Patent · US Expired

Method of stripping photoresist using re-coating material

US6406836B1 · kind B1 · utility

5Cited by
1References
4Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMar 21, 2000
Grant dateJun 18, 2002
Priority date
Expiry dateMar 21, 2020

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG03F7/427
  • WIPO fieldOptics
  • WIPO sectorInstruments

Abstract

A method of stripping a photoresist layer comprising applying a re-coating material on the photoresist layer which extends through and fills openings in a first layer on which the photoresist layer is disposed, ashing the stack comprised of the photoresist layer and the re-coating material, and removing such re-coating material as remains in the openings in the first layer after the ashing.

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