Method of ex vitro sowing, germination, growth and conversion of plant somatic embryos or germinants, and nutrient medium used therefor
CA 2453969 A1 · Owner: Cellfor Inc. · Inventors: Grossnickle, Steven Charles; Rise, Marlies; Attree, Stephen M.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A method of sowing a somatic plant embryo or germinant of a conifer species to facilitate subsequent development of the embryo or germinant into an autotrophic, seedling. The method involves the following steps carried out ex vitro in nonsterile, conditions: providing a nutrient medium comprising particles of a solid component, present within a flowable or semi-solid component containing water and a carbohydrate, nutrient for the embryo or germinant dispensing a quantity of the nutrient medium onto a, surface of a porous solid growth substrate for the somatic plant embryo or germinant, and contacting the plant embryo or germinant with the nutrient medium. The nutrient, medium has 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
- Filed December 22, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended December 22, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by December 22, 2025.
- 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
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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.