Metal complex azo dyes

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Patents Grantslast 30 patents

Information Patent Grant
Particles for electrophoretic displays
- Patent number 9,487,611
- Issue date Nov 8, 2016
- Merck Patent GmbH
- Louise Diane Farrand
- G02 - OPTICS
Information Patent Grant
Fibre-reactive dyes, their preparation and their use
- Patent number 9,193,870
- Issue date Nov 24, 2015
- Huntsman International LLC
- Georg Roentgen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Chromium mixed complex dyestuffs of phenyl-azo-pyrazole components
- Patent number 4,234,479
- Issue date Nov 18, 1980
- Bayer Aktiengesellschaft
- Winfried Mennicke
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3562246
- Patent number 3,562,246
- Issue date Feb 9, 1971
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3201383
- Patent number 3,201,383
- Issue date Aug 17, 1965
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
2816102
- Patent number 2,816,102
- Issue date Dec 10, 1957
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...