Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials

Introduced: September 1968

Last revised: January 2006

Full Title

Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes > Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials

Classification Context

Section:: PHYSICS
Class:: PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
Subclass:: PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR OR STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY

7 direct subcodes

Child Classifications

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G03C 7/305 Substances liberating photographically active agents, e.g. development-inhibiting releasing couplers
G03C 7/32 Colour-coupling substances
G03C 7/388 Processes for the incorporation in the emulsion of substances liberating photographically active agents or colour-coupling substances; Solvents therefor
G03C 7/392 Additives
G03C 7/407 Development processes or agents therefor
G03C 7/42 Bleach-fixing or agents therefor
G03C 7/44 Regeneration; Replenishers