Radiation imagery chemistry: process – composition – or product th – Imaging affecting physical property of radiation sensitive... – Radiation sensitive composition or product or process of making
Reexamination Certificate
2007-10-24
2009-12-08
Walke, Amanda C. (Department: 1795)
Radiation imagery chemistry: process, composition, or product th
Imaging affecting physical property of radiation sensitive...
Radiation sensitive composition or product or process of making
C544S001000, C546S001000, C548S100000
Reexamination Certificate
active
07629108
ABSTRACT:
A resist composition comprising as a quencher a nitrogen-containing organic compound bearing a nitrogen-containing heterocycle and having a molecular weight of at least 380 exhibits a high resolution and satisfactory mask coverage dependence and is useful in microfabrication using electron beam or deep-UV.
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Kobayashi Tomohiro
Kusaki Wataru
Ohashi Masaki
Ohsawa Youichi
Watanabe Takeru
Birch & Stewart Kolasch & Birch, LLP
Shin-Etsu Chemical Co. , Ltd.
Walke Amanda C.
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