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Expired Canadian patentCanada

Seismic core shroud

CA 1106085 A · Owner: Combustion Engineering, Inc. · Inventors: Puri, Arun; Mullooly, John F.

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

An improved core shroud for a nuclear reactor employs cylindrical bands that surround a coolant boundary and reinforce it by means of support members that engage the cool ant boundary and the bands. 60600

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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 July 28, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended July 28, 1998.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 28, 1978
GrantedJuly 28, 1981
Term endedJuly 28, 1998
Patent numberCA 1106085 A
Classification (IPC)G21C15/00 +1 more

Timeline

Timeline From CIPO dates

1979198119831985198719891991199319951997Application filedAug 28, 1978Patent grantedJuly 28, 1981Term endedJuly 28, 1998

Sources & verification

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