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 7 - Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes
Patents for G03C 7 - Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes (10,584)
06/1981
06/25/1981WO1981001755A1 Light sensitive,thermally developable imaging system
06/24/1981EP0030747A1 2-Equivalent yellow-forming colour couplers, their use in the production of photographic colour images, and photographic elements containing such couplers
06/23/1981US4275200 Condensation of carbamic esters with x-halogen carbonyl compounds
06/23/1981US4275148 Light-sensitive silver halide color photographic materials
06/23/1981US4275145 Method for dispersing oil-soluble photographic additives
06/16/1981US4273864 Color photographic light-sensitive materials
06/16/1981US4273863 Aminoacid or acid and amine
06/16/1981US4273861 Multilayer color photographic materials utilizing an interlayer correction coupler
06/16/1981US4273855 Photographic diffusion transfer process and material for the production of color images and suitable compounds therefor
06/16/1981US4273854 Method for improving the light fastness of organic substrate materials including photographic dye images
06/16/1981US4273708 Carbonyl-substituted cyan azo dye-providing materials
06/16/1981CA1103273A1 Phenolic dye-forming couplers
06/16/1981CA1103082A1 Light-sensitive photographic material containing an unsaturated cyclic thioether dir compound
06/16/1981CA1103077A1 Process for producing positive or negative dye images using high iodide silver halide emulsions
06/09/1981US4272613 Color photographic process
06/09/1981US4272434 Nondiffusible compounds having a releasable azo dye moiety
06/03/1981EP0029722A1 A processing method for silver halide colour photographic material
06/02/1981US4271254 Process for producing photographic images
06/02/1981US4271253 Metal complex of a 1,2-dicyano ethylene
06/02/1981US4271252 Metal complex salt
06/02/1981US4271246 Method for producing a multicolor optical filter
06/02/1981US4270853 Sound-recording instant-printing film and camera therefor
06/02/1981CA1102167A1 Light sensitive photographic material containing a dir thioether compound
06/02/1981CA1102166A1 Dye image forming process
05/1981
05/26/1981US4270130 Thermal deformation record device with bleachable dye
05/26/1981US4269936 Process of forming yellow photographic images
05/26/1981US4269932 Process for preparing an original information carrier for zero-order diffraction
05/26/1981US4269928 Process for the production of photographic images by dye diffusion transfer and photographic material suitable in this process
05/26/1981US4269926 Stabilization of organic substrate materials including photographic dye images against the action of light
05/26/1981US4269923 Multicolor motion pictures and sound recording; high quality images using a nondiffusable silver bleach inhibitor and a diffusable bleach accelerator
05/26/1981CA1101721A1 Solution for processing high speed video news film including a competing coupler, ethylene diamine, t- butyl amine borane and a competing non-coupling developer
05/19/1981US4268625 Photographic light-sensitive element for the color diffusion transfer process
05/19/1981US4268618 Bleaching composition for photographic processing
05/19/1981US4268617 Color photographic light-sensitive material
05/19/1981US4268616 Process for forming photographic images
05/19/1981US4268605 Stabilization of organic substrate materials including photographic dye images against the action of light
05/19/1981US4268593 Recording material for color photography
05/19/1981US4268592 Pyrazolone magenta coupler
05/19/1981US4268591 Material for color photography
05/12/1981US4267264 With layers of increasing sensitivity from the support upwards
05/12/1981US4267263 Use of β-aminoethyl carbamic acid for producing photographic baths and developer compositions
05/06/1981EP0028099A1 Photographic couplers, emulsions, materials and processes
05/05/1981US4266044 Novel polymeric mordanting agents for anionic compounds
05/05/1981US4266020 Xanthenes as discoloration inhibitors
05/05/1981US4266019 Silver halide photographic material containing yellow coupler
05/05/1981US4266013 Phenyl or naphthyl hydrazides as fogging agents
05/05/1981US4266012 Color photographic process utilizing polychromatic glass
05/05/1981US4266011 Process for the production of colored photographic images by the silver dye-bleach process
05/05/1981US4266002 Photographic elements
05/05/1981CA1100503A1 Quinoxalines and their use in photographic processes
05/05/1981CA1100502A1 Quinoxalines and their use in photographic processes
04/1981
04/29/1981EP0027462A1 Photosensitive element, film unit for forming a diffusion transfer color image, photographic image, diffusion transfer color process and compounds therefor.
