Appeal 2006-3236
Inter Partes Reexamination Control No. 95/000,006
package has become narrower making it more difficult to avoid contact
between the ball terminals and the tray (id. at ll. 44-51).
The '595 patent claims a tray having an inclined first wall surface for
supporting the lower edges of the BGA semiconductor device package and a
second wall surface for limiting horizontal movement of the BGA package.
Figure 6 above is a sectional view of the tray. Each storage portion 14 has a
first wall surface 24 which is inclined at an angle α greater that the angle β
formed between the lower edge of the package and the outermost ball
terminals (Fig. 1) to support a peripheral edge of the BGA package 5 (shown
in place on the right in chain lines) without contacting the ball terminals.
A second wall surface 28 extends upwardly from an upper edge of the first
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