Kurt Bernhard

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Lupsingen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process for the manufacturing of zeaxanthin from lutein
- Patent number 5,780,693
- Issue date Jul 14, 1998
- Roche Vitamins Inc.
- Kurt Bernhard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Pigmentation with carotenoids
- Patent number 5,670,548
- Issue date Sep 23, 1997
- Roche Vitamins Inc.
- Kurt Bernhard
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Pigmentation with carotenoids
- Patent number 5,605,699
- Issue date Feb 25, 1997
- Hoffmann-La Roche Inc.
- Kurt Bernhard
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
Information Patent Grant
Sulfone polyene intermediates
- Patent number 4,883,887
- Issue date Nov 28, 1989
- Hoffmann-La Roche Inc.
- Kurt Bernhard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Cyclohexenone derivatives and process for making same
- Patent number 4,585,885
- Issue date Apr 29, 1986
- Hoffmann-La Roche Inc.
- Kurt Bernhard
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
Colorant for food and pharmaceuticals
- Publication number 20050008746
- Publication date Jan 13, 2005
- Markus Ivo Beck
- A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES