free of acid groups

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CPC
C09B29/325

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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

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C09B29/325free of acid groups

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Patents Grantslast 30 patents

Information Patent Grant
Aromatic-aliphatic azo derivatives particularly as markers for petr...
- Patent number 7,956,170
- Issue date Jun 7, 2011
- Enrico Traverso
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Grant
Phase change inks containing colorant compounds
- Patent number 7,749,315
- Issue date Jul 6, 2010
- Xerox Corporation
- Jeffrey H. Banning
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Colorant compounds
- Patent number 7,381,831
- Issue date Jun 3, 2008
- Xerox Corporation
- Jeffrey H. Banning
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color developing agent, azo dye, silver halide photographic light-s...
- Patent number 6,989,439
- Issue date Jan 24, 2006
- Fuji Photo Film Co., Ltd.
- Osamu Uchida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Color developing agent, azo dye, silver halide photographic light-s...
- Patent number 6,555,691
- Issue date Apr 29, 2003
- Fuji Photo Film Co., Ltd.
- Osamu Uchida
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Azo dyes from substituted 2-aminothiophenes and acyclic active meth...
- Patent number 4,579,939
- Issue date Apr 1, 1986
- Eastman Kodak Company
- Max A. Weaver
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Certain 3-phenylhydrazono-2-amino-1,1,3-propene tricarbonitrile
- Patent number 4,401,600
- Issue date Aug 30, 1983
- Ciba-Geigy Corporation
- Robert Portmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Monoazo pigments containing a quinazo linonylacetoacetanilide coupl...
- Patent number 4,288,362
- Issue date Sep 8, 1981
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Preparation of solutions of azo methine basic dyestuffs
- Patent number 4,248,775
- Issue date Feb 3, 1981
- Bayer Aktiengesellschaft
- Roderich Raue
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Process for the preparation of azo dyes
- Patent number 4,243,583
- Issue date Jan 6, 1981
- Ciba-Geigy Corporation
- Robert Portmann
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Nondiffusible azo dye-releasing compounds
- Patent number 4,228,073
- Issue date Oct 14, 1980
- Eastman Kodak Company
- Derek D. Chapman
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Heterocyclic azo dyes and pigments containing 4-quinazolinone moieties
- Patent number 4,225,489
- Issue date Sep 30, 1980
- Bayer Aktiengesellschaft
- Meinhard Rolf
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Basic azo dyes
- Patent number 4,113,718
- Issue date Sep 12, 1978
- Ciba-Geigy Corporation
- Peter Loew
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Azo dyes having one or two triazinyl-or pyrimidyl-acetic acid ester...
- Patent number 4,042,577
- Issue date Aug 16, 1977
- Sandoz Ltd.
- Bansi Lal Kaul
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Chelatable triazolylazo-N-alkyl(cycloalkyl)acylacetamide dyes
- Patent number 3,993,637
- Issue date Nov 23, 1976
- Eastman Kodak Company
- James M. Straley
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
3926969
- Patent number 3,926,969
- Issue date Dec 16, 1975
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3096338
- Patent number 3,096,338
- Issue date Jul 2, 1963
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
COMPOUND FOR PHOTORESIST, PHOTORESIST LIQUID, AND ETCHING METHOD US...
- Publication number 20100104985
- Publication date Apr 29, 2010
- Tetsuya Watanabe
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Phase change inks containing colorant compounds
- Publication number 20080245264
- Publication date Oct 9, 2008
- Xerox Corporation.
- Jeffrey H. Banning
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Aromatic-Aliphatic Azo Derivatives Particularly As Markers For Petr...
- Publication number 20080015342
- Publication date Jan 17, 2008
- Enrico Traverso
- C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
Information Patent Application
Color developing agent, azo dye, silver halide photographic light-s...
- Publication number 20030204094
- Publication date Oct 30, 2003
- Fuji Photo Film Co., Ltd.
- Osamu Uchida
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Color developing agent, azo dye, silver halide photographic light-s...
- Publication number 20020146651
- Publication date Oct 10, 2002
- Osamu Uchida
- C07 - ORGANIC CHEMISTRY

free of acid groups

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Aromatic-aliphatic azo derivatives particularly as markers for petr...

Phase change inks containing colorant compounds

Colorant compounds

Color developing agent, azo dye, silver halide photographic light-s...

Color developing agent, azo dye, silver halide photographic light-s...

Azo dyes from substituted 2-aminothiophenes and acyclic active meth...

Certain 3-phenylhydrazono-2-amino-1,1,3-propene tricarbonitrile

Monoazo pigments containing a quinazo linonylacetoacetanilide coupl...

Preparation of solutions of azo methine basic dyestuffs

Process for the preparation of azo dyes

Nondiffusible azo dye-releasing compounds

Heterocyclic azo dyes and pigments containing 4-quinazolinone moieties

Basic azo dyes

Azo dyes having one or two triazinyl-or pyrimidyl-acetic acid ester...

Chelatable triazolylazo-N-alkyl(cycloalkyl)acylacetamide dyes

3926969

3096338

Patents Applicationslast 30 patents

COMPOUND FOR PHOTORESIST, PHOTORESIST LIQUID, AND ETCHING METHOD US...

Phase change inks containing colorant compounds

Aromatic-Aliphatic Azo Derivatives Particularly As Markers For Petr...

Color developing agent, azo dye, silver halide photographic light-s...

Color developing agent, azo dye, silver halide photographic light-s...