Isolation and culturing of fetal cells
CA 2413835 A1 · Owner: Christensen, Britta · Inventors: Christensen, Britta; Philip, John
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention relates to a method for isolating fetal cells from maternal blood, wherein the blood sample has not been substantially enriched such as by performing, on a sample of maternal blood from which at the most 50 % of the anucleated material cells thereof and/or at the most 50 % of the nucleated maternal cells thereof have been removed selective labelling of , fetal cells in the maternal blood sample identifying the selectively labelled , fetal cells and specifically isolating substantially only the selectively labelled fetal cells. The selective labelling may be conducted with antibodies specific for the fetal cells and/or probes hybridising for example with fetal …
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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 May 25, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended May 25, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by May 25, 2022.
- 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.