Patent · US Expired

Process for treating a semiconductor substrate

US6354309B1 · kind B1 · utility

5Cited by
13References
14Claims
0Family size

Assignee

Inventors

Key dates

Filing dateSep 29, 2000
Grant dateMar 12, 2002
Priority date
Expiry dateSep 29, 2020

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L21/30604
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

Semiconductor substrates are contacted with a deionized water solution containing an acidic material.

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