Patent · US Active

Compositions and processes for immersion lithography

US8911927B2 · kind B2 · utility

2Cited by
9References
10Claims
0Family size

Assignee

Inventors

Key dates

Filing dateAug 24, 2010
Grant dateDec 16, 2014
Priority date
Expiry dateAug 24, 2030

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/0046
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention relates to barrier layer compositions that are applied above a photoresist composition for immersion lithography processing. In a further aspect, new methods are provided for immersion lithography processing.

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