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:
Oct. 27, 2015
Filed:
Jun. 16, 2014
Cheil Industries Inc., Gumi-si, KR;
Arum Yu, Uiwang-si, KR;
Ji-Hye Kim, Uiwang-si, KR;
Kyung-Won Ahn, Uiwang-si, KR;
Jun-Ho Lee, Uiwang-si, KR;
Seung-Jib Choi, Uiwang-si, KR;
Hyun-Moo Choi, Uiwang-si, KR;
Cheil Industries Inc., Gumi-si, KR;
Abstract
Disclosed are a method of manufacturing a black column spacer that includes preparing a substrate; forming a first organic layer on the substrate; forming a second organic layer on the first organic layer; performing exposure on the substrate on which the first organic layer and the second organic layer are formed using a half-tone mask; and developing the substrate and curing the resultant product, a black column spacer manufactured using the manufacturing method, and a color filter including the black column spacer.