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Expired Canadian patentCanada

Scallop aquaculture

CA 1319574 C · Owner: Seabright Corporation Limited · Inventors: Dabinett, Patrick Edmond

CIPO record

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Abstract From the Canadian patent

A novel method is provided for the culturing of giant scallops from the egg stage to the juvenile stage under controlled conditions. The method includes the steps of (a) obtaining and feeding native scallops; (b) inducing spawning in the scallops; (c) selecting eggs surrounded by sperm in a preselected ratio of sperm/egg; (d) hatching fertilized eggs at a preselected density in shallow dishes of water thereby, providing swimming larvae; (e) removing the swimming larvae after a preselected period of time, and resuspending the larvae in deep larval tanks of selected sea water having selected food provided therein; (f) periodically removing the larvae resuspending the, removed larvae at a …

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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 29, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 29, 2010.
  • 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 6, 1988
GrantedJune 29, 1993
Term endedJune 29, 2010
Patent numberCA 1319574 C
Classification (IPC)A01K61/54 +1 more

Timeline

Timeline From CIPO dates

19891992199519982001200420072010Application filedOct 6, 1988Patent grantedJune 29, 1993Term endedJune 29, 2010

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