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Rudolf Schickfluss
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Kelkheim, DE
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Patents Grants
last 30 patents
Information
Patent Grant
Mixtures of blue disperse azo dyestuffs for dyeing synthetic fibers
Patent number
4,689,050
Issue date
Aug 25, 1987
Hoechst Aktiengesellschaft
Manfred Hahnke
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Single-vessel process for preparing ring-substituted n-alkylanilines
Patent number
4,540,816
Issue date
Sep 10, 1985
Hoechst Aktiengesellschaft
Karl Sommer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Dyeing-stable monoazo dyestuff, a process for its preparation, and...
Patent number
4,460,375
Issue date
Jul 17, 1984
Hoechst Aktiengesellschaft
Karl Sommer
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Transfer printing support, process for the manufacture thereof, wit...
Patent number
4,422,854
Issue date
Dec 27, 1983
Hoechst Aktiengesellschaft
Reinhard Hahnle
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Transfer-printing support
Patent number
4,401,692
Issue date
Aug 30, 1983
Hoechst Aktiengesellschaft
Rudolf Schickfluss
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Water-insoluble azo dyestuffs, their manufacture and their use
Patent number
4,381,262
Issue date
Apr 26, 1983
Cassella Aktiengesellschaft
Ulrich Buhler
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Monoazo dyestuff being stable under dyeing conditions; its manufact...
Patent number
4,319,880
Issue date
Mar 16, 1982
Hoechst Aktiengesellschaft
Konrad Opitz
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Water-insoluble azlactone dyestuffs, processes for their preparatio...
Patent number
4,311,836
Issue date
Jan 19, 1982
Hoechst Aktiengesellschaft
Rudolf Schickfluss
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Process for the dyeing and printing of hydrophobic synthetic organi...
Patent number
4,293,306
Issue date
Oct 6, 1981
Hoechst Aktiengesellschaft
Ernst Hoyer
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...