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:
Aug. 20, 2013
Filed:
Jun. 24, 2010
Applicants:
Jae-ho Jung, Chungcheongbuk-do, KR;
Kum-suek Seo, Cheongju-si, KR;
Jong-sung Park, Cheongju-si, KR;
Inventors:
Assignee:
LG Chem, Ltd., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/13363 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to a retardation film, a method for manufacturing the same, and a liquid crystal display device including the same. More particularly, the present invention relates to a retardation film that includes 1) an acryl-based film, and 2) a coating layer of a negative C type material, the retardation film according to the exemplary embodiment of the present invention may be applied to an IPS (in-plane switching) mode liquid crystal display, and it is possible to control a ratio of an in-plane retardation value and a thickness retardation value of the retardation film.