IP Library Granted Patent US 7,362,411
Granted Patent B2
US 7,362,411 · App. 11/703,815 · Granted Apr 22, 2008

Pattern mask, liquid crystal injection process, and method of fabricating LCD device using the same

Assignee: LG.Philips LCD Co., Ltd.
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Quick Facts
Patent No.
US 7,362,411
App. No.
11/703,815
Granted
Apr 22, 2008
Kind
B2
Abstract

A liquid crystal injection method for fabricating a liquid crystal display (LCD) device includes attaching a liquid crystal material to a pattern mask to form a liquid crystal film, and printing the liquid crystal film on a substrate for the LCD device by pressing the pattern mask to the substrate.

Claims (9)

1. A pattern mask for injecting a liquid crystal material, comprising:

a mesh pattern on a surface of the pattern mask, the pattern mask for attaching a liquid crystal material, holding the liquid crystal material and printing a liquid crystal film on a substrate.

2. The pattern mask according to claim 1 , wherein the mesh pattern comprises a plurality of prominences.

3. The pattern mask according to claim 2 , wherein the prominences are arranged in a lattice form.

4. The pattern mask according to claim 2 , wherein the liquid crystal material is attached inside the prominences.

5. The pattern mask according to claim 1 , wherein the substrate has a seal pattern surrounding a display region thereon.

6. The pattern mask according to claim 5 , wherein the seal pattern has a closed shape.

7. The pattern mask according to claim 1 , wherein the pattern mask is formed of a plastic material or a metal material.

8. The pattern mask according to claim 1 , wherein the liquid crystal film has about 5 to 10 μm thickness.

Assignments (3)
CHANGE OF NAME Recorded Oct 17, 2008
From: LG.PHILIPS LCD CO., LTD.
To: LG DISPLAY CO., LTD.
Reel/Frame 021763/0177 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 31, 2008
From: ROSENCWAIG, ALLAN
To: KLA-TENCOR CORP.
Reel/Frame 021328/0663 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Feb 8, 2007
From: CHUNG, HYUN-SANG; PARK, YOUNG-SUK
To: LG.PHILIPS LCD. CO., LTD.
Reel/Frame 018986/0475 →
Priority Claims (1)
KR 2003-0078855 · Nov 8, 2003 · national
Continuity (2)
Division 1088009500 · Jun 30, 2004
Related Publication 20070146623A1 · Jun 28, 2007