US PATENT SUBCLASS 349 / 136
.~.~.~.~.~ With particular pretilt angle (i.e., with liquid crystal other than chiral smectic)

Current as of: June, 1999
Click HD for Main Headings
Click for All Classes

Internet Version by PATENTEC © 1999      Terms of Use


349 /   HD   LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS

56  DF  PARTICULAR STRUCTURE {7}
84  DF  .~ Having significant detail of cell structure only {17}
122  DF  .~.~ Particular nonoptical film or layer (e.g., adhesive layer, barrier layer) {3}
123  DF  .~.~.~ Alignment layer {6}
132  DF  .~.~.~.~ For parallel alignment {2}
136.~.~.~.~.~ With particular pretilt angle (i.e., with liquid crystal other than chiral smectic)

DEFINITION

Classification: 349/136

With particular pretilt angle (i.e., with liquid crystal other than chiral smectic):

(under subclass 132) Subject matter wherein the alignment layer causes the liquid crystal molecules near a supporting surface (i.e., substrate) to form a particular angle with the surface.