Patents by Inventor Stefan Kuepper

Stefan Kuepper 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: 9332764
    Abstract: The invention relates to an aqueous composition for inactivating sporulated and/or non-sporulated Coccidia parasites comprising 15 to 115 ppm chlorine dioxide and 0.01 to 1 wt-% of an anionic surfactant having one or more C6 to C18 alkyl groups and one or more aryl groups. The invention further relates to a method for preparing the composition and to a method for inactivating sporulated and/or non-sporulated Coccidia by applying the composition.
    Type: Grant
    Filed: August 16, 2007
    Date of Patent: May 10, 2016
    Assignee: Ecolab USA Inc.
    Inventors: Edward Verkaar, Ludger Grunwald, Stefan Kuepper
  • Publication number: 20110250295
    Abstract: The invention relates to an aqueous composition for inactivating sporulated and/or non-sporulated Coccidia parasites comprising 15 to 115 ppm chlorine dioxide and 0.01 to 1 wt-% of an anionic surfactant having one or more C6 to C18 alkyl groups and one or more aryl groups. The invention further relates to a method for preparing the composition and to a method for inactivating sporulated and/or non-sporulated Coccidia by applying the composition.
    Type: Application
    Filed: August 16, 2007
    Publication date: October 13, 2011
    Applicant: ECOLAB Inc.
    Inventors: Edward Verkaar, Ludger Grunwald, Stefan Kuepper
  • Publication number: 20080176778
    Abstract: The present invention relates to conveyor lubricant compositions including an emulsion of a lipophilic compound and also including an emulsifier and/or an anionic surfactant. The present invention also relates to methods employing such lubricant compositions. In an embodiment, the method includes applying the present lubricant composition to a conveyor with a non-energized nozzle.
    Type: Application
    Filed: September 12, 2007
    Publication date: July 24, 2008
    Inventors: Stefan Seemeyer, Eric D. Morrison, Stephan Scharrenbach, Claudia Caussin de Schneck, Stefan Kuepper, Peter Rich, Colin Court
  • Publication number: 20080108532
    Abstract: The invention relates to the use of an O/W emulsion, in particular a PIT emulsion, for lubricating conveyor belt systems in food industries as well as a lubricant concentrate based on an O/W emulsion, in particular a PIT emulsion, of wax esters.
    Type: Application
    Filed: October 10, 2007
    Publication date: May 8, 2008
    Applicant: ECOLAB Inc.
    Inventors: Stefan Kuepper Dr., Christina Kohlstedde, Michael Schneider
  • Patent number: 6365234
    Abstract: Polymerizable compositions containing titanium, manganese and/or zirconium salts of olefinically unsaturated, polymerizable carboxylic acids and other olefinically unsaturated comonomers and a radical polymerization initiator are suitable for the organic coil coating of metallic materials. These non-aqueous metal coatings are suitable for the chromium-free pretreatment of steel with excellent corrosion control.
    Type: Grant
    Filed: July 14, 2000
    Date of Patent: April 2, 2002
    Assignee: Henkel Kommanditgesellschaft auf Aktien
    Inventors: Ludwig Schieferstein, Manfred Gorzinski, Stefan Kuepper, Herbert Fischer
  • Patent number: 6362261
    Abstract: A method of preparing a modified cationic layer compound which includes providing a layer compound of the general formula (I): [EeZzDdVv(OH−)x](An−)a.qH2O  (I) wherein E represents one or more monovalent alkali metal cations, e represents a number of from 0 to about 2, Z represents one or more divalent metal cations, z represents a number of from 0 to about 6, D represents one or more trivalent metal cations, d represents a number of from 0 to about 3, V represents one or more tetravalent metal cations, v represents a number of from 0 to about 1, (An−) represents an acid anion wherein n represents an integer of from 1 to 3, q represents a number of from about 1 to about 10, and wherein x>a and e+2z+3d+4v=x+na; subjecting the layer compound to crystallization to provide a resultant material; and subjecting the resultant material to steam drying at a temperature of from about 200° C. to about 260° C.
    Type: Grant
    Filed: October 2, 2000
    Date of Patent: March 26, 2002
    Assignee: Cognis Deutschland GmbH
    Inventors: Ilona Lange, Joerg-Dieter Klamann, Peter Daute, Juergen Foell, Peter Wedl, Stefan Kuepper