Patent · US Expired

Semiconductors with protective layers

US5448095A · kind A · utility

4Cited by
7References
9Claims
0Family size

Assignee

Inventors

Key dates

Filing dateDec 20, 1993
Grant dateSep 5, 1995
Priority date
Expiry dateDec 20, 2013

Classification

  • Technology area (CPC H)Electricity
  • CPC primaryH01L2924/30105
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

A combination of layers protects a semiconductor device from electrostatic discharge during dicing. A polymer layer coats the device, wherein the polymer layer has an aluminum layer on its outer surface and wherein the aluminum layer electrically connects the wire bonding pads of the device.

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