US PATENT SUBCLASS 252 / 299.7
.~ Cholesteric liquid crystal composition containing a sterol derivative

Current as of: June, 1999
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252 /   HD   COMPOSITIONS

299.01  DF  LIQUID CRYSTAL COMPOSITIONS {7}
299.7.~ Cholesteric liquid crystal composition containing a sterol derivative

DEFINITION

Classification: 252/299.7

Cholesteric liquid crystal composition containing a sterol derivative:

(under subclass 299.01) Compositions having a cholesteric containing compound which is a derivative of the structure [figure]