US 12,702,693 · Application 17/449,679 · Granted Aug 11, 2026
US 12,702,693
Treatment of cystic fibrosis by delivery of codon-optimized mrna encoding cftr
Estimated expiration
September 4, 2039
12y 345d remaining
Earliest effective filing
May 16, 2018
+ 20 years
May 16, 2038
PTA +476d
Sep 4, 2039
No TD
—
Final
Sep 4, 2039
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
- October 1, 2021
- Earliest effective filing
- May 16, 2018
- Issue date
- August 11, 2026
- PTA
- +476 days
- Base expiry (before PTA)
- May 16, 2038
May 16, 2018 + 20 years = May 16, 2038 + 476 PTA days = September 4, 2039
- Divisional of application 15/981,757, filed May 16, 2018, issued as US 11,173,190
- PRO62/507,061 — Provisional — not used for base term
- PRO62/532,301 — Provisional — not used for base term
- PRO62/580,782 — Provisional — not used for base term
- PRO62/592,238 — Provisional — not used for base term
- PRO62/659,053 — Provisional — not used for base term
- PRO62/507,061 — Provisional — not used for base term
- PRO62/659,053 — Provisional — not used for base term
- PRO62/592,238 — Provisional — not used for base term
- PRO62/532,301 — Provisional — not used for base term
- PRO62/580,782 — 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 17/449,679 · US 12,702,693
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www.patentreply.ai/tools/patent-expiration/US12702693Data 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.