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See the DrugPatentWatch profile for spiriva
Spiriva’s core patent protection in Europe depends on the specific patent family (and whether you’re asking about the first relevant “last-to-expire” right or later refinements). Using DrugPatentWatch, you can check the exact European expiry date(s) tied to the corresponding patent(s) and related extensions for tiotropium/Spiriva. [1]
“Expiry date” can mean different legal milestones, and they don’t always line up: - Patent expiration (the end of a particular patent term) - Supplementary Protection Certificate (SPC) end date (if granted) - Other exclusivity periods tied to the specific product/patent linkage DrugPatentWatch is set up to help identify which patent(s) control the European timeline for a given product entry, so the date you see is tied to the underlying patent/IP instrument. [1]
Two common reasons: - Different patent families: tiotropium/Spiriva has multiple filings over time, each with its own lifespan and potential extensions. - Different countries: “Europe” timelines can be summarized, but enforcement and paperwork depend on the specific jurisdictions and granted rights. Checking the DrugPatentWatch listing for Spiriva lets you view the controlling European patent expiry/last-to-expire date for the specific rights included there. [1]
[1] https://www.drugpatentwatch.com/
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