Donald R. Larkin

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Corpus Christi, TX, 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
Information Patent Grant
Purification of materials containing carbonyl contaminants
- Patent number 4,105,701
- Issue date Aug 8, 1978
- Celanese Corporation
- Donald R. Larkin
- C07 - ORGANIC CHEMISTRY