Patent · US Expired

Member used for charged beam processing apparatus, and mask

US6613482B1 · kind B1 · utility

2Cited by
4References
5Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 13, 2000
Grant dateSep 2, 2003
Priority date
Expiry dateSep 13, 2020

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/143
  • WIPO fieldMicro-structural and nano-technology
  • WIPO sectorChemistry

Abstract

A member adopted to be irradiated with a charged beam in an oxidizing atmosphere in a charged beam processing apparatus; comprising: a region which is to be irradiated with the charged beam, which is covered by a conductive and not oxidizable material or a material that becomes a conductive oxide when said material is oxidized.

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