Patents by Inventor Nadja Duc-Reichlin

Nadja Duc-Reichlin 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).

  • Agent and method for the oxidative coloring of keratin fibers
    Patent number: 7429274
    Abstract: The object of the present invention is a ready-to-use agent for coloring keratin fibers containing (i) at least one heterocyclic hydrazone derivative of formula (I), (ii) at least one CH-active compound of formulas (II) to (IX) and (iii) at least one oxidant, a multicomponent kit and a method for coloring keratin fibers by use of said agent.
    Type: Grant
    Filed: November 15, 2004
    Date of Patent: September 30, 2008
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Veronique Buclin, Caroline Kiener, Nadja Duc-Reichlin, Hans-Juergen Braun
  • Agent and method for oxidative coloring of keratin fibers
    Patent number: 7244278
    Abstract: The object of the present invention is a ready-to-use agent for coloring keratin fibers containing (i) at least one heterocyclic hydrazone derivative of formula (I), (ii) at least one aromatic enamine of formula (IIa) or an acid addition compound thereof (IIb) and (iii) at least one oxidant, a multicomponent kit and a method for coloring keratin fibers by use of said agent
    Type: Grant
    Filed: November 11, 2004
    Date of Patent: July 17, 2007
    Assignee: Wella AG
    Inventors: Cecile Pasquier, Veronique Buclin, Caroline Kiener, Nadja Duc-Reichlin, Hans-Juergen Braun
  • Agent and method for the oxidative coloring of keratin fibers
    Publication number: 20070079452
    Abstract: The object of the present invention is a ready-to-use agent for coloring keratin fibers containing (i) at least one heterocyclic hydrazone derivative of formula (I), (ii) at least one CH-active compound of formulas (II) to (IX) and (iii) at least one oxidant, a multicomponent kit and a method for coloring keratin fibers by use of said agent.
    Type: Application
    Filed: November 15, 2004
    Publication date: April 12, 2007
    Inventors: Cecile Pasquier, Veronique Buclin, Caroline Kleiner, Nadja Duc-Reichlin, Hans-Juergen Braun
  • Agent and method for oxidative coloring of keratin fibers
    Publication number: 20070067927
    Abstract: The object of the present invention is a ready-to-use agent for coloring keratin fibers containing (i) at least one heterocyclic hydrazone derivative of formula (I), (ii) at least one aromatic enamine of formula (IIa) or an acid addition compound thereof (IIb) and (iii) at least one oxidant, a multicomponent kit and a method for coloring keratin fibers by use of said agent.
    Type: Application
    Filed: November 11, 2004
    Publication date: March 29, 2007
    Inventors: Cecile Pasquier, Veronique Buclin, Caroline Kiener, Nadja Duc-Reichlin, Hans-Juergen Braun