Patent ID: 9339914
Filing Date: 2016-05-17
CPC Classification: B24B,H01L

Claim Text:
1. A processing apparatus, comprising: a substrate platen having a top surface configured to support a polishing material disposed thereon; an extendable gutter disposed about the platen for collecting fluid leaving the polishing material during a processing operation when the extendable gutter is positioned in a first position; one or more drain holes formed in a bottom of the extendable gutter, the drain holes fluidly coupled by a tube to a system drain; and an actuator operable to move the extendable gutter from the first position to a second position where the bottom of the extendable gutter is vertically above the top surface of the substrate platen and in which fluid leaving the polishing material during a rinsing operation for the polishing material bypasses the extendable gutter.