Patents by Inventor Katja Guenther

Katja Guenther 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).

  • Brightening agent comprising acylpyridinium compounds and defined alkalizing agents
    Patent number: 8668745
    Abstract: The invention provides an agent for lightening keratinic fibers, the agent containing in a cosmetic carrier (i) at least one acyl pyridinium derivative of formula (I), (ii) at least one alkalizing agent selected from triethanolamine, 2-amino-2-methylpropan-1-ol, 2-amino-2-methylpropane-1,3-diol, lysine, ornithine and/or an alkalizing agent mixture comprising at least one basic amino acid and at least one alkanolamine, and (iii) at least hydrogen peroxide as an oxidizing agent.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: March 11, 2014
    Assignee: Henkel AG & Co. KGaA
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Frank Janssen, Astrid Kleen, Hartmut Manneck, Katja Guenther
  • Lightening agent comprising acyl pyridinium compounds and cationic polysaccharides
    Patent number: 8597371
    Abstract: The invention provides an agent for lightening keratinic fibers, the agent containing in a cosmetic carrier (i) at least one acyl pyridinium derivative of formula (I), (ii) at least one cationic polysaccharide, and (iii) at least hydrogen peroxide as an oxidizing agent.
    Type: Grant
    Filed: June 13, 2013
    Date of Patent: December 3, 2013
    Assignee: Henkel AG & Co. KGaA
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Frank Janssen, Astrid Kleen, Hartmut Manneck, Katja Guenther
  • LIGHTENING AGENT COMPRISING ACYL PYRIDINIUM COMPOUNDS AND CATIONIC POLYSACCHARIDES
    Publication number: 20130280194
    Abstract: The invention provides an agent for lightening keratinic fibers, the agent containing in a cosmetic carrier (i) at least one acyl pyridinium derivative of formula (I), (ii) at least one cationic polysaccharide, and (iii) at least hydrogen peroxide as an oxidizing agent.
    Type: Application
    Filed: June 13, 2013
    Publication date: October 24, 2013
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Frank Janssen, Astrid Kleen, Hartmut Manneck, Katja Guenther
  • BRIGHTENING AGENT COMPRISING ACYLPYRIDINIUM COMPOUNDS AND DEFINED ALKALIZING AGENTS
    Publication number: 20130269721
    Abstract: The invention provides an agent for lightening keratinic fibers, the agent containing in a cosmetic carrier (i) at least one acyl pyridinium derivative of formula (I), (ii) at least one alkalizing agent selected from triethanolamine, 2-amino-2-methylpropan-1-ol, 2-amino-2-methylpropane-1,3-diol, lysine, ornithine and/or an alkalizing agent mixture comprising at least one basic amino acid and at least one alkanolamine, and (iii) at least hydrogen peroxide as an oxidizing agent.
    Type: Application
    Filed: June 13, 2013
    Publication date: October 17, 2013
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Frank Janssen, Astrid Kleen, Hartmut Manneck, Katja Guenther
  • Sulfonimines as bleaching activators
    Patent number: 8323356
    Abstract: Agent for lightening keratinic fibers, particularly human hair, wherein the agent contains, in a cosmetic carrier, at least one oxidizing agent chosen from hydrogen peroxide and/or a solid addition product thereof with organic or inorganic compounds, and at least one sulfonimine of formula (I)—
    Type: Grant
    Filed: May 25, 2012
    Date of Patent: December 4, 2012
    Assignee: Henkel AG & Co. KGaA
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Katja Guenther
  • SULFONIMINES AS BLEACHING ACTIVATORS
    Publication number: 20120227756
    Abstract: Agent for lightening keratinic fibers, particularly human hair, wherein the agent contains, in a cosmetic carrier, at least one oxidizing agent chosen from hydrogen peroxide and/or a solid addition product thereof with organic or inorganic compounds, and at least one sulfonimine of formula (I)—
    Type: Application
    Filed: May 25, 2012
    Publication date: September 13, 2012
    Inventors: Wibke Gross, Ralph Nemitz, Astrid Kroos, Katja Guenther