Bernd Meinigke

Person

Leverkusen, DE

People

Patents Grantslast 30 patents

Information Patent Grant
Coupling component for oxidative hair dyes
- Patent number 7,198,648
- Issue date Apr 3, 2007
- Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
- Frank Naumann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
M-phenylenediamine derivatives as coupler components for the colori...
- Patent number 7,135,047
- Issue date Nov 14, 2006
- Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Developer components and their use for dyeing keratinic fibers
- Patent number 7,081,140
- Issue date Jul 25, 2006
- Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Agent for dyeing keratin containing fibers
- Patent number 6,863,698
- Issue date Mar 8, 2005
- Henkel Kommanditgesellschaft auf Aktien
- Horst Hoeffkes
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Direct hair dyes and use thereof
- Patent number 6,835,211
- Issue date Dec 28, 2004
- Henkel Kommanditgesellschaft auf Aktien
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Direct hair colorants
- Patent number 6,814,761
- Issue date Nov 9, 2004
- Henkel Kommanditgesellschaft auf Aktien
- Frank Naumann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Hair colorant preparation
- Patent number 6,660,045
- Issue date Dec 9, 2003
- Henkel Kommanditgesellschaft auf Aktien (Henkel KGaA)
- Horst Hoeffkes
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Aminophenol derivatives and their use in oxidative hair dyes
- Patent number 6,635,241
- Issue date Oct 21, 2003
- Henkel Kommanditgesellschaft auf Aktien
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Oxidation colorants comprising 2-(2,5-diaminophenyl)-ethanol compou...
- Patent number 6,284,003
- Issue date Sep 4, 2001
- Henkel Kommanditgesellschaft auf Aktien
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Use of 1-substituted isatins to dye fibers containing keratin
- Patent number 6,203,579
- Issue date Mar 20, 2001
- Henkel Kommanditgesellschaft auf Aktien
- Hinrich Moeller
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
1,4-diazacycloheptane derivatives and their use in hair oxidation dyes
- Patent number 6,165,230
- Issue date Dec 26, 2000
- Henkel Kommanditgesellschaft auf Aktien
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Use of 1,2,3,4-tetrahydroquinoxalines as oxidation dye precursors i...
- Patent number 5,752,984
- Issue date May 19, 1998
- Henkel Kommanditgesellschaft auf Aktien
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Novel m-phenylenediamine derivatives as coupler components for the...
- Publication number 20060016023
- Publication date Jan 26, 2006
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Direct hair dyes and use thereof
- Publication number 20050086746
- Publication date Apr 28, 2005
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Developer components and their use for dyeing keratinic fibers
- Publication number 20040255402
- Publication date Dec 23, 2004
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Bridged p-phenylenediamines
- Publication number 20040199018
- Publication date Oct 7, 2004
- Georg Knuebel
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel coupling component for oxidative hair dyes
- Publication number 20030167578
- Publication date Sep 11, 2003
- Frank Naumann
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
New colouring combination
- Publication number 20030106167
- Publication date Jun 12, 2003
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
New colouring combination
- Publication number 20030041393
- Publication date Mar 6, 2003
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
New colouring combination
- Publication number 20030037386
- Publication date Feb 27, 2003
- David Rose
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel colorant combination
- Publication number 20030000027
- Publication date Jan 2, 2003
- Horst Hoeffkes
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Novel p-aminophenol derivatives and the use thereof
- Publication number 20010004779
- Publication date Jun 28, 2001
- David Rose
- C07 - ORGANIC CHEMISTRY

Bernd Meinigke

Person

Patents Grantslast 30 patents

Coupling component for oxidative hair dyes

M-phenylenediamine derivatives as coupler components for the colori...

Developer components and their use for dyeing keratinic fibers

Agent for dyeing keratin containing fibers

Direct hair dyes and use thereof

Direct hair colorants

Hair colorant preparation

Aminophenol derivatives and their use in oxidative hair dyes

Oxidation colorants comprising 2-(2,5-diaminophenyl)-ethanol compou...

Use of 1-substituted isatins to dye fibers containing keratin

1,4-diazacycloheptane derivatives and their use in hair oxidation dyes

Use of 1,2,3,4-tetrahydroquinoxalines as oxidation dye precursors i...

Patents Applicationslast 30 patents

Novel m-phenylenediamine derivatives as coupler components for the...

Direct hair dyes and use thereof

Developer components and their use for dyeing keratinic fibers

Bridged p-phenylenediamines

Novel coupling component for oxidative hair dyes

New colouring combination

New colouring combination

New colouring combination

Novel colorant combination

Novel p-aminophenol derivatives and the use thereof