant
    Filed: December 9, 2016
    Date of Patent: July 10, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Patent number: 9969958
    Abstract: The invention provides a concentrated detergent composition comprising alkali metal carbonate, alkali metal percarbonate, and a peroxidation catalyst according to formula (I) [(LpMq)nXr]Ys, wherein each L independently is an organic ligand containing at least three nitrogen atoms that coordinate with the metal M; M is Mn or Fe; each X independently is a coordinating or bridging group selected from the group consisting of H2O, OH?, SH?, HO2?, O2?, O22?, S2?, F?, Cl?, Br?, I?, NO3?, NO2?, SO42?, SO32?, PO43?, N3?, CN?, NR3, NCS?, RCN, RS?, RCO2?, RO?, and with R being hydrogen or a C1 to C6 alkyl group; p is an integer from 1 to 4; q is an integer from 1 to 2; r is an integer from 0 to 6; Y is a counter ion; and s is the number of counter ions. The invention also relates to the use of said concentrated detergent composition as a warewashing detergent for the removal of starch soil.
    Type: Grant
    Filed: May 2, 2013
    Date of Patent: May 15, 2018
    Assignee: Ecolab USA Inc.
    Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
  • Publication number: 20170325650
    Abstract: A washing system for determining an operating state of a dishwasher comprises a dishwasher, in particular wherein the dishwasher comprises a dishwasher interface, a dispenser unit, in particular wherein the dispenser unit comprises a dispenser interface, wherein the dispenser unit is connected to the dishwasher for dosing a detergent to the dishwasher, a logic unit, in particular wherein the logic unit is connectable to the dishwasher interface and the dispenser interface, and a current sensor for measuring an electrical current consumed by the dishwasher, wherein the current sensor is connected to the logic unit. By replacing costly water meters by a current sensor, the cost efficiency of the washing system may be increased. In addition, the assembling and maintenance effort of the washing system may be reduced.
    Type: Application
    Filed: May 26, 2017
    Publication date: November 16, 2017
    Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers
  • Patent number: 9661977
    Abstract: A washing system for determining an operating state of a dishwasher (12) comprises a dishwasher (12), in particular wherein the dishwasher (12) comprises a dishwasher interface (14), a dispenser unit (26), in particular wherein the dispenser unit (26) comprises a dispenser interface (28), wherein the dispenser unit (26) is connected to the dishwasher (12) for dosing a detergent to the dishwasher (12), a logic unit (30), in particular wherein the logic unit (30) is connectable to the dishwasher interface (14) and the dispenser interface (28), and a current sensor (24) for measuring an electrical current consumed by the dishwasher (12), wherein the current sensor (24) is connected to the logic unit (30). By replacing costly water meters by a current sensor (24), the cost efficiency of the washing system (10) may be increased. In addition, the assembling and maintenance effort of the washing system (10) may be reduced.
    Type: Grant
    Filed: July 6, 2012
    Date of Patent: May 30, 2017
    Assignee: Ecolab USA Inc.
    Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers
  • Publication number: 20170088799
    Abstract: The invention relates to a concentrated detergent composition comprising an alkali metal carbonate, methylglycinediacetic acid, glutamic acid N,N-diacetic acid, and alkali metal tripolyphosphate. The composition is particularly suited to remove tea and coffee soil in warewashing applications.
    Type: Application
    Filed: December 9, 2016
    Publication date: March 30, 2017
    Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
  • Publication number: 20170029749
    Abstract: The present invention relates to a solid block comprising a solidified material, characterized in that the solid block comprises one or more domains of prismatic or cylindrical shape extending between two parallel surfaces of the solid block from one surface to the other, wherein the solidified powder inside the one or more domains and the solidified powder outside the one or more domains each comprises one or more chemical substances, and wherein the chemical composition of the solidified powder inside the one or more domains is different from the chemical composition of the solidified powder outside the one or more domains. The present invention further relates to methods for producing such solid block. The present invention also relates to the use of such solid block as detergent in warewashing applications.
    Type: Application
    Filed: April 15, 2014
    Publication date: February 2, 2017
    Inventors: Tobias Foster, Sven Klose, Dirk Kullwitz, Matthew Zurbey, Roger Stolte, Mark Peterson, Irwan Yunus, David Gohl