US 12650670 — Patent Expiration

Interface Device for Connecting Process Controllers to OPC UA Peer Devices

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Important: This calculator does not include patent term extension under 35 U.S.C. § 156, which may apply to certain drug, biologic, animal drug, and medical device patents.

Learn more about PTE and patent expiration

US 12650670

Interface Device For Connecting Process Controllers To Opc Ua Peer Devices

High Confidence

Application No. 18315585

December 6, 2042

16y 157d 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 Calculation

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 Disclaimer Analysis

No TD

0 approved, 0 filed

Data 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.