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. 15, 2008
Filed:
Sep. 26, 2002
Shinji Hayashi, Tokyo, JP;
Shunsuke Sega, Tokyo, JP;
Hiromu Taguchi, Nagoya, JP;
Mitsutaka Hasegawa, Nagoya, JP;
Eiichi Okazaki, Nagoya, JP;
Keiji Maeda, Nagoya, JP;
Shinji Hayashi, Tokyo, JP;
Shunsuke Sega, Tokyo, JP;
Hiromu Taguchi, Nagoya, JP;
Mitsutaka Hasegawa, Nagoya, JP;
Eiichi Okazaki, Nagoya, JP;
Keiji Maeda, Nagoya, JP;
Dai Nippon Printing Co., Ltd., Tokyo-to, JP;
Abstract
Provided are a curable resin and a curable resin composition which have alkali-solubility and curability that can freely be adjusted and a high sensitivity, a liquid crystal panel substrate which can maintain an even cell gap, and a liquid crystal panel using the liquid crystal panel substrate to exhibit a superior display quality. A curable resin composition comprising an imide-containing copolymer having a molecular structure wherein a constitutional unit at least the following units are connected: a constitutional unit having a cyclic imide group represented by the formula (1), a constitutional unit having an acid functional group such as a carboxyl group; and a constitutional unit having a photopolymerizing functional group. In a liquid crystal panel substrate (color filter), plural spacers (column-shaped spacers) are disposed in a non-display region on a substrate