Abul Igbal

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Ettingen, CH

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Patents Grantslast 30 patents

Information Patent Grant
Process for the preparation of synergistic pigment mixtures
- Patent number 5,518,539
- Issue date May 21, 1996
- Ciba-Geigy Corporation
- Zhimin Hao
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Phenyl substituted pyrrolinones
- Patent number 4,749,795
- Issue date Jun 7, 1988
- Ciba-Geigy Corporation
- Johannes Pfenninger
- C07 - ORGANIC CHEMISTRY