TREA

Couplers containing an indazolone ring

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  • CPC
  • G03C7/3231
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Parent Industries

GPHYSICS G03Photography G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES G03C7/00Multicolour photographic processes or agents therefor Regeneration of such processing agents Photosensitive materials for multicolour processes

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G03C7/3231Couplers containing an indazolone ring
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Silver halide color photographic material
    • Patent number 5,514,532
    • Issue date May 7, 1996
    • Fuji Photo Film Co., Ltd.
    • Tadahisa Sato
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of forming a photographic dye image
    • Patent number 4,481,268
    • Issue date Nov 6, 1984
    • Eastman Kodak Company
    • Joseph Bailey
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Heterocyclic magenta dye-forming couplers
    • Patent number 4,338,393
    • Issue date Jul 6, 1982
    • Eastman Kodak Company
    • Joseph Bailey
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3782956
    • Patent number 3,782,956
    • Issue date Jan 1, 1974
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3770447
    • Patent number 3,770,447
    • Issue date Nov 6, 1973
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3733335
    • Patent number 3,733,335
    • Issue date May 15, 1973
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3486894
    • Patent number 3,486,894
    • Issue date Dec 30, 1969
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3199983
    • Patent number 3,199,983
    • Issue date Aug 10, 1965
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2964402
    • Patent number 2,964,402
    • Issue date Dec 13, 1960
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2872317
    • Patent number 2,872,317
    • Issue date Feb 3, 1959
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    2866706
    • Patent number 2,866,706
    • Issue date Dec 30, 1958
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2823998
    • Patent number 2,823,998
    • Issue date Feb 18, 1958
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2673801
    • Patent number 2,673,801
    • Issue date Mar 30, 1954
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY