Production of subtractively colored photographic material

Claim 1

THE PROCESS OF PRODUCING SUBTRACTIVELY COLORED IMAGES IN A PHOTOGRAPHIC COLOR TRIPACK COMPRISING A BASE, A RED SENSITIVE SILVER HALIDE EMULSION ON THE BASE CONTAINING COLOR FORMER CAPABLE OF REACTING WITH THE OXIDATION PRODUCTS OF A PRIMARY AROMATIC AMINO DEVELOPER TO PRODUCE A CYAN DYE, SAID COLOR FORMER CONTAINING A PHENOLIC HYDROXYL GROUP AND HAVING A GROUP RENDERING THE COLOR FORMER NON-MIGRATORY IN THE SILVER HALIDE EMULSION AND BEING SUBSTITUTED PARA TO THE PHENOLIC HYDROXYL GROUP BY A SUBSTITUENT WHICH IS REPLACEABLE ON DEVELOPMENT WITH A PRIMARY AROMATIC AMINO DEVELOPER BUT WHICH RENDERS THE COLOR FORMER INCAPABLE OF REACTING WITH THE OXIDATION PRODUCTS OF A B-AROMATIC SULFONHYDRAZIDE DEVELOPER, A GREEN SENSITIVE SILVER HALIDE EMULSION ON THE RED SENSITIVE EMULSION CONTAINING A MAGENTA AZO COLOR FORMER CAPABLE OF REACTING WITH THE OXIDATION PRODUCTS OF A PRIMARY AROMATIC AMINO DEVELOPER, SAID COLOR FORMER BEARING A GROUP RENDERING IT NON-MIGRATORY IN THE EMULSION AND HAVING A FREE COUPLING POSITION SELECTED FROM THE CLASS ORTHO AND PARA TO THE COUPLING DIRECTING GROUP, AND A BLUE SENSITIVE SILVER HALIDE EMULSION ON THE GREEN SENSITIVE EMULSION CONTAINING A YELLOW AZO COLOR FORMER CAPABLE OF REACTING WITH THE OXIDATION PRODUCTS OF A PRIMARY AROMATIC AMINO DEVELOPER AND HAVING A GROUP RENDERING IT NON-MIGRATORY IN THE EMULSION, WHICH COMPRISES EXPOSING SAID TRIPACK, DEVELOPING IT IN BLACK AND WHITE DEVELOPER, RE-EXPOSING THE TRIPACK TO WHITE LIGHT, COLOR DEVELOPING THE BLUE AND GREEN SENSITIVE LAYERS ONLY WITH B-AROMATIC SULFONHYDRAZIDE DEVELOPER AND SUBSEQUENTLY COLOR DEVELOPING THE RED SENSITIVES LAYER WITH A PRIMARY AROMATIC AMINO DEVELOPER.