A method for selecting cell lines to be used for nuclear transfer in mammalian species
CA 2480802 A1 · Owner: Butler, Robin E. · Inventors: Melican, David; Gavin, William G.; Butler, Robin E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides data to demonstrate that the fusion performance of a cell-line in procedures involving fusion and cleavage indices either alone or in combination are a means for selecting a cell lines that will be successful in a nuclear transfer or microinjection program. This technique and method of selecting a cell line offers an additional alternative and improvement in the creation of activated and fused nuclear transfer-capable embryos for the production of live offspring in various mammalian non-human species including goats, pigs, rodents primates, rabbits and cattle.
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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 March 25, 2003. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 25, 2023.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 25, 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
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.