Photocopying – Projection printing and copying cameras – With developing
Reexamination Certificate
2004-11-26
2009-02-03
Rutledge, Della J. (Department: 2851)
Photocopying
Projection printing and copying cameras
With developing
C396S611000, C430S005000, C430S030000
Reexamination Certificate
active
07486377
ABSTRACT:
A developing method is used for subjecting a light-exposed resist film disposed on a wafer W to a developing process by a developing solution and a rinsing process by a rinsing liquid. In a state where the resist film on the wafer W is wet with the developing solution or rinsing liquid before a drying process is performed on the wafer W, a chemical liquid (curing chemical liquid), which contains a resist curing aid contributory to curing of a resist film remaining on the wafer W, is supplied onto a surface of the wafer W. Then, ultraviolet rays are radiated onto a surface of the wafer to cure a resist film remaining on the wafer W by a synergistic effect of the resist curing aid and the ultraviolet rays thus radiated, so as to prevent pattern fall.
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Kitano Junichi
Miyahara Osamu
Wakamizu Shinya
Oblon & Spivak, McClelland, Maier & Neustadt P.C.
Rutledge Della J.
Tokyo Electron Limited
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