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. 13, 2010
Filed:
Dec. 29, 2005
Applicant:
Dae-san Lim, Gyeonggi-do, KR;
Inventor:
Dae-San Lim, Gyeonggi-do, KR;
Assignee:
LG Display Co., Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01J 61/36 (2006.01); H01J 9/18 (2006.01); G09F 13/08 (2006.01); H01J 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A fluorescent lamp includes a tube filled with a discharge gas and a fluorescent material, a first external electrode covering an outer edge of the tube, the first external electrode having a tetragonal cap-like shape, and a second external electrode on an outer surface of the tube, the second external electrode contacting the first external electrode.