US 8404618 — Patent Expiration

HERBICIDAL COMPOSITION

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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 8404618

Herbicidal Composition

High Confidence

Application No. 11568326

April 15, 2029

2y 271d remaining

Could not fetch continuity data for application PCTEP2005004610: Resource not found (404)

Earliest effective filing

Apr 29, 2005

+ 20 years

Apr 29, 2025

PTA +1447d

Apr 15, 2029

No TD

—

Final

Apr 15, 2029

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

July 27, 2007

Earliest Effective Filing

April 29, 2005

Issue Date

March 26, 2013

PTA

+1447 days

Base Expiry (before PTA)

April 29, 2025

April 29, 2005 + 20 years = April 29, 2025 + 1447 PTA days = April 15, 2029

National Stage Entry of application PCTEP2005004610, filed Apr 29, 2005

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.