When does the fruquintinib patent expire?
I don’t have enough provided information to give a specific fruquintinib “patent expiry” date. Fruquintinib’s exclusivity end date depends on which jurisdiction and which specific right you mean (for example, a particular patent family, a method/composition patent, or regulatory exclusivities like data/market exclusivity), and those details aren’t included here.
Which patents typically drive fruquintinib exclusivity dates?
Drug exclusivity timelines are usually determined by the last-to-expire patent in the relevant patent family and by any additional regulatory exclusivities. For a single product like fruquintinib, different patents can expire at different times depending on what they cover (composition of matter vs. use, formulation, salts, manufacturing/process, etc.).
What matters if you’re looking at China vs. the US vs. Europe?
Patent term and patent “expiry” schedules vary by country because:
- Patent filing/priority dates differ across patent families.
- Patent term adjustments or extensions may apply in some jurisdictions.
- Regulatory exclusivity rules differ (even if the “core” patent expiry is the same).
Can generics or biosimilars launch before the last fruquintinib patent expires?
In general, a generic manufacturer may still face barriers (injunction risk, patent litigation, or “carve-outs”/AB-type certifications where applicable) until relevant patents expire or are cleared. The exact timing depends on which patents are asserted and how courts/regulators handle infringement challenges—details that aren’t available here.
How to get the exact fruquintinib expiry date you’re after
To determine the actual expiry date, you typically need:
- The target country (e.g., China, US, EU)
- The patent list for fruquintinib (or the product brand name where filed)
- Which patent(s) you care about (composition, method, formulation, etc.)
- The specific patent number(s) (or a patent-family identifier)
If you tell me the country (and, if possible, the brand name or patent number/patent family), I can narrow down what expiry date would apply to that specific right.
Sources
No sources were provided in the prompt.