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:
Apr. 07, 2009
Filed:
Dec. 15, 2006
Gi Bin Kim, Gyeonggi-do, KR;
Gi Bin Kim, Gyeonggi-do, KR;
LG. Display Co., Ltd., Seoul, KR;
Abstract
A backlight unit with a graphite spreader and coating films for sealing the graphite spreader to prevent fall of foreign substances from the graphite spreader is provided with a liquid crystal display device. The backlight unit includes a cover bottom, a plurality of light sources mounted on the cover bottom, a graphite spreader that dissipates heat from the light sources and is formed with at least one hole, and first and second coating films that are attached to upper and lower surfaces of the graphite spreader, respectively, and extend outward from an edge of the graphite spreader such that extent that the first and second coating films contact each other.