US 12,646,671 · Application 18/344,999 · Granted Jun 2, 2026
US 12,646,671
Medium voltage or high voltage circuit breaker
Estimated expiration
March 18, 2044
17y 166d remaining
Earliest effective filing
Jun 30, 2023
+ 20 years
Jun 30, 2043
PTA +262d
Mar 18, 2044
No TD
—
Final
Mar 18, 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
- June 30, 2023
- Earliest effective filing
- June 30, 2023
- Issue date
- June 2, 2026
- PTA
- +262 days
- Base expiry (before PTA)
- June 30, 2043
June 30, 2023 + 20 years = June 30, 2043 + 262 PTA days = March 18, 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
The prosecution record for your AI
Application 18/344,999 · US 12,646,671
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www.patentreply.ai/tools/patent-expiration/US12646671Data 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.