G03C 7/346 — IPC vs CPC Diff | Patent Classification Explorer

DIFF Subgroup

G03C 7/346

Full Title

Multicolour photographic processes or agents therefor; Regeneration of such processing agents; Photosensitive materials for multicolour processes (diffusion transfer processes G03C8/00) > Colour processes using colour-coupling substances; Materials therefor; Preparing or processing such materials > Colour coupling substances (G03C7/305, G03C7/388 take precedence; ) > Couplers containing phenols (G03C7/327, G03C7/333 take precedence)

Of 1 combined children, 0 exist in both systems.

1 codes are CPC-only extensions.

Note: 1 CPC extensions are marked as secondary classification only.

This code exists only in CPC.

Diff view requires codes present in both systems.

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