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:
Jul. 29, 2014
Filed:
Nov. 10, 2008
Applicant:
Sang Hoon Lee, Chungju-si, KR;
Inventor:
Sang Hoon Lee, Chungju-si, KR;
Assignee:
LG Electronics Inc., Seoul, KR;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F21V 7/04 (2006.01); G02B 6/00 (2006.01); G09F 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A light pipe and an illuminating device having the light pipe may be provided. The light pipe may include an optical film having a glass transition temperature of approximately 110° C. to approximately 180° C.