Patent Yard Sign in
Expired Canadian patentCanada

High temperature interconnect system for an integrated circuit

CA 1265258 C · Owner: Fairchild Semiconductor Corporation · Inventors: Thomas, Michael

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

A semiconductor integrated circuit device is provided with an electrical interconnect system which is stable at high temperatures. The interconnect system employs refractory metal compounds which are electrically conductive, which form stable couples with silicon and compounds thereof, and which remain stable at temperatures exceeding approximately 500°C.

Read the whole patent

Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.

Why it's free to use

  • Granted January 30, 1990. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 30, 2007.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledMarch 14, 1986
GrantedJanuary 30, 1990
Term endedJanuary 30, 2007
Patent numberCA 1265258 C
Classification (IPC)H01L23/52 +2 more

Timeline

Timeline From CIPO dates

1987199019931996199920022005Application filedMarch 14, 1986Patent grantedJan 30, 1990Term endedJan 30, 2007

Sources & verification

Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.