Jean Marie Louis Leroy

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St. Ethienne du Rouvray, FR

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Patents Grantslast 30 patents

Information Patent Grant
Water-insoluble nitrophenylazophenyl compounds containing a termina...
- Patent number 4,085,099
- Issue date Apr 18, 1978
- Produits Chimiques Ugine Kuhlmann
- Jean Marie Louis Leroy
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water insoluble mono azo and disazo dyes containing cinnamonitrile...
- Patent number 4,010,151
- Issue date Mar 1, 1977
- Produits Chimiques Ugine Kuhlmann
- Claude Marie Henri Emile Brouard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo dyestuffs containing a cinnamonitrile residue
- Patent number 4,008,213
- Issue date Feb 15, 1977
- Ugine Kuhlmann
- Claude Marie Henri Emile Brouard
- C07 - ORGANIC CHEMISTRY