Coating apparatus – Gas or vapor deposition
Reexamination Certificate
2006-03-07
2006-03-07
Zervigon, Ruby (Department: 1763)
Coating apparatus
Gas or vapor deposition
C156S345330, C156S345340
Reexamination Certificate
active
07008484
ABSTRACT:
A showerhead adapted for distributing gases into a process chamber and a method for forming dielectric layers on a substrate are generally provided. In one embodiment, a showerhead for distributing gases in a processing chamber includes an annular body coupled between a disk and a mounting flange. The disk has a plurality of holes formed therethrough. A lip extends from a side of the disk opposite the annular body and away from the mounting flange. The showerhead may be used for the deposition of dielectric materials on a substrate. In one embodiment, silicon nitride and silicon oxide layers are formed on the substrate without removing the substrate from a processing chamber utilizing the showerhead of the present invention.
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Lee Peter
Sen Soovo
Sugiarto Dian
Yieh Ellie
Yim Kang Sub
Applied Materials Inc.
Patterson & Sheridan
Zervigon Ruby
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