Biomedical assay device
CA 2382089 A1 · Owner: Delsys Pharmaceutical Corporation · Inventors: Matthies, Dennis Lee; Loewy, Zvi
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
The present invention provides an integrated structural unit that includes a diagnostic form that includes at least one active ingredient that is present in an amount that advantageously does not vary by more than about five percent from a predetermined target amount. In one embodiment the unit form comprises , a substrate, a deposit that is disposed on the substrate and a spreading , layer that overlies the deposit and is used to retain and spread a sample of liquid which is to be assayed. The deposit comprises a powder including the , active ingredient(s). The diagnostic form is created via a dry powder deposition apparatus that electrostatically deposits the powder on the substrate …
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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 6, 2001. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended March 6, 2021.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by March 6, 2023.
- 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.