US PATENT SUBCLASS 349 / 166
.~.~.~ Nonspacer particles significantly smaller than liquid crystal thickness (e.g., scattering centers, ferromagnetic particles, etc.)

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

56  DF  PARTICULAR STRUCTURE {7}
84  DF  .~ Having significant detail of cell structure only {17}
163  DF  .~.~ Nonchiral additive in the liquid crystal material {3}
166.~.~.~ Nonspacer particles significantly smaller than liquid crystal thickness (e.g., scattering centers, ferromagnetic particles, etc.)

DEFINITION

Classification: 349/166

Nonspacer particles significantly smaller than liquid crystal thickness (e.g., scattering centers, ferromagnetic particles, etc.):

(under subclass 163) Subject matter wherein small particles (with a diameter significantly less than the liquid crystal layer thickness) are added to the liquid crystal layer.