US PATENT SUBCLASS 349 / 167
WITH SPECIFIED NONCHEMICAL CHARACTERISTIC OF LIQUID CRYSTAL MATERIAL

Current as of: June, 1999
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349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

167WITH SPECIFIED NONCHEMICAL CHARACTERISTIC OF LIQUID CRYSTAL MATERIAL {6}
168  DF  .~> Utilizing change between diverse phases (e.g., cholesteric to nematic)
169  DF  .~> Utilizing change within liquid crystal phase (e.g., Grandjean to focal conic, etc.)
170  DF  .~> Utilizing reversal in sign of dielectric anisotropy
171  DF  .~> Within smectic phase {1}
175  DF  .~> Within cholesteric phase {1}
177  DF  .~> Within nematic phase {2}

DEFINITION

Classification: 349/167

WITH SPECIFIED NONCHEMICAL CHARACTERISTIC OF LIQUID CRYSTAL MATERIAL:

(under the class definition) Subject matter wherein a specific property of the enclosed liquid crystal material unrelated to its chemical structure is recited.

(1) Note. Examples of characteristics classified here include resistivity and response time.