Patent · US Expired

Buffer zone for the prevention of metal migration

US7288462B2 · kind B2 · utility

2Cited by
13References
23Claims
0Family size

Assignee

Inventors

Key dates

Filing dateOct 27, 2004
Grant dateOct 30, 2007
Priority date
Expiry dateJul 14, 2025

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY02P70/50
  • WIPO fieldChemical engineering
  • WIPO sectorChemistry

Abstract

Particle migration, such as silver electro-migration, on a flat ceramic surface is effectively eliminated by an upward vertical barrier formed on the surface or a groove formed in the surface between two silver conductors.

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