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G03C8/54
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PHYSICS
G03
Photography
G03C
PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES
G03C8/00
Diffusion transfer processes or agents therefor Photosensitive materials for such processes
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G03C8/54
Timing layers
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Patents Grants
last 30 patents
Information
Patent Grant
Photographic elements having temporary barrier layer
Patent number
5,972,557
Issue date
Oct 26, 1999
Fuji Photo Film Co., Ltd.
Hiroki Sasaki
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic element containing gelatin-modified polyurethane
Patent number
5,952,164
Issue date
Sep 14, 1999
Eastman Kodak Company
Charles C. Anderson
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion transfer film unit
Patent number
5,593,810
Issue date
Jan 14, 1997
Polaroid Corporation
Edward P. Lindholm
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic element with cellulose derivative polymer
Patent number
5,212,051
Issue date
May 18, 1993
Fuji Photo Film Co., Ltd.
Kentaro Shiratsuchi
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Temporary barrier layer for photographic element
Patent number
4,865,946
Issue date
Sep 12, 1989
Eastman Kodak Company
Wayne A. Bowman
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
.beta.-Elimination polymers useful for providing diffusion control...
Patent number
4,631,327
Issue date
Dec 23, 1986
Polaroid Corporation
Avinash C. Mehta
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Hydrolyzable diffusion control layers in photographic products
Patent number
4,547,451
Issue date
Oct 15, 1985
Polaroid Corporation, Patent Dept.
Stanley J. Jasne
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Eliminating polymers useful in diffusion control layers
Patent number
4,546,159
Issue date
Oct 8, 1985
Polaroid Corporation
Lloyd D. Taylor
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
.beta.-eliminating polymers for diffusion control in photographic p...
Patent number
4,522,996
Issue date
Jun 11, 1985
Polaroid Corporation
Lloyd D. Taylor
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic material with a temporary barrier layer comprising a c...
Patent number
4,504,569
Issue date
Mar 12, 1985
Eastman Kodak Company
Edward P. Abel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Vinyl-ester polymeric timing layer for color transfer assemblages
Patent number
4,480,080
Issue date
Oct 30, 1984
Eastman Kodak Company
David B. Bailey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Vinyl-ester polymeric timing layer for color transfer assemblages
Patent number
4,463,052
Issue date
Jul 31, 1984
Eastman Kodak Company
David B. Bailey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Diffusion control layers in diffusion transfer photographic products
Patent number
4,461,824
Issue date
Jul 24, 1984
Polaroid Corporation
Avinash C. Mehta
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
.beta.-Eliminating polymers for diffusion control in photographic p...
Patent number
4,458,001
Issue date
Jul 3, 1984
Polaroid Corporation
Lloyd D. Taylor
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Use of carbon adsorption deactivating compounds in image transfer e...
Patent number
4,450,222
Issue date
May 22, 1984
Eastman Kodak Company
Kenneth C. Mattes
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polymeric timing layer for color transfer assemblages
Patent number
4,448,874
Issue date
May 15, 1984
Eastman Kodak Company
Edward P. Abel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Vinyl-ester polymeric timing layer for color transfer assemblages
Patent number
4,440,848
Issue date
Apr 3, 1984
Eastman Kodak Company
David B. Bailey
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Polymeric matrix containing .beta.-eliminating polymer and process...
Patent number
4,426,481
Issue date
Jan 17, 1984
Polaroid Corporation
Charles I. Sullivan
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion control layers for diffusion transfer photographic film
Patent number
4,391,895
Issue date
Jul 5, 1983
Polaroid Corporation
William C. Schwarzel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Timing layers for color transfer assemblages containing positive-wo...
Patent number
4,375,506
Issue date
Mar 1, 1983
Eastman Kodak Company
Edward P. Abel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Coversheet for color transfer assemblages
Patent number
4,357,392
Issue date
Nov 2, 1982
Eastman Kodak Company
Kenneth J. Reed
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Timing layers and auxiliary neutralizing layer for color transfer a...
Patent number
4,356,249
Issue date
Oct 26, 1982
Eastman Kodak Company
Edward P. Abel
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Barrier layer between reactants in photographic products comprising...
Patent number
4,317,892
Issue date
Mar 2, 1982
Eastman Kodak Company
Edward P. Abel
C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information
Patent Grant
Photographic element for color diffusion transfer process
Patent number
4,304,850
Issue date
Dec 8, 1981
Konishiroku Photo Industry Co., Ltd.
Mikio Koyama
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion control layers in diffusion transfer photographic products
Patent number
4,297,431
Issue date
Oct 27, 1981
Polaroid Corporation
Charles I. Sullivan
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion control layers in diffusion transfer photographic products
Patent number
4,288,523
Issue date
Sep 8, 1981
Polaroid Corporation
Lloyd D. Taylor
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic element for color diffusion transfer process
Patent number
4,268,604
Issue date
May 19, 1981
Fuji Photo Film Co., Ltd.
Takashi Yoshida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color diffusion transfer photographic elements comprising a neutral...
Patent number
4,267,262
Issue date
May 12, 1981
Fuji Photo Film Co., Ltd.
Yukio Karino
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic element for color diffusion transfer process having a...
Patent number
4,256,827
Issue date
Mar 17, 1981
Fuji Photo Film Co., Ltd.
Yasuhiro Noguchi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic element for color diffusion transfer process
Patent number
4,250,243
Issue date
Feb 10, 1981
Fuji Photo Film Co., Ltd.
Takashi Yoshida
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Patents Applications
last 30 patents