IPC Subgroup
C09K 19/06 Non-steroidal liquid crystal compounds
Introduced: January 1985
Last revised: January 2006
Full Title
Liquid crystal materials > characterised by the chemical structure of the liquid crystal components > Non-steroidal liquid crystal compounds
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:
- MATERIALS FOR APPLICATIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
3 direct subcodes
Child Classifications
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- C09K 19/08 containing at least two non-condensed rings
- C09K 19/32 containing condensed ring systems, i.e. fused, bridged or spiro ring systems
- C09K 19/34 containing at least one heterocyclic ring