initially diffusible in alkaline environment

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CPC
G03C8/16

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GPHYSICS G03Photography G03CPHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES G03C8/00Diffusion transfer processes or agents therefor Photosensitive materials for such processes

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G03C8/16initially diffusible in alkaline environment

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Patents Grantslast 30 patents

Information Patent Grant
N-substituted triarylmethane sulfonamides and method of preparation
- Patent number 5,399,709
- Issue date Mar 21, 1995
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reversible redox-controlled imaging method
- Patent number 5,332,654
- Issue date Jul 26, 1994
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Reversible redox-controlled imaging methods
- Patent number 5,258,279
- Issue date Nov 2, 1993
- Polaroid Corporation
- Myron S. Simon
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
2-hydroxy ethyl benzyl pyridinium compounds
- Patent number 4,677,206
- Issue date Jun 30, 1987
- Polaroid Corporation, Patent Dept.
- John M. Dolphin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Photographic system with quaternary releaser
- Patent number 4,588,672
- Issue date May 13, 1986
- Polaroid Corporation
- John M. Dolphin
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Diffusion transfer film units with application of processing compos...
- Patent number 4,377,632
- Issue date Mar 22, 1983
- Polaroid Corporation
- William J. Pflingston
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Photographic products comprising dye developers and N-oxides
- Patent number 4,203,766
- Issue date May 20, 1980
- Polaroid Corporation
- Gerard J. Bourgeois
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Diffusion transfer color products and processes employing silver ha...
- Patent number 4,124,383
- Issue date Nov 7, 1978
- Polaroid Corporation
- Edward G. Denk
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Color diffusion transfer process using benzyl alcohol and derivativ...
- Patent number 4,123,330
- Issue date Oct 31, 1978
- Konishiroku Photo Industry Co., Ltd.
- Jiro Takahashi
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
2-Substituted benzimidazoles in multicolor diffusion transfer
- Patent number 4,057,425
- Issue date Nov 8, 1977
- Polaroid Corporation
- Ronald F. Lambert
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Cyanoethyl-containing blocked development restrainers
- Patent number 4,009,029
- Issue date Feb 22, 1977
- Eastman Kodak Company
- Howell Allen Hammond
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
In-process color balance adjustment of photographic film using filt...
- Patent number 3,990,898
- Issue date Nov 9, 1976
- Polaroid Corporation
- Edwin H. Land
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Diffusion transfer color products and processes with substituted ha...
- Patent number 3,976,486
- Issue date Aug 24, 1976
- Polaroid Corporation
- Edwin H. Land
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dye free, spectrally sensitive silver halide layers in diffusion tr...
- Patent number 3,960,558
- Issue date Jun 1, 1976
- Polaroid Corporation
- Paul A. Cardone
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Spectrally sensitized photographic silver halide emulsion
- Patent number 3,932,186
- Issue date Jan 13, 1976
- Polaroid Corporation
- Alan L. Borror
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
Dye developer transfer photosensitive material with substituted cat...
- Patent number 3,930,862
- Issue date Jan 6, 1976
- Fuji Photo Film Co., Ltd.
- Motohiko Tsubota
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3929786
- Patent number 3,929,786
- Issue date Dec 30, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3909263
- Patent number 3,909,263
- Issue date Sep 30, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3909264
- Patent number 3,909,264
- Issue date Sep 30, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3899331
- Patent number 3,899,331
- Issue date Aug 12, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3883350
- Patent number 3,883,350
- Issue date May 13, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3865593
- Patent number 3,865,593
- Issue date Feb 11, 1975
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3849131
- Patent number 3,849,131
- Issue date Nov 19, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3832173
- Patent number 3,832,173
- Issue date Aug 27, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3801318
- Patent number 3,801,318
- Issue date Apr 2, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3787209
- Patent number 3,787,209
- Issue date Jan 22, 1974
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3785813
- Patent number 3,785,813
- Issue date Jan 15, 1974
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3748129
- Patent number 3,748,129
- Issue date Jul 24, 1973
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Grant
3729314
- Patent number 3,729,314
- Issue date Apr 24, 1973
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
3721823
- Patent number 3,721,823
- Issue date Mar 20, 1973
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY

initially diffusible in alkaline environment

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

N-substituted triarylmethane sulfonamides and method of preparation

Reversible redox-controlled imaging method

Reversible redox-controlled imaging methods

2-hydroxy ethyl benzyl pyridinium compounds

Photographic system with quaternary releaser

Diffusion transfer film units with application of processing compos...

Photographic products comprising dye developers and N-oxides

Diffusion transfer color products and processes employing silver ha...

Color diffusion transfer process using benzyl alcohol and derivativ...

2-Substituted benzimidazoles in multicolor diffusion transfer

Cyanoethyl-containing blocked development restrainers

In-process color balance adjustment of photographic film using filt...

Diffusion transfer color products and processes with substituted ha...

Dye free, spectrally sensitive silver halide layers in diffusion tr...

Spectrally sensitized photographic silver halide emulsion

Dye developer transfer photosensitive material with substituted cat...

3929786

3909263

3909264

3899331

3883350

3865593

3849131

3832173

3801318

3787209

3785813

3748129

3729314

3721823

Patents Applicationslast 30 patents