04/29/1981EP0027461A1 Color transfer film and process.
04/29/1981EP0027460A1 Diffusion transfer film unit and color process.
04/28/1981US4264723 Containing pyrazolone couplers
04/28/1981US4264722 Silver halide photographic light-sensitive material
04/28/1981US4264721 An acylamide yellow coupler and a 5-thia-1,2,4-triazole
04/28/1981US4264720 Color photographic light-sensitive material
04/28/1981US4264717 Color photographic material and color photographic processes
04/28/1981US4264716 Photographic color developer compositions
04/28/1981US4264193 Image converting and projecting method and apparatus for carrying out the same
04/22/1981EP0027284A1 Copolymer latex and photographic silver halide materials containing such latex
04/22/1981EP0027242A1 Polymeric ultraviolet absorbers, photographic material including them, and process
04/22/1981EP0027141A1 Silver image stabilization.
04/21/1981CA1099742A1 Fluorinated 1-hydroxy-2-naphthamide coupler, coupler compositions and photographic elements suited to forming integral sound tracks
04/21/1981CA1099559A1 1,2,4-triazole derivatives substituted with a thio or seleno group in the 5-position
04/16/1981WO1981001059A1 Polymeric ultraviolet absorbers and photographic material including them
04/14/1981US4262087 Photographic elements containing 5-pyrazolone magenta couplers
04/14/1981CA1099288A1 Phenylsulfamoyl couplers, coupler compositions and photographic elements suited to forming integral sound tracks
04/08/1981EP0026520A1 Photographic silver halide development in the presence of thioether development activators; method, developer and photographic element
04/08/1981EP0026519A1 Photographic silver halide emulsion material containing an antifoggant precursor
04/07/1981CA1099039A1 Color dot display
03/1981
03/31/1981US4259493 Perhalomethylcarbinol-substituted phenol and naphthol sulfamphthaleins
03/31/1981US4259437 Development inhibitor releasing compounds and their use in photographic materials
03/31/1981US4259423 Means and method for color photography printing
03/25/1981EP0025775A2 Process for the production of a monochromatic colour image, and photographic material suited therefor
03/24/1981US4258127 Reversal color development process
03/24/1981US4258126 Photoresists
03/24/1981US4258120 Substituted sulfonamido compounds, photosensitive elements, film units, and processes for retaining a photographic image with same
03/17/1981US4256831 Light-sensitive photographic element comprising a magenta image dye-providing compound
03/17/1981US4256826 Bleach-fix sheets
03/17/1981US4256817 Tungsten-nickel sulfide complex salt
03/17/1981US4256559 Method and apparatus for regenerating spent photographic bleach-fixer solution
03/17/1981CA1097530A1 Process in which a silver image is enhanced by use of an oxidatively bleachable colorant
03/03/1981US4254216 Color photographic material
03/03/1981US4254213 Bis-pyrazolones
03/03/1981US4254212 Alkoxy substituted sulfonyl
03/03/1981US4254195 Stabilization of organic substrate materials including photographic dye images against the action of light
02/1981
02/24/1981US4252894 Hydrophilic color coupler composition containing diepoxide
02/24/1981US4252893 Phenolic ethers or phenolic esters
02/24/1981US4252892 Photographic color developer compositions
02/18/1981EP0024033A1 Photographic colour couplers and light-sensitive material containing them
02/17/1981US4251624 Immersion in sodium chloride, formaldehyde, acetic acid
02/17/1981US4251622 Containing a dye, an aryl ketone sensitizer, and an n-substituted polyamide or a vinyl acetate polymer of high molecular weight
02/17/1981CA1095817A1 Compositions for the detection of hydrogen peroxide
02/17/1981CA1095768A1 Use of oxazolinone-2 derivatives with a mercapto group in the 5-position as dir compounds in photographic material
02/11/1981EP0023888A2 Process for the production of masked positive colour images by the silver dye bleach process and the photographic silver dye bleach material for use therein
02/10/1981US4250252 A development-inhibitor-releasing compound comprising a 5-(sulfoamido-1-indanone-2-yl)thio-tetrazole
02/10/1981US4250251 Coupler solvent particles for forming a microcrystalline dye having broadened infrared absorption spectra
02/10/1981US4250243 Photographic element for color diffusion transfer process
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