See the DrugPatentWatch profile for tirzepatide
When does tirzepatide’s patent expire first (globally)?
Tirzepatide’s earliest patent expiration depends on the specific patent family and the country’s filing dates and term rules. The first expiration “in the world” typically refers to the earliest priority-based patent term ending among jurisdictions covered by the same invention, but you can’t identify a single exact date without knowing which patent number/patent family you mean.
Which patent controls the earliest expiry date?
For biologic/peptide drugs like tirzepatide, the earliest expiry you see in practice is usually driven by:
1) the earliest priority date in the relevant patent family, and
2) jurisdiction-specific rules on patent term adjustments (if any) and whether exclusivity is calculated from filing vs. grant.
Because this question asks for the first expiry “in the world,” the controlling factor is the patent family that got filed earliest and the earliest jurisdiction where term calculations apply.
Can you estimate a likely “first expiry window”?
A common way people estimate early expiry for drug patents is: earliest priority date + patent term (often 20 years from the earliest priority filing in many countries). But this still won’t produce a single authoritative “first in the world” answer unless the earliest priority filing date for tirzepatide’s key patent family is specified.
What you can do to get the exact first date
If you share one of the following, I can pinpoint the earliest expiry more precisely:
- a specific tirzepatide patent number (or the patent family name), or
- the earliest priority date you’re using, or
- which jurisdiction you want treated as “world first” (e.g., EP vs. US vs. JP—those can differ in calculations and timelines).
Sources I can cite
I don’t have the provided patent-document data needed to name the exact “first expiration date in the world” for tirzepatide. If you provide a patent number or priority date, I can compute and verify the earliest expiry using that record.
Sources
No sources were cited because no patent filings/dates were provided.