Semiconductor device manufacturing: process – Chemical etching – Liquid phase etching
Reexamination Certificate
2005-06-14
2005-06-14
Chen, Kin-Chan (Department: 1765)
Semiconductor device manufacturing: process
Chemical etching
Liquid phase etching
C438S754000, C134S003000
Reexamination Certificate
active
06905974
ABSTRACT:
A method for cleaning substrates to remove Group VIII metal-containing, particularly platinum-containing, residue using a cleaning composition that includes a peroxide-generating compound.
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Chen Kin-Chan
Mueting Raasch & Gebhardt, P.A.
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