from a pyridine ring containing one or more hydroxyl groups (or = O)

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CPC
C09B29/3626

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CCHEMISTRY METALLURGY C09Paints, dyes C09BORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES MORDANTS LAKES C09B29/00Monoazo dyes prepared by diazotising and coupling

Current Industry

C09B29/3626from a pyridine ring containing one or more hydroxyl groups (or = O)

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Patents Grantslast 30 patents

Information Patent Grant
Coloring compound and thermal transfer recording sheet
- Patent number 10,501,631
- Issue date Dec 10, 2019
- Canon Kabushiki Kaisha
- Taichi Shintou
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Storage-stable dye solutions
- Patent number 10,392,514
- Issue date Aug 27, 2019
- ARCHROMA IP GMBH
- Friedrich Lehr
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Yellow toner
- Patent number 9,964,884
- Issue date May 8, 2018
- Zeon Corporation
- Takuya Otake
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Thermal transfer recording sheet
- Patent number 9,592,695
- Issue date Mar 14, 2017
- Canon Kabushiki Kaisha
- Yuko Katsumoto
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Pigment dispersion and yellow resist composition for color filter a...
- Patent number 9,580,576
- Issue date Feb 28, 2017
- Canon Kabushiki Kaisha
- Shosei Mori
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Water-insoluble coloring compound, ink, thermal transfer recording...
- Patent number 9,382,426
- Issue date Jul 5, 2016
- Canon Kabushiki Kaisha
- Takeshi Sekiguchi
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Ink composition and ink jet recording method
- Patent number 6,855,195
- Issue date Feb 15, 2005
- Fuji Photo Film Co., Ltd.
- Nobuhiro Nishita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Dye, ink for ink jet recording, and ink jet recording method
- Patent number 6,582,502
- Issue date Jun 24, 2003
- Fuji Photo Film Co., Ltd.
- Toshiki Fujiwara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Preparation of nitrobenzophenones, and a color-stable modification...
- Patent number 5,364,972
- Issue date Nov 15, 1994
- BASF Aktiengesellschaft
- Helmut Degen
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Dyes containing 6-hydroxypyrid-2-one groups the 1-positions of whic...
- Patent number 5,059,683
- Issue date Oct 22, 1991
- Sandoz Ltd.
- Helmut A. Moser
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Amine salts of azo dyestuffs of the pyridone series
- Patent number 4,359,418
- Issue date Nov 16, 1982
- Ciba-Geigy Corporation
- Paul Lienhard
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo dyes, their preparation and use
- Patent number 4,283,331
- Issue date Aug 11, 1981
- Ciba-Geigy Corporation
- Karl Seitz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble monoazo pyridone dye
- Patent number 4,247,456
- Issue date Jan 27, 1981
- Cassella Aktiengesellschaft
- Hanswilli von Brachel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Cationic 5-arylazo-6-hydroxypyridone-2 dyes
- Patent number 4,213,898
- Issue date Jul 22, 1980
- Sandoz Ltd.
- Roland Entschel
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azo dyes of the pyridone series useful for flowable printing inks
- Patent number 4,201,710
- Issue date May 6, 1980
- BASF Aktiengesellschaft
- Walter Kurtz
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for dyeing human hair with diazo salts and coupling components
- Patent number 4,165,967
- Issue date Aug 28, 1979
- Henkel Kommanditgesellschaft auf Aktien
- Arthur Buhler
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Azo dyes having a 6-hydroxy-pyridone-2 coupling component radical h...
- Patent number 4,140,684
- Issue date Feb 20, 1979
- Fidelity Union Trust Company, Executive Trustee Under the Sandoz Trust
- Hermann Burkhard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
6-Hydroxypyridone-2 compounds having a cationic group in the 3-posi...
- Patent number 4,136,033
- Issue date Jan 23, 1979
- Sandoz Ltd.
- Willy Steinemann
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Fiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffs
- Patent number 4,067,864
- Issue date Jan 10, 1978
- Ciba-Geigy AG
- Fritz Oesterlein
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for dyeing and printing
- Patent number 4,065,254
- Issue date Dec 27, 1977
- Ciba-Geigy Corporation
- Arthur Buhler
- D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
Information Patent Grant
1-Aminoalkylene-3-cyano-4-methyl-6-hydroxy-1,2-dihydropyrid-2-ones
- Patent number 4,032,532
- Issue date Jun 28, 1977
- Sandoz Ltd.
- Hermann Burkhard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azo dyes having a 3-halo-4-cyano or acyl-6-hydroxypyridone-2 coupli...
- Patent number 4,005,069
- Issue date Jan 25, 1977
- Sandoz Ltd.
- Ulrich Zirngibl
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-soluble, fiber-reactive phenylazodihydroxy, methyl, cyanopyri...
- Patent number 4,001,205
- Issue date Jan 4, 1977
- Ciba-Geigy AG
- Arthur Buehler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
5-Arylazo-6-hydroxy-pyridone-2 dyes containing an amino or substitu...
- Patent number 3,998,803
- Issue date Dec 21, 1976
- Fidelity Union Trust Company, Executive Trustee Under the Sandoz Trust
- Hermann Burkhard
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3-Sulphoalkyl-6-hydroxy-pyrid-(2)-ones
- Patent number 3,994,906
- Issue date Nov 30, 1976
- Ciba-Geigy AG
- Gert Hegar
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) c...
- Patent number 3,979,378
- Issue date Sep 7, 1976
- Badische Anilin- & Soda-Fabrik Aktiengesellschaft
- Gerhard Gnad
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Heavy metal complexes of azo compounds containing a halogeno-2,3-di...
- Patent number 3,971,738
- Issue date Jul 27, 1976
- Ciba-Geigy AG
- Alfred Fasciati
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Water-insoluble monoazo pyridine dyes
- Patent number 3,957,749
- Issue date May 18, 1976
- Cassella Farbwerke Mainkur Aktiengesellschaft
- Hanswilli von Brachel
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
4-Methyl-2,6-dihydroxy-3-cyanopyridine containing dyestuffs
- Patent number 3,956,263
- Issue date May 11, 1976
- Ciba-Geigy AG
- Arthur Buehler
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Monoazo compounds derived from 2-hydroxymethyl-amino benzoic acids...
- Patent number 3,936,437
- Issue date Feb 3, 1976
- Imperial Chemical Industries Limited
- Brian Ribbons Fishwick
- C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents

