Werner Baumann

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Therwil, CH

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Patents Grantslast 30 patents

Information Patent Grant
Azo compounds having a 2,4-dinitro-5-thiocyanophenyl diazo componen...
- Patent number 4,619,993
- Issue date Oct 28, 1986
- Sandoz Ltd.
- Werner Baumann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
3-Dicyanomethylidene-2,3-dihydrothiophen-1,1-dioxide derivatives
- Patent number 4,281,115
- Issue date Jul 28, 1981
- Sandoz Ltd.
- Werner Baumann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Thiocyanomethyl substituted anthraquinone disperse dyes
- Patent number 4,170,600
- Issue date Oct 9, 1979
- Sandoz Ltd.
- Werner Baumann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
.beta.,.beta.-Dicyano styrenes
- Patent number 4,166,068
- Issue date Aug 28, 1979
- Sandoz Ltd.
- Werner Baumann
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
2-Phenoxy and 2-phenylthio anthraquinone disperse dyes
- Patent number 4,138,414
- Issue date Feb 6, 1979
- Sandoz Ltd.
- Werner Baumann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...