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Expired Canadian patentCanada

Lead straightening of leaded packaged electronic components

CA 1263897 C · Owner: Northern Telecom Limited · Inventors: Leiwe, Daniel R.

CIPO record

Overview

Drawings and full text

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

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Abstract From the Canadian patent

Abstract of the Disclosure, Leads of a leaded component are straightened by bending the leads outward past the yield point of the lead material and then, bending the leads inward past the yield. In a particular arrangement a component rests with the lower or outer ends of the leads in transverse grooves in sliding members. The sliding members are moved outward, bending the leads outward. The component is then pushed up between comb members having inner end surfaces with ribs and grooves. The leads move up in the grooves and are bent inward.

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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 December 12, 1989. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended December 12, 2006.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJuly 17, 1987
GrantedDecember 12, 1989
Term endedDecember 12, 2006
Patent numberCA 1263897 C
Classification (IPC)B21F1/02 +1 more

Timeline

Timeline From CIPO dates

1988199019921994199619982000200220042006Application filedJuly 17, 1987Patent grantedDec 12, 1989Term endedDec 12, 2006

Sources & verification

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