Patents by Inventor Hartmut MÖHRING

Hartmut MÖHRING 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).

  • Direct dyes and composition comprising the dyes
    Patent number: 10196520
    Abstract: The present invention relates to novel direct dyes and compositions comprising them for dyeing keratin fibers especially human hair. The novel dyes of the present invention have benzothiophene structure providing intensive and homogeneous dyeing on keratin fibers, especially human hair.
    Type: Grant
    Filed: December 11, 2015
    Date of Patent: February 5, 2019
    Assignee: KAO GERMANY GMBH
    Inventors: Dominic Pratt, Hartmut Möhring
  • DIRECT DYES AND COMPOSITION COMPRISING THE DYES
    Publication number: 20170362436
    Abstract: The present invention relates to novel direct dyes and compositions comprising them for dyeing keratin fibers especially human hair. The novel dyes of the present invention have benzothiophene structure providing intensive and homogeneous dyeing on keratin fibers, especially human hair.
    Type: Application
    Filed: December 11, 2015
    Publication date: December 21, 2017
    Applicant: KAO Germany GmbH
    Inventors: Dominic PRATT, Hartmut MÖHRING
  • Bleaching and colouring composition for hair
    Patent number: 9498417
    Abstract: Present invention relates to an aqueous composition for bleaching and coloring hair which comprises direct dyes and an oxidizable solvent in addition to a compound with a bleaching effect, an alkalizing agent and an oxidizing agent. It is furthermore the object of the present invention is the use of oxidizable solvent, preferably an aromatic or aliphatic alcohol for stabilizing a direct dye in an aqueous composition comprising at least one compound with hair bleaching effect, at least one oxidizing agent and at least one alkalizing agent.
    Type: Grant
    Filed: December 20, 2012
    Date of Patent: November 22, 2016
    Assignee: KAO GERMANY GMBH
    Inventors: Hartmut Möhring, Dominic Pratt
  • BLEACHING AND COLOURING COMPOSITION FOR HAIR
    Publication number: 20150328100
    Abstract: Present invention relates to an aqueous composition for bleaching and colouring hair which comprises direct dyes and an oxidizable solvent in addition to a compound with a bleaching effect, an alkalizing agent and an oxidizing agent. It is furthermore the object of the present invention is the use of oxidizable solvent, preferably an aromatic or aliphatic alcohol for stabilizing a direct dye in an aqueous composition comprising at least one compound with hair bleaching effect, at least one oxidizing agent and at least one alkalizing agent.
    Type: Application
    Filed: December 20, 2012
    Publication date: November 19, 2015
    Applicant: KAO GERMANY GMBH
    Inventors: Hartmut MÖHRING, Dominic PRATT
  • Dyestuffs and hair dye compositions
    Patent number: 7776106
    Abstract: The present invention refers to dyestuffs of the general Formula (I) wherein R, X, Y and Z are defined as given in claim 1, dyestuff mixtures and hair dye compositions comprising them, as well as a process for coloring hair.
    Type: Grant
    Filed: February 2, 2007
    Date of Patent: August 17, 2010
    Assignees: Dystar Textilfarben GmbH & Co., Deutschland KG, Kao Corporation
    Inventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
  • HAIR DYE COMPOSITIONS
    Publication number: 20090249564
    Abstract: The present invention refers to hair dye compositions comprising one or more dyestuffs of the general formula (I) wherein R, X, Y and Z are defined as given in claim 1 and a process for colouring hair.
    Type: Application
    Filed: February 2, 2007
    Publication date: October 8, 2009
    Applicants: DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATION
    Inventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring
  • DYESTUFFS AND HAIR DYE COMPOSITIONS
    Publication number: 20090217466
    Abstract: The present invention refers to dyestuffs of the general Formula (I) wherein R, X, Y and Z are defined as given in claim 1, dyestuff mixtures and hair dye compositions comprising them, as well as a process for colouring hair.
    Type: Application
    Filed: February 2, 2007
    Publication date: September 3, 2009
    Applicants: DyStar Textilfarben GmbH & Co. Deutschland KG, KAO CORPORATION
    Inventors: Roxana Barbieru, Werner Russ, Dominic Pratt, Hartmut Moehring