US 12646671 — Patent Expiration

Medium Voltage or High Voltage Circuit Breaker

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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 12646671

Medium Voltage Or High Voltage Circuit Breaker

High Confidence

Application No. 18344999

March 18, 2044

17y 260d 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 Calculation

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

No continuity chain — used own filing date.

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.