Andr e Schmitter

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Hegenheim, FR

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Patents Grantslast 30 patents

Information Patent Grant
o-Hydroxyphenyl-s-triazines
- Patent number 5,591,850
- Issue date Jan 7, 1997
- Ciba-Geigy Corporation
- Jean-Luc Birbaum
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Dimeric benzotriazoles as UV absorbers
- Patent number 5,589,529
- Issue date Dec 31, 1996
- Ciba-Geigy Corporation
- Dieter Reinehr
- C07 - ORGANIC CHEMISTRY