US 12,778,920 · Application 17/998,433 · Granted Nov 3, 2026
US 12,778,920
Methods of treating sjãƒâ€“grens syndrome
Estimated expiration
September 19, 2043
16y 321d remaining
Earliest effective filing
May 13, 2021
+ 20 years
May 13, 2041
PTA +859d
Sep 19, 2043
No TD
—
Final
Sep 19, 2043
This calculation includes patent term adjustment (PTA) under 35 U.S.C. §154(b). Patent term extension (PTE) under 35 U.S.C. §156 (for FDA-regulated products) is not included.
Calculation details
Base term
- Filing date
- November 10, 2022
- Earliest effective filing
- May 13, 2021
- Issue date
- November 3, 2026
- PTA
- +859 days
- Base expiry (before PTA)
- May 13, 2041
May 13, 2021 + 20 years = May 13, 2041 + 859 PTA days = September 19, 2043
- National stage entry of application PCTUS2021032347, filed May 13, 2021
- PRO63/023,975 — Provisional — not used for base term
- PRO63/023,975 — Provisional — not used for base term
Terminal disclaimers
Patent term extension under 35 U.S.C. §156, which can apply to certain drug, biologic, animal drug and medical device patents, is not included in this calculation. How PTE is calculated
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Application 17/998,433 · US 12,778,920
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www.patentreply.ai/tools/patent-expiration/US12778920Data sourced from public USPTO records. This tool provides informational estimates and should not be relied upon as legal advice. Always verify patent expiration dates independently, especially where patent term extension, terminal disclaimers, or unusual continuity issues may apply.