Patent · US Expired

Porous materials

US6420441B1 · kind B1 · utility

139Cited by
16References
29Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 10, 1999
Grant dateJul 16, 2002
Priority date
Expiry dateDec 10, 2019

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10S438/96
  • WIPO fieldAudio-visual technology
  • WIPO sectorElectrical engineering

Abstract

Porous dielectric materials having low dielectric constants useful in electronic component manufacture are disclosed along with methods of preparing the porous dielectric materials. Also disclosed are methods of forming integrated circuits containing such porous dielectric materials.

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