Spot-preventing agents

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  • CPC
  • G03C1/33
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Patents Grantslast 30 patents

  • Information Patent Grant

    Silver halide photographic material

    • Patent number 5,155,007
    • Issue date Oct 13, 1992
    • Konica Corporation
    • Yoji Hara
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Method of photographic color development using polyhydroxy compound...

    • Patent number 4,975,357
    • Issue date Dec 4, 1990
    • Eastman Kodak Company
    • Jean M. Buongiorne
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    High contrast photographic elements exhibiting reduced pepper fog

    • Patent number 4,618,574
    • Issue date Oct 21, 1986
    • Eastman Kodak Company
    • Anthony Cavallaro
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Silver halide photographic materials

    • Patent number 4,504,577
    • Issue date Mar 12, 1985
    • Fuji Photo Film Co., Ltd.
    • Yoshinobu Yoshida
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Light-sensitive photographic silver halide recording material

    • Patent number 4,418,142
    • Issue date Nov 29, 1983
    • Agfa-Gevaert Aktiengesellschaft
    • Hans Langen
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    Silver halide film

    • Patent number 4,340,665
    • Issue date Jul 20, 1982
    • E. I. Du Pont de Nemours and Company
    • Lloyd G. Sidwell
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3925086

    • Patent number 3,925,086
    • Issue date Dec 9, 1975
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    3839047

    • Patent number 3,839,047
    • Issue date Oct 1, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3819380

    • Patent number 3,819,380
    • Issue date Jun 25, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3813249

    • Patent number 3,813,249
    • Issue date May 28, 1974
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3778268

    • Patent number 3,778,268
    • Issue date Dec 11, 1973
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3733196

    • Patent number 3,733,196
    • Issue date May 15, 1973
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3690892

    • Patent number 3,690,892
    • Issue date Sep 12, 1972
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3488707

    • Patent number 3,488,707
    • Issue date Jan 6, 1970
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3443951

    • Patent number 3,443,951
    • Issue date May 13, 1969
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3393072

    • Patent number 3,393,072
    • Issue date Jul 16, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3383215

    • Patent number 3,383,215
    • Issue date May 14, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3382071

    • Patent number 3,382,071
    • Issue date May 7, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3380828

    • Patent number 3,380,828
    • Issue date Apr 30, 1968
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3312552

    • Patent number 3,312,552
    • Issue date Apr 4, 1967
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3310405

    • Patent number 3,310,405
    • Issue date Mar 21, 1967
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3236652

    • Patent number 3,236,652
    • Issue date Feb 22, 1966
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3123492

    • Patent number 3,123,492
    • Issue date Mar 3, 1964
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    3078163

    • Patent number 3,078,163
    • Issue date Feb 19, 1963
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2256390

    • Patent number 2,256,390
    • Issue date Sep 16, 1941
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
  • Information Patent Grant

    2239284

    • Patent number 2,239,284
    • Issue date Apr 22, 1941
    • G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY