Stefan Westernacher

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Seabrook, TX, US

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Patents Grantslast 30 patents

Information Patent Grant
Method for producing and purifying 3-(4-Hydroxyphenyl)-1, 1,3-trime...
- Patent number 6,268,538
- Issue date Jul 31, 2001
- Bayer Aktiengesellschaft
- Stefan Westernacher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for preparing and purifying 3-(4-hydroxyphenyl)-1,1,3-trimet...
- Patent number 6,235,945
- Issue date May 22, 2001
- Bayer Aktiengesellschaft
- Stefan Westernacher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Method for producing and purifying 3-(3-hydroxyphenyl)-1,1,3-trimet...
- Patent number 6,225,512
- Issue date May 1, 2001
- Bayer Aktiengesellschaft
- Stefan Westernacher
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Copolycarbonates with an indane bisphenol base
- Patent number 6,218,502
- Issue date Apr 17, 2001
- Bayer Aktiengesellschaft
- Stefan Westernacher
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...