Patent · US Active

Apparatus for manufacturing pellicle

US11067887B2 · kind B2 · utility

0Cited by
6References
14Claims
0Family size

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Key dates

Filing dateJul 1, 2020
Grant dateJul 20, 2021
Priority date
Expiry dateJul 1, 2040

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F1/64
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of manufacturing a pellicle includes preparing a pellicle frame having an adhesive layer coated thereon, treating a pellicle membrane with vapor under vapor atmosphere, attaching the pellicle membrane onto the pellicle frame, and drying the pellicle membrane.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.