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characterised by substances used for masking the image-forming section
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CPC
G03C8/48
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G
PHYSICS
G03
Photography
G03C
PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES PHOTOGRAPHIC PROCESSES
G03C8/00
Diffusion transfer processes or agents therefor Photosensitive materials for such processes
Current Industry
G03C8/48
characterised by substances used for masking the image-forming section
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Patents Grants
last 30 patents
Information
Patent Grant
Instant film unit
Patent number
7,108,950
Issue date
Sep 19, 2006
Fuji Photo Film Co., Ltd.
Katsuyoshi Asakura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion transfer photographic film unit
Patent number
6,541,177
Issue date
Apr 1, 2003
Polaroid Corporatiion
James A. Foley
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Photographic products and processes
Patent number
6,103,912
Issue date
Aug 15, 2000
Polaroid Corporation
Charles E. Jandrue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic element and method
Patent number
6,100,005
Issue date
Aug 8, 2000
Polaroid Corporation
Daniel J. Churella
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion transfer photosensitive film unit for silver transfer image
Patent number
5,858,608
Issue date
Jan 12, 1999
Polaroid Corporation
Barry B. Corden
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Black-and-white film from which color images can be extracted
Patent number
5,541,046
Issue date
Jul 30, 1996
Polaroid Corporation
F. Richard Cottrell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Diffusion transfer integral film unit
Patent number
5,449,586
Issue date
Sep 12, 1995
Polaroid Corporation
F. Richard Cottrell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Method and apparatus for scanning of image in integral film structure
Patent number
5,408,447
Issue date
Apr 18, 1995
Polaroid Corporation
F. Richard Cottrell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Thermochromic materials
Patent number
5,294,375
Issue date
Mar 15, 1994
Polaroid Corporation
Marcis M. Kampe
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic products and processes
Patent number
5,244,771
Issue date
Sep 14, 1993
Polaroid Corporation
Charles E. Jandrue
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic products and processes
Patent number
4,891,298
Issue date
Jan 2, 1990
Polaroid Corporation
David P. Waller
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Photographic products and processes
Patent number
4,886,733
Issue date
Dec 12, 1989
Polaroid Corporation
Myron S. Simon
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Apparatus for introducing substances into liquids e.g. metal melts
Patent number
4,701,215
Issue date
Oct 20, 1987
Injectall Limited
Kenneth W. Bates
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Optical filter agents and photographic products and processes conta...
Patent number
4,621,156
Issue date
Nov 4, 1986
Polaroid Corporation
Derek H. R. Barton
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Novel xanthene compounds and their photographic use
Patent number
4,617,402
Issue date
Oct 14, 1986
Polaroid Corporation
Alan L. Borror
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color transfer photographic processes and products with indole phth...
Patent number
4,615,966
Issue date
Oct 7, 1986
Polaroid Corporation
Alan L. Borror
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Apparatus for introducing substances into liquids e.g. metal melts
Patent number
4,575,393
Issue date
Mar 11, 1986
Injectall Limited
Kenneth W. Bates
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Polymeric pH-sensitive optical filter agents and articles including...
Patent number
4,546,062
Issue date
Oct 8, 1985
Polaroid Corporation
Irena Y. Bronstein-Bonte
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Process for preparing aqueous dispersion of pigment
Patent number
4,500,362
Issue date
Feb 19, 1985
Fuji Photo Film Co., Ltd.
Osamu Takahashi
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color transfer photographic processes and products
Patent number
4,496,651
Issue date
Jan 29, 1985
Polaroid Corporation
Leon D. Cerankowski
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Photographic product for silver transfer images with polyvinylpyrro...
Patent number
4,489,152
Issue date
Dec 18, 1984
Polaroid Corporation
David F. Oberhauser
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Use of carbon adsorption deactivating compounds in image transfer e...
Patent number
4,471,047
Issue date
Sep 11, 1984
Eastman Kodak Company
Kenneth C. Mattes
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Polymeric pH-sensitive optical filter agents having hydrazone moiet...
Patent number
4,468,494
Issue date
Aug 28, 1984
Polaroid Corporation
Derek H. R. Barton
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Color transfer photographic processes and products
Patent number
4,456,674
Issue date
Jun 26, 1984
Polaroid Corporation
Leon D. Cerankowski
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Quaternary nitrogen-containing polymers and articles including same
Patent number
4,452,878
Issue date
Jun 5, 1984
Polaroid Corporation
Louis Locatell
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
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
Photographic light-sensitive material with forced oxidized carbon b...
Patent number
4,444,866
Issue date
Apr 24, 1984
Fuji Photo Film Co., Ltd.
Takeo Sakai
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Xanthene compounds
Patent number
4,429,142
Issue date
Jan 31, 1984
Polaroid Corporation
Richard L. Cournoyer
C07 - ORGANIC CHEMISTRY
Information
Patent Grant
Novel xanthene compounds and their photographic use
Patent number
4,416,971
Issue date
Nov 22, 1983
Polaroid Corporation
Alan L. Borror
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Grant
Thiazine-1,1-dioxide and isothiazole-1,1-dioxide derivatives
Patent number
4,359,574
Issue date
Nov 16, 1982
Polaroid Corporation
Stanley M. Bloom
C07 - ORGANIC CHEMISTRY
Patents Applications
last 30 patents
Information
Patent Application
Instant film unit
Publication number
20060002692
Publication date
Jan 5, 2006
Fuji Photo Film Co., Ltd.
Katsuyoshi Asakura
G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information
Patent Application
Diffusion transfer photographic film unit
Publication number
20030054267
Publication date
Mar 20, 2003
James A. Foley
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC