Ralf Siegner

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Pinneberg, DE

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Patents Grantslast 30 patents

Information Patent Grant
Use of 3-(4-hydroxy-3-methoxyphenyl)-1-(4-hydroxyphenyl) propane-1-...
- Patent number 8,236,859
- Issue date Aug 7, 2012
- Beiersdorf AG
- Ralf Siegner
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE

Patents Applicationslast 30 patents

Information Patent Application
USE OF 3-(4-HYDROXY-3-METHOXYPHENYL)-1-(4-HYDROXYPHENYL) PROPANE-1-...
- Publication number 20090209651
- Publication date Aug 20, 2009
- BEIERSDORF AG,
- Ralf SIEGNER
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
Use of Surfactant Systems for Reducing Skin-Intrinsic Enzyme Damage
- Publication number 20070292383
- Publication date Dec 20, 2007
- Beiersdorf AG
- Andreas Schepky
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE