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Class Information
Number:
349/254
Name:
Liquid crystal cells, elements and systems
>
Description:
Sub-classes under this class:
Class Number
Class Name
Patents
349/
Utilizing a liquid crystal material (359/36)
0
349/1
Liquid crystal system
287
349/167
With specified nonchemical characteristic of liquid crystal material
54
349/182
Cell containing liquid crystal of specific composition
250
349/187
Nominal manufacturing methods or post manufacturing processing of liquid crystal cell
968
349/19
Particular excitation of liquid crystal
31
349/193
Liquid crystal optical element
118
349/56
Particular structure
133
Patents under this class:
Patent Number
Title Of Patent
Date Issued
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