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.:

US 8470412 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 25, 2013

Filed:

Sep. 21, 2011
Applicants:

Myoung-youp Shin, Uiwang-si, KR;

Eun-ha Kim, Uiwang-si, KR;

Jae-deuk Yang, Uiwang-si, KR;

Yong-sik Yoo, Uiwang-si, KR;

Guk-pyo JO, Uiwang-si, KR;

Jung-gon Choi, Uiwang-si, KR;

Inventors:

Myoung-Youp Shin, Uiwang-si, KR;

Eun-Ha Kim, Uiwang-si, KR;

Jae-Deuk Yang, Uiwang-si, KR;

Yong-Sik Yoo, Uiwang-si, KR;

Guk-Pyo Jo, Uiwang-si, KR;

Jung-Gon Choi, Uiwang-si, KR;

Assignee:

Cheil Industries Inc., Gumi-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01);
U.S. Cl.
CPC ...
Abstract

Disclosed is a liquid crystal alignment agent that includes a polymer comprising polyamic acid including a repeating unit represented by the following Chemical Formula 1, polyimide including a repeating unit represented by the following Chemical Formula 2, or a combination thereof. In Chemical Formulae 1 and 2, X, X, Yand Yare the same in the detailed description.


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Shin, Myoung-Youp. (2013). Liquid crystal alignment agent, liquid crystal alignment film manufactured using the same, and liquid crystal display device including the liquid crystal alignment film (U.S. Patent No. 8470412). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8470412

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