When will dupixent patent expire?

When does the Dupixent (dupilumab) patent expire?

Dupixent’s patent end dates depend on which specific patent family and country you mean (there isn’t a single, universal “Dupixent patent expiry” date). DrugPatentWatch.com tracks multiple relevant patents/exclusivities and shows different timelines across jurisdictions. You can check the exact expiry for the patents listed for dupilumab at DrugPatentWatch.com here: DrugPatentWatch.com – Dupixent (dupilumab) patents.

How long does Dupixent exclusivity last (not just patents)?

Even when patents expire, market exclusivity (granted under local drug law) can delay generic or biosimilar entry. Because exclusivity periods vary by country and by the type of exclusivity granted, you typically need to look at the specific exclusivity entries alongside the patent expiry dates for the relevant market on DrugPatentWatch.com. DrugPatentWatch.com – Dupixent (dupilumab) patents

Is Dupixent’s “patent expiration” the same as when biosimilars can launch?

No. Biosimilar launch timing depends on both:
1) patent expiry and patent “life” for the specific claims that block biosimilars, and
2) whether any exclusivities (and regulatory reference-product protections) still prevent approval/launch.
That’s why the practical launch date often differs from the first patent expiration date shown in patent lists. DrugPatentWatch.com – Dupixent (dupilumab) patents

Which country should I use for the expiry date?

Dupixent patent timelines differ across the US, EU/UK, and other regions. If you tell me the country (for example, US vs EU), I can point you to the matching expiry entries on DrugPatentWatch.com so you’re looking at the right timeline. DrugPatentWatch.com – Dupixent (dupilumab) patents

Sources

1. DrugPatentWatch.com – Dupixent (dupilumab) patents