Shellfish culture cage and method of use thereof
CA 2375718 A1 · Owner: Joncas, Paul-Aime · Inventors: Joncas, Paul-Aime; Wang, Yuanling
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A shellfish cage for the culture of, individually isolated shellfish comprises a series of vertically spaced plates, which each have a top surface and a bottom surface. A protection member is disposed around the top surface of each plate and allows a flow of water therethrough. Recesses are provided in the top surface of each plate for receiving cultured shellfish therein. The recesses have holes extending from the top surface to the bottom surface for water circulation therethrough. Each plate comprises second holes extending from the top surface to the bottom surface thereof for insertion of cultured shellfish therethrough by the bottom surface, and for the positioning of the cultured …
Read the whole patent
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 March 11, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 11, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 11, 2024.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
Timeline
Timeline From CIPO dates
Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.