Helga Kreher

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Muenster, DE

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Patents Grantslast 30 patents

Information Patent Grant
Colorant with nacreous luster for keratin fibers
- Patent number 7,749,283
- Issue date Jul 6, 2010
- Wella AG
- Annelie Doehling
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Compositions for removing or lightening hair color
- Patent number 6,365,136
- Issue date Apr 2, 2002
- Wella Aktiengesellschaft
- Dirk Lauscher
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
Colorant with nacreous luster for keratin fibers
- Publication number 20090172896
- Publication date Jul 9, 2009
- Annelie Doehling
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Pearly-lustre coloring agents for keratin fibers
- Publication number 20050081311
- Publication date Apr 21, 2005
- Juergen Schmenger
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE