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last 30 patents
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Patent Grant
Dioxazine blue dye compound having vinylsulfone type fiber reactive...
Patent number
5,486,607
Issue date
Jan 23, 1996
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fiber reactive asymmetric dioxazine compounds and their use as fibe...
Patent number
5,438,137
Issue date
Aug 1, 1995
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reactive dye composition and method for dyeing or printing fiber ma...
Patent number
5,356,441
Issue date
Oct 18, 1994
Sumitomo Chemical Company, Limited
Takemi Tokieda
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Asymmetric dioxazine compounds having a triazinyl bridging group an...
Patent number
5,272,267
Issue date
Dec 21, 1993
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fiber reactive red dye composition
Patent number
5,131,917
Issue date
Jul 21, 1992
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyazo dye compounds having vinylsulfone type and pyridinium type...
Patent number
5,116,956
Issue date
May 26, 1992
Sumitomo Chemical Co., Ltd.
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Polyazo dye compounds having plural vinylsulfone type fiber reactiv...
Patent number
5,112,959
Issue date
May 12, 1992
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Symmetrical dioxazine compounds and their use as fiber-reactive dyes
Patent number
5,068,327
Issue date
Nov 26, 1991
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Anthraquinone compound
Patent number
4,977,261
Issue date
Dec 11, 1990
Sumitomo Chemical Company, Ltd.
Yutaka Kayane
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Method of obtaining dyed and finished cellulose fiber materials usi...
Patent number
4,880,434
Issue date
Nov 14, 1989
Sumitomo Chemical Company, Limited
Naoki Harada
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
Monazo compounds having a triozinyl bridging group and two vinylsul...
Patent number
4,873,321
Issue date
Oct 10, 1989
Sumitomo Chemical Company, Limited
Takashi Omura
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Reactive dye composition: mixture of reactive copper phthalocyanine...
Patent number
4,711,641
Issue date
Dec 8, 1987
Sumitomo Chemical Company, Limited
Toshio Nakamatsu
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Fiber-reactive phthalocyanine compound having both vinylsulfone typ...
Patent number
4,684,721
Issue date
Aug 4, 1987
Sumitomo Chemical Company, Limited
Tetsuya Miyamoto
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Organic dye compound having both pyridiniotriazinyl and vinylsulfon...
Patent number
4,626,589
Issue date
Dec 2, 1986
Sumitomo Chemical Company, Limited
Takashi Omura
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information
Patent Grant
4-methyl-pyridone monoazo compound having both monochlorotriazinyl...
Patent number
4,618,671
Issue date
Oct 21, 1986
Sumitomo Chemical Company, Limited
Yutaka Kayane
D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...