IPC Subgroup
C09B 11/04 derived from triarylmethanes
Introduced: September 1968
Last revised: January 2006
Full Title
Diaryl- or triarylmethane dyes > derived from triarylmethanes
Classification Context
- Section:
- CHEMISTRY; METALLURGY
- Class:
- DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- ORGANIC DYES OR CLOSELY-RELATED COMPOUNDS FOR PRODUCING DYES; MORDANTS; LAKES
Related Keywords
TRIARYLMETHANE dyes
3 direct subcodes
Child Classifications
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- C09B 11/06 Hydroxy derivatives of triarylmethanes in which at least one —OH group is bound to an aryl nucleus
- C09B 11/1 Amino derivatives of triarylmethanes
- C09B 11/26 Triarylmethane dyes in which at least one of the aromatic nuclei is heterocyclic