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).
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Publication number: 20250223522Abstract: 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: ApplicationFiled: January 9, 2025Publication date: July 10, 2025Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
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Patent number: 12221594Abstract: 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: GrantFiled: December 19, 2022Date of Patent: February 11, 2025Assignee: ECOLAB USA INC.Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
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Publication number: 20230124683Abstract: 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: ApplicationFiled: December 19, 2022Publication date: April 20, 2023Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
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Patent number: 11596288Abstract: 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: GrantFiled: May 26, 2017Date of Patent: March 7, 2023Assignee: Ecolab USA Inc.Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers
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Patent number: 11566207Abstract: 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: GrantFiled: July 16, 2021Date of Patent: January 31, 2023Assignee: Ecolab USA Inc.Inventors: Tobias Neil Foster, Dirk Kullwitz, Beana Pathicheril
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Publication number: 20210355413Abstract: 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: ApplicationFiled: July 16, 2021Publication date: November 18, 2021Inventors: TOBIAS NEIL FOSTER, Dirk Kullwitz, Beana Pathicheril
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Patent number: 10669510Abstract: 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: GrantFiled: February 21, 2019Date of Patent: June 2, 2020Assignee: Ecolab USA Inc.Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
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Patent number: 10519404Abstract: 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: GrantFiled: February 15, 2019Date of Patent: December 31, 2019Assignee: Ecolab USA Inc.Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
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Publication number: 20190177659Abstract: 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: ApplicationFiled: February 15, 2019Publication date: June 13, 2019Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
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Publication number: 20190177660Abstract: 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: ApplicationFiled: February 21, 2019Publication date: June 13, 2019Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
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Patent number: 10287535Abstract: 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: GrantFiled: April 15, 2014Date of Patent: May 14, 2019Assignee: Ecolab USA Inc.Inventors: Tobias Foster, Sven Klose, Dirk Kullwitz, Matthew Zurbey, Roger Stolte, Mark Peterson, Irwan Yunus, David Gohl
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Patent number: 10253278Abstract: 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: GrantFiled: April 11, 2018Date of Patent: April 9, 2019Assignee: Ecolab USA Inc.Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
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Patent number: 10246667Abstract: 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: GrantFiled: June 13, 2018Date of Patent: April 2, 2019Assignee: Ecolab USA Inc.Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
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Patent number: 10207861Abstract: 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: GrantFiled: July 25, 2016Date of Patent: February 19, 2019Assignee: Ecolab USA Inc.Inventors: Sarah Beyer, Henner Thoss, Christoph Maul, Dirk Kullwitz
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Publication number: 20180291310Abstract: 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: ApplicationFiled: June 13, 2018Publication date: October 11, 2018Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
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Publication number: 20180230403Abstract: 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: ApplicationFiled: April 11, 2018Publication date: August 16, 2018Inventors: DAVID DOTZAUER, TOBIAS FOSTER, DAVID W. GOHL, DIRK KULLWITZ, JOHN MANSERGH
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Patent number: 10017718Abstract: 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: GrantFiled: December 9, 2016Date of Patent: July 10, 2018Assignee: Ecolab USA Inc.Inventors: Tobias Foster, David W. Gohl, Sven Klose, Dirk Kullwitz, John Mansergh, Timothy Meier, Beana Pathicheril
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Patent number: 9969958Abstract: 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: GrantFiled: May 2, 2013Date of Patent: May 15, 2018Assignee: Ecolab USA Inc.Inventors: David Dotzauer, Tobias Foster, David W. Gohl, Dirk Kullwitz, John Mansergh
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Publication number: 20170325650Abstract: 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: ApplicationFiled: May 26, 2017Publication date: November 16, 2017Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers
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Patent number: 9661977Abstract: 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: GrantFiled: July 6, 2012Date of Patent: May 30, 2017Assignee: Ecolab USA Inc.Inventors: Dirk Kullwitz, Jeremy Nowak, Freek Schepers