Willy Muller

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Riehen, CH

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Patents Grantslast 30 patents

Information Patent Grant
.beta.-Crystalline form of the pigment obtained by coupling diazoti...
- Patent number 4,100,157
- Issue date Jul 11, 1978
- Ciba-Geigy Corporation
- Paul Muller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Diazopigments containing pyridine derivatives
- Patent number 4,079,052
- Issue date Mar 14, 1978
- Ciba-Geigy Corporation
- Willy Muller
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Tertiary alkyl substituted disazo pigments
- Patent number 4,065,448
- Issue date Dec 27, 1977
- Ciba-Geigy AG
- Willy Muller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Tetracarboxylic acid ester substituted disazo pigments
- Patent number 4,003,886
- Issue date Jan 18, 1977
- Ciba-Geigy AG
- Willy Muller
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...