Azo dyes

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  • CPC
  • C09B62/82
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Patents Grantslast 30 patents

  • Information Patent Grant

    Fibre-reactive dyes, their preparation and their use

    • Patent number 9,193,870
    • Issue date Nov 24, 2015
    • Huntsman International LLC
    • Georg Roentgen
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Bunte salt azo dye compound

    • Patent number 6,515,114
    • Issue date Feb 4, 2003
    • Clariant Finance (BVI) Limited
    • James Myron Hanna
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Monoazo dyes which are free from water-solubilizing groups and whic...

    • Patent number 5,739,299
    • Issue date Apr 14, 1998
    • Zeneca Limited
    • Nigel Hall
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Arylsulfonyl compounds with unsaturated radicals

    • Patent number 5,225,595
    • Issue date Jul 6, 1993
    • BASF Aktiengesellschaft
    • Bernd Siegel
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Water-soluble azo dyes containing diaminopyrimidine coupler components

    • Patent number 4,145,341
    • Issue date Mar 20, 1979
    • BASF Aktiengesellschaft
    • Johannes Dehnert
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water-soluble diphenylamine-azo-sulfatoalkoxyphenyl dyestuffs

    • Patent number 4,119,623
    • Issue date Oct 10, 1978
    • Bayer Aktiengesellschaft
    • Herbert Hugl
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Benzene-azo-heterocyclic dyestuffs derived from alkyl aminocinnamat...

    • Patent number 4,101,543
    • Issue date Jul 18, 1978
    • Produits Chimiques Ugine Kuhlmann
    • Jean-Pierre Henri Stiot
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Quaternary basic azodyestuffs containing a propenyl amino radical

    • Patent number 4,082,740
    • Issue date Apr 4, 1978
    • Hoechst Aktiengesellschaft
    • Reinhard Mohr
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for dyeing and printing synthetic fiber materials

    • Patent number 4,062,642
    • Issue date Dec 13, 1977
    • Hoechst Aktiengesellschaft
    • Walter Deucker
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    Spiro compounds

    • Patent number 4,042,635
    • Issue date Aug 16, 1977
    • Ciba-Geigy Corporation
    • Paul Rys
    • C07 - ORGANIC CHEMISTRY
  • 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
  • Information Patent Grant

    Spiro compounds

    • Patent number 3,950,403
    • Issue date Apr 13, 1976
    • Ciba-Geigy Corporation
    • Paul Rys
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3907769

    • Patent number 3,907,769
    • Issue date Sep 23, 1975
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3873615

    • Patent number 3,873,615
    • Issue date Mar 25, 1975
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3860571

    • Patent number 3,860,571
    • Issue date Jan 14, 1975
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3843623

    • Patent number 3,843,623
    • Issue date Oct 22, 1974
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3639386

    • Patent number 3,639,386
    • Issue date Feb 1, 1972
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3637653

    • Patent number 3,637,653
    • Issue date Jan 25, 1972
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3573273

    • Patent number 3,573,273
    • Issue date Mar 30, 1971
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3549613

    • Patent number 3,549,613
    • Issue date Dec 22, 1970
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3503954

    • Patent number 3,503,954
    • Issue date Mar 31, 1970
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3502646

    • Patent number 3,502,646
    • Issue date Mar 24, 1970
    • D06 - TREATMENT OF TEXTILES OR THE LIKE LAUNDERING FLEXIBLE MATERIALS NOT OTH...
  • Information Patent Grant

    3415810

    • Patent number 3,415,810
    • Issue date Dec 10, 1968
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3385842

    • Patent number 3,385,842
    • Issue date May 28, 1968
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3380991

    • Patent number 3,380,991
    • Issue date Apr 30, 1968
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3367929

    • Patent number 3,367,929
    • Issue date Feb 6, 1968
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3337522

    • Patent number 3,337,522
    • Issue date Aug 22, 1967
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    3334084

    • Patent number 3,334,084
    • Issue date Aug 1, 1967
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3310552

    • Patent number 3,310,552
    • Issue date Mar 21, 1967
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents