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Expired Canadian patentCanada

The enforcement liner installation mold of the corrugated steel plate structure

CA 2630897 C · Owner: Kim, Hyeon-Kuk · Inventors: Kim, Seung-Ho; Kim, Hyeon-Kuk; Jung, Byung-Gun

CIPO record

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Abstract From the Canadian patent

The present invention relates to a reinforcement liner installation mold for a corrugated steel plate structure. The reinforcement liner installation mold for the corrugated steel plate structure according to the present invention is mounted on one surface of a corrugated steel plate and forms a reinforcement liner when concrete is placed inside the mold the placed concrete cures. The mold includes a plurality of unit mold panels each having a rectangular front , panel part and two side panel parts integrally formed along the opposite lengthwise edges of the front panel part. The plurality of unit mold panels is sequentially fastened to the corrugated steel plate by a plurality of …

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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

  • Filed January 6, 2006 and granted March 12, 2013. A Canadian patent filed from October 1, 1989 lasts 20 years from filing, so its term ended January 6, 2026.
  • Certificates of supplementary protection extend only drug patents, and it isn't classified as one.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledJanuary 6, 2006
GrantedMarch 12, 2013
Term endedJanuary 6, 2026
Patent numberCA 2630897 C
Classification (IPC)E02D29/04

Timeline

Timeline From CIPO dates

2007200920112013201520172019202120232025Application filedJan 6, 2006Patent grantedMarch 12, 2013Term endedJan 6, 2026

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