IP Library Granted Patent US 6,593,989
Granted Patent Utility
US 6,593,989 · App. 09/906,781

Domain-divided twisted nematic liquid crystal cell and method of fabricating thereof

Inventors: Jung-Ha Kim, Jong Hyun Kim
Patented Case View Patent ↗
Granted: Jul 15, 2003 Filed: Jul 18, 2001
Inventors
Jung-Ha Kim
Jong Hyun Kim
Assignee (at issue)
LG ELECTRONICS INC.

This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.

Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 6,593,989
App. No.
09/906,781
Filed
2001-07-18
Granted
2003-07-15
Kind
B1