US 12,640,559 · Application 18/449,309 · Granted May 26, 2026
US 12,640,559
Microgrid error handling framework and method
Estimated expiration
August 1, 2044
17y 302d remaining
Earliest effective filing
Aug 14, 2023
+ 20 years
Aug 14, 2043
PTA +353d
Aug 1, 2044
No TD
—
Final
Aug 1, 2044
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
- August 14, 2023
- Earliest effective filing
- August 14, 2023
- Issue date
- May 26, 2026
- PTA
- +353 days
- Base expiry (before PTA)
- August 14, 2043
August 14, 2023 + 20 years = August 14, 2043 + 353 PTA days = August 1, 2044
Continuity chain
No continuity chain; the patent’s own filing date was used.
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 18/449,309 · US 12,640,559
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www.patentreply.ai/tools/patent-expiration/US12640559Data 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.