Patent ID: 6264773
Filing Date: 2001-07-24
Classification: G03F

Abstract:
A pellicle support device intended for temporarily securing a frame-supported pellicle on a photomask substrate so that the frame-supported pellicle is reusable, the support device comprised of:a polygonal pellicle frame, the frame having a generally rectangular cross section, the cross section including a top pellicle membrane mounting surface such that a polymeric membrane may be placed on the top surface in order to protect the photomask patterned area, a bottom photomask mounting surface, an interior surface, and an exterior surface;a temporary adhesive attachment means, such that the temporary adhesive attachment means temporarily binds a portion of the bottom photomask mounting surface of the pellicle frame to a portion of the photomask substrate, anda permanent adhesive attachment means, such that the permanent adhesive attachment means permanently binds the pellicle frame to the photomask substrate.