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:
May. 05, 2020
Filed:
Aug. 24, 2016
Applicant:
Merck Patent Gmbh, Darmstadt, DE;
Inventors:
Eun-Kyu Lee, Gyeonggi-do, KR;
Hyun-Jin Yoon, Gyeonggi-do, KR;
In-Young Cho, Chungcheongnam-do, KR;
Yong-Jun Ji, Gyeonggi-do, KR;
Assignee:
Merck Patent GmbH, Darmstadt, DE;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G02F 1/1337 (2006.01); C09K 19/56 (2006.01); C09K 19/54 (2006.01); G02F 1/1339 (2006.01); G02F 1/1341 (2006.01); G02F 1/137 (2006.01); C09K 19/12 (2006.01); C09K 19/04 (2006.01); G02F 1/1333 (2006.01);
U.S. Cl.
CPC ...
G02F 1/133788 (2013.01); C09K 19/542 (2013.01); C09K 19/56 (2013.01); G02F 1/137 (2013.01); G02F 1/1337 (2013.01); G02F 1/1339 (2013.01); G02F 1/1341 (2013.01); G02F 1/133711 (2013.01); G02F 1/133723 (2013.01); C09K 2019/0448 (2013.01); C09K 2019/123 (2013.01); C09K 2019/124 (2013.01); C09K 2019/548 (2013.01); G02F 2001/13415 (2013.01); G02F 2001/13775 (2013.01); G02F 2001/133368 (2013.01); G02F 2001/133715 (2013.01); G02F 2001/133773 (2013.01); G02F 2201/56 (2013.01);
Abstract
The present invention relates to a method of controlling the pretilt angle in liquid crystal (LC) displays of the polymer sustained alignment (PSA) type, to a method of manufacturing a PSA display with different pretilt angles at the two substrates, and to PSA displays made by this method.