Patent ID: 8795953
Filing Date: 2014-08-05
Classification: G03F,H01L

Abstract:
1. A pattern forming method for forming a pattern, the method comprising: forming a first pattern having a first line pattern on a substrate; forming a first thin film to cover the first pattern; forming a second pattern, having a second line pattern extending in a direction intersecting the first line pattern, on the first thin film; forming a photosensitive layer to cover the second pattern; forming a third pattern having a first aperture in the photosensitive layer so that the third pattern is overlapped with at least a part of the second pattern; forming a second aperture in the first thin film by removing a part of the first thin film via the first aperture of the third pattern formed in the photosensitive layer; removing a part of the first pattern via the second aperture of the first thin film; and removing the first thin film and the second pattern.