Patent · US Expired

Over-coating composition for photoresist, and processes for forming photoresist patterns using the same

US6764806B2 · kind B2 · utility

12Cited by
9References
20Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 1, 2000
Grant dateJul 20, 2004
Priority date
Expiry dateJan 12, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S430/168
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

The present invention provides an over-coating composition comprising a basic compound for coating a photoresist composition to provide a vertical photoresist pattern.

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