The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 20, 2011
Filed:
Mar. 23, 2009
Applicants:
Der-chun Wu, Taipei County, TW;
De-jiun LI, Taipei County, TW;
Inventors:
Der-Chun Wu, Taipei County, TW;
De-Jiun Li, Taipei County, TW;
Assignee:
Chunghwa Picture Tubes, Ltd., Bade, Taoyuan, TW;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1333 (2006.01); G02F 1/1335 (2006.01);
U.S. Cl.
CPC ...
Abstract
A liquid crystal display substrate includes a first active area and a second active area on the liquid crystal display substrate, a first black matrix and a second black matrix respectively surrounding the first active area and the second active area, a cutting region encircling the first black matrix and the second black matrix, and at least a guarding wall disposed on the black matrix or on the cutting region.