Patents
Sitemap › G03 - Photography; Cinematography; Analogous techniques using waves other than optical waves; Electrography; Holography › G03C - Photosensitive materials for photographic purposes; Photographic processes, e.g. cine, x-ray, colour or stereo-photographic processes; Auxiliary processes in photography › G03C 8 - Diffusion transfer processes or agents therefor; Photosensitive materials for such processes
Patents for G03C 8 - Diffusion transfer processes or agents therefor; Photosensitive materials for such processes (3,333)
12/1984
12/27/1984EP0129033A2 Photographic products and novel compounds
12/25/1984US4490456 Self-developing photographic film units
12/19/1984EP0128594A2 Photographic elements for silver salt diffusion transfer process
12/18/1984US4489152 Photographic product for silver transfer images with polyvinylpyrrolidone in carbon black layer
12/12/1984EP0127897A2 Photographic products and processes
12/12/1984EP0127787A2 Hydrolyzable diffusion control layers in photographic products
12/11/1984CA1179330A1 Image dye providing materials and photographic products and processing
12/11/1984CA1179177A1 Heat-developable color photographic material including silver salt and a dye releasing compound
12/05/1984EP0127431A2 Hydrophilic layers adjacent a stripping layer for diffusion transfer assemblages
12/04/1984US4486528 Color diffusion transfer photographic element with redox dye releasers
12/04/1984US4486085 Apparatus for developing color-photographic images in etching alkaline solutions according to the color diffusion process
12/04/1984CA1178837A1 Diffusion transfer photographic system using substituted phenylmercaptoazoles
11/1984
11/28/1984EP0126588A2 Barrier resin for photothermographic color separation
11/28/1984EP0126132A1 Apparatus for introducing substances into liquids e.g. metal melts.
11/27/1984US4485165 Photosensitive element, transparent cover, and alkalinity processing somposition
11/27/1984US4485164 Containing oxidant for elecytron transfer agent
11/27/1984CA1178580A1 Photographic products and processes employing novel nondiffusible 2-(2-pyridylazo)-4,5-bis(tertiary amino)phenol black dye-releasing compounds and precursors thereof
11/27/1984CA1178470A1 Use of ketal blocked quinones to reduce post-process d-min increase in positive redox dye-releasing image transfer systems
11/27/1984CA1178469A1 Neutralizing-timing layer for color transfer assemblages including a carboxy-ester-lactone polymer
11/27/1984CA1178468A1 Polymeric vehicle for metallizable dye image- receiving layer
11/21/1984EP0125523A2 Silver halide photographic light-sensitive material
11/21/1984EP0125521A2 Heat-developable light-sensitive material
11/20/1984US4483916 Improving the color balance of multicolor prints by exposure through contrast reducing light distribution means
11/20/1984US4483915 Azo dye releasing compounds with hydrolytic removable group for dye diffusion transfer process
11/20/1984US4483914 Redox system containing a dye releasable compound
11/14/1984EP0124915A1 Photographic silver halide material containing a ballasted electron-donor precursor compound
11/14/1984EP0124820A1 Method and device for developing photographic two-sheet diffusion material
11/07/1984EP0124392A2 Photographic assemblage and cover sheet for color transfer comprising a polymeric timing layer
11/07/1984EP0123937A1 A base precursor for heat-developable photosensitive material
11/07/1984EP0123913A1 Heat developable color photographic materials
11/07/1984EP0123908A2 Heat-developable color light-sensitive material
11/07/1984EP0123904A1 Heat developable photographic material
11/07/1984EP0123892A2 Process for thermal development and transfer
11/06/1984US4481287 4-Hydroxyalkyl-substituted 3-pyrazolidinone electron transfer agents
11/06/1984US4481286 Ligands and photographic process
11/06/1984US4481278 Chrome complexed dye developer compounds and photographic products and processes
11/06/1984US4481277 Photographic products and processes with scavengers for silver ions or silver complexes
11/06/1984US4481141 Color photographjy, diffusion transfer
10/1984
10/31/1984EP0123166A2 Process for forming color images
10/30/1984US4480080 Vinyl-ester polymeric timing layer for color transfer assemblages
10/30/1984US4480025 Water reservoir layers in bleach-fix sheets
10/30/1984CA1176900A1 Photographic elements containing polymers which coordinate with metal ions
10/30/1984CA1176899A1 Photographic colour material for diffusion transfer including a visible direct positive-working agx layer in association with a negative-working agx layer
10/24/1984EP0122512A2 Dry image-forming process and material therefor
10/23/1984US4478929 Dye image transfer film unit with tabular silver halide
