DIFF Subgroup
C09K 19/50 containing steroidal liquid crystal compounds
Introduced: January 1985
Full Title
Full titles differ between systems:
IPC:
Liquid crystal materials > characterised by the chemical structure of the liquid crystal components > Mixtures of liquid crystal compounds covered by two or more of the preceding groups > containing steroidal liquid crystal compounds
CPC:
Liquid crystal materials > characterised by the chemical structure of the liquid crystal components > Mixtures of liquid crystal compounds covered by two or more of the preceding groups C09K19/06 - C09K19/40 > containing steroidal liquid crystal compounds
No child classifications to compare. This is a leaf node in both IPC and CPC.