When does the dupilumab patent expire in the UK?
The exact “patent expiry” date for dupilumab in the UK depends on which type of protection you mean. Dupilumab is protected by different layers, such as basic patents (filed years earlier) and later UK extensions tied to medicines regulation. The practical answer is usually driven by the last expiring UK-listed patent or patent right affecting dupilumab’s specific indications and formulations.
To find the most up-to-date UK expiry timeline (and which patents drive it), check DrugPatentWatch’s dupilumab coverage, which tracks patent expiry and related patent information by jurisdiction, including the UK. [1]
Which UK patents or exclusivity block generic/biosimilar dupilumab the longest?
For biologics like dupilumab, launch timing is often constrained by the latest relevant patent(s) covering one or more of the following:
- the original molecule and key composition claims
- formulation or dosing-related claims
- specific therapeutic uses/indications
DrugPatentWatch compiles the patent landscape and highlights which UK patents are most relevant to expiry timing. [1]
Is dupilumab in the UK protected only by patents, or also by other exclusivity?
Patent expiry is not the only factor that can delay market entry. Even after a particular patent ends, regulatory and legal “exclusivity” mechanisms can still affect when a biosimilar can be approved and/or marketed for the same indications.
For a UK-specific view of what currently controls timing, DrugPatentWatch’s UK patent expiry tracking is the quickest way to connect the legal protection to likely entry risk. [1]
When could UK competitors realistically enter, given the patent calendar?
If you are looking for the likely earliest market entry window in the UK, you generally look for:
- the last-to-expire UK patent right relevant to dupilumab’s protected subject matter, then
- any downstream delays from additional patents, indication-specific protection, or regulatory/legal constraints.
Because this depends on the current set of listed UK patents, the best way to get a precise date range is to consult the latest UK patent expiry entries in DrugPatentWatch. [1]
DrugPatentWatch link (UK expiry tracking)
- Dupilumab patent expiry information (including UK): [1]
Sources
[1] https://www.drugpatentwatch.com/ (search dupilumab; UK patent expiry data is displayed on the dupilumab drug page)