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:
Dec. 30, 2008
Filed:
Feb. 10, 2006
Applicants:
Der-chun Wu, Padeh, TW;
De-jiun LI, Padeh, TW;
Inventors:
Der-Chun Wu, Padeh, TW;
De-Jiun Li, Padeh, TW;
Assignee:
Chunghwa Picture Tubes, Ltd, Taoyuan, TW;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1339 (2006.01);
U.S. Cl.
CPC ...
Abstract
Plenty of columnar spacers arranged between the substrates for liquid crystal display are presented. The columnar spacer includes a solid member with a plateau and a crown member atop the plateau and extended from the solid member. The crown member has a mesa with a pattern exposing a portion of the plateau, and the mesa is smaller than the plateau. The exposed plateau is past through an exterior environment.