Assays for detecting, identifying and/or quantifying contaminants with liposomes
CA 2454470 A1 · Owner: Bellemare, Francois · Inventors: Bellemare, Francois
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An assay for detecting, identifying and/or quantifying at least one contaminant in a sample comprising (a) mixing the sample with liposomes having a known capture efficiency so as to form a mixture; (b) isolating the liposomes including the contaminant bound liposomes from the mixtures; (c) detecting and quantifying the captured contaminant; (d) determining the concentration of the contaminant in the sample by multiplying the liposomes' capture efficiency with the quantity of contaminant determined in (c) wherein , the lipid composition of the liposomes possesses affinities with said at least one contaminant so that if the sample contains contaminants at least a , portion thereof is …
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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 July 23, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended July 23, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by July 23, 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
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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.