US 12,650,670 · Application 18/315,585 · Granted Jun 9, 2026
US 12,650,670
Interface device for connecting process controllers to opc ua peer devices
Estimated expiration
December 6, 2042
16y 62d remaining
- Could not fetch continuity data for application PCTEP2021075375: Resource not found (404)
Earliest effective filing
Sep 15, 2021
+ 20 years
Sep 15, 2041
PTA +447d
Dec 6, 2042
No TD
—
Final
Dec 6, 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
- May 11, 2023
- Earliest effective filing
- September 15, 2021
- Issue date
- June 9, 2026
- PTA
- +447 days
- Base expiry (before PTA)
- September 15, 2041
September 15, 2021 + 20 years = September 15, 2041 + 447 PTA days = December 6, 2042
- Continuation of application PCTEP2021075375, filed Sep 15, 2021
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 18/315,585 · US 12,650,670
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www.patentreply.ai/tools/patent-expiration/US12650670Data 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.