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Expired Canadian patentCanada

Method and device for detecting defective nuclear fuel elements in a related assembly

CA 1188826 A · Owner: Framatome · Inventors: Gravelle, Alain; Marini, Jean

CIPO record

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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 11, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 11, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledOctober 23, 1981
GrantedJune 11, 1985
Term endedJune 11, 2002
Patent numberCA 1188826 A
Classification (IPC)G21C17/00 +1 more

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedOct 23, 1981Patent grantedJune 11, 1985Term endedJune 11, 2002

Sources & verification

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