Bernard F. Gupton

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Virginia Beach, VA, US

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Patents Grantslast 30 patents

Information Patent Grant
Process for preparing pyridine and quinoline derivatives
- Patent number 5,405,987
- Issue date Apr 11, 1995
- Hoechst Celanese Corporation
- Varadaraj Elango
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for preparing pyridinecarboxylic acid derivatives
- Patent number 5,322,948
- Issue date Jun 21, 1994
- Hoechst Celanese Corporation
- Varadaraj Elango
- C07 - ORGANIC CHEMISTRY