Patent · US Expired

Liquid crystal composition and alignment layer

US5578351A · kind A · utility

54Cited by
5References
30Claims
0Family size

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Key dates

Filing dateJan 20, 1995
Grant dateNov 26, 1996
Priority date
Expiry dateJan 20, 2015

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/31663
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A surface for the alignment of liquid crystals containing directionally-linked groups.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.