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.

Date of Patent:
Jul. 02, 1996

Filed:

Mar. 27, 1995
Applicant:
Inventors:

Akira Matsumura, Hirakata, JP;

Masashi Ohata, Neyagawa, JP;

Mamoru Seio, Takatsuki, JP;

Assignee:

Nippon Paint Co., Ltd., Osaka-fu, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C25D / ;
U.S. Cl.
CPC ...
204507 ; 204508 ;
Abstract

Disclosed is a simple correction method of defects in color layer, which occur in production of color filter. The method does not have the problems associated with the conventional correction methods. The present invention provides a method for correcting defects in a color filter, comprising: (a) forming an electrodeposited film having certain color by means of electrodeposition method on defect portions of a color filter which comprises a transparent substrate, a transparent electrode formed on at least a portion of the transparent substrate and a color layer having a color pattern formed thereon, wherein the color layer has defect portions that formation of the color layer is incomplete, and (b) curing the electrodeposited film with heat or ultraviolet light.


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