Patent · US Active

Lithographic apparatus

US10139725B2 · kind B2 · utility

6Cited by
6References
24Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 4, 2014
Grant dateNov 27, 2018
Priority date
Expiry dateNov 27, 2034

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/70983
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention is concerned with an apparatus for shielding a reticle for EUV lithography. The apparatus comprises a pellicle, and at least one actuator in communication with the pellicle, the actuator being configured to induce, in use, movement of the pellicle with respect to a reticle.

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