10/23/1984US4478927 Heat-developable color photographic materials
10/17/1984EP0121930A2 Image-forming method
10/17/1984EP0121765A2 Process for forming image
10/17/1984EP0121526A1 Imaging elements containing pigmented layers
10/16/1984US4477554 Silver halide emulsion containing quinoid dye-releasing compound
10/09/1984US4476213 Non-aqueous silver halide diffusion imaging system
10/09/1984US4476207 Photographic products and processes employing novel nondiffusible cyan dye-releasing compounds and precursors thereof
10/03/1984EP0120661A2 Heat developable color light-sensitive materials
10/03/1984EP0120403A2 Heat developable color photographic materials
10/03/1984EP0120402A1 Base precursor
10/03/1984EP0120306A2 Image-forming method
10/03/1984EP0027461B1 Color transfer film and process
10/02/1984US4474867 Silver halide emulsion, oragnic silver salt oxidizer, reducing agent, adye-releasing coupler and polymeric binder;stability
10/02/1984US4474854 Photographic material containing a layer capable of being dyed by organic dyes
09/1984
09/26/1984EP0119830A2 Photothermographic element having topcoat bleachable antihalation layer
09/26/1984EP0119615A2 Dry image-forming process
09/26/1984EP0119470A2 Image-forming process
09/25/1984US4473632 Heat-developable color photographic material
09/25/1984US4473631 Heat-developable color photographic material
09/25/1984CA1174885A1 Photographic image transfer film unit including tabular silver halide grains with high aspect ratio
09/19/1984EP0119102A2 Image enhancement of photothermographic elements
09/19/1984EP0118907A2 Process for forming image
09/18/1984US4472493 Color diffusion transfer
09/18/1984CA1174671A1 Image dye-providing materials, photographic products and processes
09/18/1984CA1174503A1 Sulfo-containing adhesive compositions and self- processing photographic products containing same
09/12/1984EP0118078A2 Heat-developable color photographic materials
09/11/1984US4471047 Use of carbon adsorption deactivating compounds in image transfer elements
09/11/1984US4471046 4-Hydroxyalkyl-substituted 3-pyrazolidinone electron transfer agents
09/11/1984US4471045 4-Hydroxyalkyl-substituted 3-pyrazolidinone electron transfer agents
09/11/1984CA1174239A1 Photographic products and processes employing triarylmethane compounds
09/11/1984CA1174096A1 Acidic adhesive compositions and self-processing photographic products containing same
09/05/1984EP0117511A2 Silver halide color photographic light-sensitive material
09/05/1984EP0117358A2 Dihydrobenzotriazine compounds as photographic developing agents
09/04/1984US4469877 Precursor for silver halide solvent
09/04/1984US4469782 Coating method for having simultaneous separate extrudable multiple coatings with laterally spaced separators
09/04/1984US4469773 Carbamoyloxy substituted couplers in a photothermographic element and process
09/04/1984CA1173686A1 Photographic product including a bis-sulfone or sulfone-cyano derivative as silver halide solvent precursor
08/1984
08/29/1984EP0117165A2 Bleach-fix sheet
08/29/1984EP0116756A1 Apparatus for introducing substances into liquids e.g. metal melts
08/28/1984US4468494 Polymeric pH-sensitive optical filter agents having hydrazone moieties attached thereto
08/28/1984US4468452 Color diffusion transfer photographic elements
08/28/1984US4468451 Photographic products and processes
08/28/1984US4468450 Photographic products and processes
08/28/1984US4468449 Photographic products and processes
08/28/1984US4468448 Colorless dye precursor containing a 1,3-sulfur-nitrogen group that undergoes cleavage
08/22/1984EP0116502A1 Vinyl-ester polymeric timing layer for color transfer assemblage and cover sheet
08/15/1984EP0115701A1 Novel xanthene compounds and their photographic use
08/14/1984CA1172794A1 Water-dispersible polyester adhesives for photographic materials
08/14/1984CA1172629A1 Photographic products employing nondiffusible metal- complexed azo dye-releasing compounds and precursors thereof
08/14/1984CA1172495A1 Timing layers for color transfer assemblages containing positive-working redox dye-releasers
08/14/1984CA1172494A1 Photographic products and processes employing substituted sulfonamidophenol or sulfonamidonaphthol dye releasers
08/14/1984CA1172493A1 Timing layers and auxiliary neutralizing layer for color transfer assemblages containing positive- working redox dye-releasers
08/08/1984EP0115054A2 Beta-eliminating polymers for diffusion control in photographic products
08/08/1984EP0115053A2 Diffusion control layers in diffusion transfer photographic products
08/01/1984EP0114556A2 Photographic recording material
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