Patents by Inventor Steven E. Lentsch

Steven E. Lentsch 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: 20180320111
    Abstract: Phosphorus-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the phosphorus-free detergent compositions for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the phosphorus-free detergent compositions are also provided.
    Type: Application
    Filed: July 9, 2018
    Publication date: November 8, 2018
    Inventors: Erin Jane Dahlquist Howlett, Carter Martin Silvernail, Steven E. Lentsch, Terrence P. Everson
  • Publication number: 20180282670
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces and enhance protein removal from the treated surfaces. Beneficially the detergent compositions have a concentrate pH less than about 11.5. The detergent compositions are used with a sanitizer to employ the low alkaline detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the low alkaline detergent compositions are also provided.
    Type: Application
    Filed: June 4, 2018
    Publication date: October 4, 2018
    Inventors: Erin Jane Dahlquist, Steven E. Lentsch, Terrence P. Everson, Carter M. Silvernail
  • Patent number: 10059910
    Abstract: Methods for use of enzymes for sustainable wash water maintenance are disclosed. The invention relates to use of enzymes for removing soils from wash water sources in a variety of cleaning applications. The invention cleans wash water sources, prevents the re-deposition of soils on treated surfaces and enhances detergency. Methods of wash water maintenance according to the invention provide sustainable practices by improving water quality and minimizing water and energy consumption in wash systems.
    Type: Grant
    Filed: June 10, 2016
    Date of Patent: August 28, 2018
    Assignee: ECOLAB USA INC.
    Inventors: Sara Peters, Steven E. Lentsch
  • Patent number: 10047325
    Abstract: Phosphorus-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the phosphorus-free detergent compositions for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the phosphorus-free detergent compositions are also provided.
    Type: Grant
    Filed: May 25, 2016
    Date of Patent: August 14, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Erin Jane Dahlquist Howlett, Carter M. Silvernail, Steven E. Lentsch, Terrence P. Everson
  • Patent number: 10035977
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the caustic-free detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the caustic-free detergent compositions are also provided.
    Type: Grant
    Filed: November 13, 2015
    Date of Patent: July 31, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Erin Jane Dahlquist Howlett, Steven E. Lentsch, Terrence P. Everson, Carter M. Silvernail
  • Patent number: 10011809
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces and enhance protein removal from the treated surfaces. Beneficially the detergent compositions have a concentrate pH less than about 11.5. The detergent compositions are used with a sanitizer to employ the low alkaline detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the low alkaline detergent compositions are also provided.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: July 3, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Erin Jane Dahlquist, Steven E. Lentsch, Terrence P. Everson, Carter M. Silvernail
  • Publication number: 20180103636
    Abstract: The present invention relates to compositions including medium chain peroxycarboxylic acid, methods for making these compositions, and methods for reducing the population of a microorganism. The compositions can include advantageously high levels of the medium chain peroxycarboxylic acid, can be readily made, and/or can exhibit reduced odor.
    Type: Application
    Filed: December 19, 2017
    Publication date: April 19, 2018
    Inventors: Victor F. Man, Joshua P. Magnuson, Steven E. Lentsch
  • Patent number: 9944889
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the caustic-free detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the caustic-free detergent compositions are also provided.
    Type: Grant
    Filed: January 11, 2017
    Date of Patent: April 17, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Erin Dahlquist Howlett, Steven E. Lentsch, Terrence P. Everson, Carter Martin Silvernail
  • Publication number: 20180100126
    Abstract: A cleaning composition is provided including an alkalinity source, builder, surfactant, water, a reducing agent and amylase in the ratio of from about 1:1 to about 1:3 wherein the total amount of amylase in the composition is equal to or less than about 1.0 weight percent; and wherein the composition is substantially free of polyols, alkanolamine, phosphates, and boric acid. A method of presoaking soiled substrates is further provided. The method including the steps of providing presoak solution to a soiled substrate at a temperature of between about 65.5° C. up to about 80° C., the presoak solution including the provided composition; draining the presoak solution from the substrate; providing a detergent to a soiled substrate including the composition of the present invention; and removing or draining the detergent; and rinsing the substrate with water.
    Type: Application
    Filed: December 13, 2017
    Publication date: April 12, 2018
    Inventors: MICHAEL S. RISCHMILLER, KIM R. SOLOMON, SARA PETERS, STEVEN E. LENTSCH
  • Patent number: 9920281
    Abstract: A soil resistant laminate composition and a soil resistant treatment use composition are provided. In particular, a laminate composition comprising a multilayer composition of a clean surface and a dried layer of a soil resistant agent are disclosed. Soil resistant agents according to the invention include copolymers of a maleic/olefin, an olefin/acrylate and combinations thereof and are suitable for delivery with a water or other organic solvent carrier. A kit and methods for treating a clean surface using a soil resistant laminate composition and a soil resistant treatment use composition are provided by the present invention.
    Type: Grant
    Filed: November 28, 2011
    Date of Patent: March 20, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Kim R. Smith, Erik C. Olson, Keith E. Olson, Steven E. Lentsch, Minyu Li, Catherine Hanson, Andrew Wold
  • Patent number: 9888684
    Abstract: The present invention relates to compositions including medium chain peroxycarboxylic acid, methods for making these compositions, and methods for reducing the population of a microorganism. The compositions can include advantageously high levels of the medium chain peroxycarboxylic acid, can be readily made, and/or can exhibit reduced odor.
    Type: Grant
    Filed: October 6, 2016
    Date of Patent: February 13, 2018
    Assignee: Ecolab USA Inc.
