US 12,728,186 · Application 17/277,680 · Granted Sep 8, 2026
US 12,728,186
Methods and kits for preparing pathogen-inactivated whole blood
Estimated expiration
August 14, 2042
15y 323d remaining
Earliest effective filing
Sep 20, 2019
+ 20 years
Sep 20, 2039
PTA +1059d
Aug 14, 2042
No TD
—
Final
Aug 14, 2042
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
- March 18, 2021
- Earliest effective filing
- September 20, 2019
- Issue date
- September 8, 2026
- PTA
- +1059 days
- Base expiry (before PTA)
- September 20, 2039
September 20, 2019 + 20 years = September 20, 2039 + 1059 PTA days = August 14, 2042
- National stage entry of application PCTUS2019052286, filed Sep 20, 2019
- PRO62/734,117 — Provisional — not used for base term
- PRO62/734,117 — 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 17/277,680 · US 12,728,186
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www.patentreply.ai/tools/patent-expiration/US12728186Data 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.