Information Patent Application
COLORING COMPOUND AND THERMAL TRANSFER RECORDING SHEET
- Publication number 20180237640
- Publication date Aug 23, 2018
- Canon Kabushiki Kaisha
- Taichi Shintou
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
YELLOW TONER
- Publication number 20180120723
- Publication date May 3, 2018
- Zeon Corporation
- Takuya Otake
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Novel Pyridone Dyes
- Publication number 20170015829
- Publication date Jan 19, 2017
- CLARIANT INTERNATIONAL LTD
- Gerald ENGEL
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Pyridone Dye Composition
- Publication number 20170018599
- Publication date Jan 19, 2017
- CLARIANT INTERNATIONAL LTD
- Gerald ENGEL
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
WATER-INSOLUBLE COLORING COMPOUND, INK, THERMAL TRANSFER RECORDING...
- Publication number 20140370207
- Publication date Dec 18, 2014
- Canon Kabushiki Kaisha
- Takeshi Sekiguchi
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Application
Ink composition and ink jet recording method
- Publication number 20030089274
- Publication date May 15, 2003
- Nobuhiro Nishita
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Dye, ink for ink jet recording, and ink jet recording method
- Publication number 20010029869
- Publication date Oct 18, 2001
- Toshiki Fujiwara
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

from a pyridine ring containing one or more hydroxyl groups (or = O)

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Coloring compound and thermal transfer recording sheet

Storage-stable dye solutions

Yellow toner

Thermal transfer recording sheet

Pigment dispersion and yellow resist composition for color filter a...

Water-insoluble coloring compound, ink, thermal transfer recording...

Ink composition and ink jet recording method

Dye, ink for ink jet recording, and ink jet recording method

Preparation of nitrobenzophenones, and a color-stable modification...

Dyes containing 6-hydroxypyrid-2-one groups the 1-positions of whic...

Amine salts of azo dyestuffs of the pyridone series

Azo dyes, their preparation and use

Water-insoluble monoazo pyridone dye

Cationic 5-arylazo-6-hydroxypyridone-2 dyes

Azo dyes of the pyridone series useful for flowable printing inks

Process for dyeing human hair with diazo salts and coupling components

Azo dyes having a 6-hydroxy-pyridone-2 coupling component radical h...

6-Hydroxypyridone-2 compounds having a cationic group in the 3-posi...

Fiber-reactive 2-hydroxy-pyrid-6-on-(3)-yl azo dyestuffs

Process for dyeing and printing

1-Aminoalkylene-3-cyano-4-methyl-6-hydroxy-1,2-dihydropyrid-2-ones

Azo dyes having a 3-halo-4-cyano or acyl-6-hydroxypyridone-2 coupli...

Water-soluble, fiber-reactive phenylazodihydroxy, methyl, cyanopyri...

5-Arylazo-6-hydroxy-pyridone-2 dyes containing an amino or substitu...

3-Sulphoalkyl-6-hydroxy-pyrid-(2)-ones

Water-soluble azo dyes having a substituted 2-hydroxypyridone (6) c...

Heavy metal complexes of azo compounds containing a halogeno-2,3-di...

Water-insoluble monoazo pyridine dyes

4-Methyl-2,6-dihydroxy-3-cyanopyridine containing dyestuffs

Monoazo compounds derived from 2-hydroxymethyl-amino benzoic acids...

Patents Applicationslast 30 patents

COLORING COMPOUND AND THERMAL TRANSFER RECORDING SHEET

YELLOW TONER

Novel Pyridone Dyes

Pyridone Dye Composition

WATER-INSOLUBLE COLORING COMPOUND, INK, THERMAL TRANSFER RECORDING...

Ink composition and ink jet recording method

Dye, ink for ink jet recording, and ink jet recording method