Chromium complexes

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Patents Grantslast 30 patents

Information Patent Grant
Chromiferous complex dyestuffs, a process for their preparation and...
- Patent number 4,414,151
- Issue date Nov 8, 1983
- P C U K Produits Chimiques Ugine Kuhlmann
- Antoine G. L. J. Breda
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Chrome-complex dyes and the production and use thereof
- Patent number 4,340,536
- Issue date Jul 20, 1982
- Ciba-Geigy Corporation
- Fabio Beffa
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Novel azo dyes
- Patent number 4,265,811
- Issue date May 5, 1981
- Polaroid Corporation
- Elbert M. Idelson
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for dyeing linear polyamides in the melt
- Patent number 4,263,197
- Issue date Apr 21, 1981
- Ciba-Geigy Corporation
- Paul Lienhard
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
2673199
- Patent number 2,673,199
- Issue date Mar 23, 1954
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...