Patents by Inventor Jessica Chassot

Jessica Chassot 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).

  • Dark coloured azo dyes
    Patent number: 8152861
    Abstract: The present invention relates to a) a non-oxidative coloring agent for keratin fibers, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative coloring agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
    Type: Grant
    Filed: June 3, 2011
    Date of Patent: April 10, 2012
    Assignee: The Procter & Gamble Company
    Inventors: Markus Speckbacher, Jessica Chassot, Hans-Jürgen Braun
  • Dark Coloured Azo Dyes
    Publication number: 20110225742
    Abstract: The present invention relates to a) a non-oxidative colouring agent for keratin fibres, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative colouring agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
    Type: Application
    Filed: June 3, 2011
    Publication date: September 22, 2011
    Inventors: Markus SPECKBACHER, Jessica Chassot, Hans-Jürgen Braun
  • Dark coloured azo dyes
    Patent number: 7977482
    Abstract: The present invention relates to a) a non-oxidative coloring agent for keratin fibers, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative coloring agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibers, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: July 12, 2011
    Assignee: The Procter & Gamble Company
    Inventors: Markus Speckbacher, Jessica Chassot, Hans-Jürgen Braun
  • Neutral and cationic naphthalene and colorants for keratin fibers containing these compounds
    Patent number: 7544215
    Abstract: The present invention has for an object novel naphthalene dyes of formula (I) and colorants for keratin fibers, particularly human hair, containing these compounds.
    Type: Grant
    Filed: October 26, 2004
    Date of Patent: June 9, 2009
    Assignee: Wella AG
    Inventors: Markus Speckbacher, Hans-Juergen Braun, Jessica Chassot
  • Dark coloured azo dyes
    Publication number: 20090118510
    Abstract: The present invention relates to a) a non-oxidative colouring agent for keratin fibres, in particular human hair, comprising at least one dye according to formula (I) or (II), b) an oxidative colouring agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide), at least one oxidative dye precursor and at least one dye according to formula (I) or (II), and c) a lightening agent for keratin fibres, in particular human hair, which comprises at least one oxidizing agent (e.g. hydrogen peroxide) and at least one dye according to formula (I) or (II), with R4 being a cationic group.
    Type: Application
    Filed: October 19, 2007
    Publication date: May 7, 2009
    Inventors: Marcus Speckbacher, Jessica Chassot, Hans-Jurgen Braun
  • Neutral and cationic naphthalene and colorants for keratin fibers containing these compounds
    Publication number: 20070151046
    Abstract: The present invention has for an object novel naphthalene dyes of formula (I) and colorants for keratin fibers, particularly human hair, containing these compounds.
    Type: Application
    Filed: October 26, 2004
    Publication date: July 5, 2007
    Inventors: Markus Speckbacher, Hans-Juergen Braun, Jessica Chassot
  • Reductive colouring system for keratin fibres
    Publication number: 20060242772
    Abstract: Agent for colouring keratin-containing fibres, in particular human hair, comprising: a) ascorbic acid; b) at least one cationic oxime-ester; and c) at least one reactive carbonyl compound, as well as method of colouring hair using this agent.
    Type: Application
    Filed: March 31, 2006
    Publication date: November 2, 2006
    Inventors: Markus Speckbacher, Jessica Chassot, Hans-Jurgen Braun