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Expired Canadian patentCanada

Multi-vibrator circuit

CA 760573 A · Owner: Franklin, Colin A. · Inventors: Franklin, Colin A.

CIPO record

Overview

Drawings and full text

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

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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 June 6, 1967. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 6, 1984.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledFebruary 8, 1962
GrantedJune 6, 1967
Term endedJune 6, 1984
Patent numberCA 760573 A
Classification (IPC)H02M3/00 +2 more

Timeline

Timeline From CIPO dates

19631966196919721975197819811984Application filedFeb 8, 1962Patent grantedJune 6, 1967Term endedJune 6, 1984

Sources & verification

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