Device and method for detecting the presence of an analyte
CA 2438137 A1 · Owner: De Saeger, Sarah Maria Diana Guido · Inventors: Sibanda, Liberty; Van Peteghem, Carlos; De Saeger, Sarah Maria Diana Guido
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The invention relates to a device for detecting the presence of an analyte in an interfering fraction containing fluid or semi-fluid sample said device , comprises:(a) a transparent housing,(b) inlet means for the sample to be analyzed,(c) outlet means, and(d) at least two discrete superposed layers being a first and a second layer through which at least a part of the sample is able to be transported in said order characterized in that the first layer comprises an adsorbent medium capable of adsorbing at least a part of the interfering fraction of the sample and the second layer comprises an adsorbent medium containing an analyte-receptor capable of retaining the analyte.The …
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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 February 13, 2002. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended February 13, 2022.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by February 13, 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
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.