US 12668921 — Patent Expiration

FLOW-OPTIMIZED EDGE TREATMENT

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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 how PTE is calculated

US 12668921

Flow-optimized Edge Treatment

High Confidence

Application No. 18129216

December 27, 2042

16y 129d remaining

Could not fetch continuity data for application PCTEP2021075418: Resource not found (404)

Earliest effective filing

Sep 16, 2021

+ 20 years

Sep 16, 2041

PTA +467d

Dec 27, 2042

No TD

—

Final

Dec 27, 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

March 31, 2023

Earliest Effective Filing

September 16, 2021

Issue Date

June 30, 2026

PTA

+467 days

Base Expiry (before PTA)

September 16, 2041

September 16, 2021 + 20 years = September 16, 2041 + 467 PTA days = December 27, 2042

Continuation of application PCTEP2021075418, filed Sep 16, 2021

Terminal Disclaimer Analysis

No TD

0 approved, 0 filed

Who owns this patent?

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.