    Inventors: Victor F. Man, Joshua P. Magnuson, Steven E. Lentsch
  • Patent number: 9879206
    Abstract: A cleaning composition is provided including an alkalinity source, builder, surfactant, water, a reducing agent and amylase in the ratio of from about 1:1 to about 1:3 wherein the total amount of amylase in the composition is equal to or less than about 1.0 weight percent; and wherein the composition is substantially free of polyols, alkanolamine, phosphates, and boric acid. A method of presoaking soiled substrates is further provided. The method including the steps of providing presoak solution to a soiled substrate at a temperature of between about 65.5° C. up to about 80° C., the presoak solution including the provided composition; draining the presoak solution from the substrate; providing a detergent to a soiled substrate including the composition of the present invention; and removing or draining the detergent; and rinsing the substrate with water.
    Type: Grant
    Filed: February 20, 2014
    Date of Patent: January 30, 2018
    Assignee: ECOLAB USA INC.
    Inventors: Michael S. Rischmiller, Kim R. Smith, Sara B. Peters, Steven E. Lentsch
  • Publication number: 20170158991
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces and enhance protein removal from the treated surfaces. Beneficially the detergent compositions have a concentrate pH less than about 11.5. The detergent compositions are used with a sanitizer to employ the low alkaline detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the low alkaline detergent compositions are also provided.
    Type: Application
    Filed: February 15, 2017
    Publication date: June 8, 2017
    Inventors: Erin Jane Dahlquist, Steven E. Lentsch, Terrence P. Everson, Carter M. Silvernail
  • Publication number: 20170121656
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the caustic-free detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the caustic-free detergent compositions are also provided.
    Type: Application
    Filed: January 11, 2017
    Publication date: May 4, 2017
    Inventors: Erin Dahlquist Howlett, Steven E. Lentsch, Terrence P. Everson, Carter Martin Silvernail
  • Publication number: 20170086456
    Abstract: The present invention relates to compositions including medium chain peroxycarboxylic acid, methods for making these compositions, and methods for reducing the population of a microorganism. The compositions can include advantageously high levels of the medium chain peroxycarboxylic acid, can be readily made, and/or can exhibit reduced odor.
    Type: Application
    Filed: October 6, 2016
    Publication date: March 30, 2017
    Inventors: Victor F. Man, Joshua P. Magnuson, Steven E. Lentsch
  • Patent number: 9605236
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces and enhance protein removal from the treated surfaces. Beneficially the detergent compositions have a concentrate pH less than about 11.5. The detergent compositions are used with a sanitizer to employ the low alkaline detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the low alkaline detergent compositions are also provided.
    Type: Grant
    Filed: April 1, 2014
    Date of Patent: March 28, 2017
    Assignee: Ecolab USA Inc.
    Inventors: Erin Jane Dahlquist, Steven E. Lentsch, Terrence P. Everson, Carter M. Silvernail
  • Patent number: 9574163
    Abstract: Caustic-free detergent compositions are provided. Detergent compositions including an aminocarboxylate, water conditioning agent, non-caustic source of alkalinity and water beneficially do not require the use of additional surfactants and/or polymers to provide suitable detergency and prevent scale build-up on treated surfaces. The detergent compositions are used with a sanitizer to employ the caustic-free detergent compositions are particularly suitable for use as low temperature ware wash detergents that beneficially reduce scale build-up. Methods of employing the caustic-free detergent compositions are also provided.
    Type: Grant
    Filed: October 26, 2012
    Date of Patent: February 21, 2017
    Assignee: ECOLAB USA INC.
    Inventors: Erin Jane Dahlquist, Steven E. Lentsch, Terrence P. Everson, Carter Martin Silvernail
  • Patent number: 9528077
    Abstract: The invention discloses synergistic combinations of surfactants blends and cleaning composition. In certain embodiments a surfactant system is disclosed which includes extended anionic surfactants, linker surfactants, and a multiply charged cation component. This system forms emulsions with, and can remove greasy and oily stains, even those comprised of non-trans fats. The compositions may be used alone, as a pre-spotter or other pre-treatment or as a part of a soft surface or hard surface cleaning composition.
    Type: Grant
    Filed: July 14, 2015
    Date of Patent: December 27, 2016
    Assignee: Ecolab US Inc.
    Inventors: Victor Fuk-Pong Man, Michael Charles Denoma, Susan Maloney Viall, Steven E. Lentsch, Yvonne Marie Killeen
  • Patent number: 9491965
    Abstract: The present invention relates to compositions including medium chain peroxycarboxylic acid, methods for making these compositions, and methods for reducing the population of a microorganism. The compositions can include advantageously high levels of the medium chain peroxycarboxylic acid, can be readily made, and/or can exhibit reduced odor.
    Type: Grant
    Filed: May 5, 2014
    Date of Patent: November 15, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Victor F. Man, Joshua P. Magnuson, Steven E. Lentsch
  • Publication number: 20160281035
    Abstract: Methods for use of enzymes for sustainable wash water maintenance are disclosed. The invention relates to use of enzymes for removing soils from wash water sources in a variety of cleaning applications. The invention cleans wash water sources, prevents the re-deposition of soils on treated surfaces and enhances detergency. Methods of wash water maintenance according to the invention provide sustainable practices by improving water quality and minimizing water and energy consumption in wash systems.
    Type: Application
    Filed: June 10, 2016
    Publication date: September 29, 2016
    Inventors: Sara Peters, Steven E. Lentsch