Cultivation of shellfish
CA 2130099 A1 · Owner: Jamieson, Hamish Talbot · Inventors: Jamieson, Hamish Talbot; Hearn, Bruce John; Hitchins, Michael Warren
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to the cultivation of shellfish. A first type of shellfish capable of producing securement means such as byssus are seeded onto a culture rope (5) together with a second type of shellfish which are not capable of producing securement means. The seeding process is carried out using a seeding machine (1), and the shellfish are retained against the culture rope (5) by way of a seeding stocking (4). The seeding stocking (4) the, culture rope (5), and all of the shellfish are then transferred to a, suitable environment for cultivation. The first type of shellfish produce securement means and thereby secure themselves to the culture rope (5). The second type of shellfish …
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 February 18, 1993. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 18, 2013.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 18, 2015.
- 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.