Patent · US Expired

All metal flat package

US4266090A · kind A · utility

20Cited by
6References
7Claims
0Family size

Assignee

Inventor

Key dates

Filing dateSep 14, 1978
Grant dateMay 5, 1981
Priority date
Expiry dateSep 14, 1998

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T29/49211
  • WIPO fieldSemiconductors
  • WIPO sectorElectrical engineering

Abstract

An all-metal flat package for microcircuits is described which has a molybdenum bottom and a Kovar frame. Large 96% alumina substrates carrying heat dissipating microcircuits can readily be soldered into the package which has good transfer characteristics.

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