Mid-entry load lock for semiconductor handling system

Material or article handling – Apparatus for moving material between zones having different...

Reexamination Certificate

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C414S939000

Reexamination Certificate

active

07988399

ABSTRACT:
In a system having a number of semiconductor processing modules sharing a common vacuum environment, a mid-entry load lock is provided to permit insertion and removal of wafers into the vacuum environment at a point between various other robotic handlers, process modules, and load locks. This arrangement permits increased flexibility in scheduling when multiple wafers are processed concurrently.

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