US 7544171 — Patent Expiration

METHODS FOR PROMOTING NERVE REGENERATION AND NEURONAL GROWTH AND ELONGATION

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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 7544171

Methods For Promoting Nerve Regeneration And Neuronal Growth And Elongation

High Confidence

Application No. 11238499

November 5, 2025

Expired 253 days ago

Earliest effective filing

Mar 4, 2005

+ 20 years

Mar 4, 2025

PTA +255d

Nov 14, 2025

TD cap (US 7470240)

Nov 5, 2025

Final

Nov 5, 2025

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. Note: terminal disclaimers can affect PTA (In re Cellect, LLC).

Calculation Details

Base Term Calculation

Filing Date

September 29, 2005

Earliest Effective Filing

March 4, 2005

Issue Date

June 9, 2009

PTA

+255 days

Base Expiry (before PTA)

March 4, 2025

March 4, 2005 + 20 years = March 4, 2025 + 255 PTA days = November 14, 2025

Continuation-in-Part of application 11122154, filed May 4, 2005, issued as US 7470240

Continuation-in-Part of application 11071156, filed Mar 4, 2005

PRO

60621028 — Provisional — not used for base term

PRO

60642149 — Provisional — not used for base term

PRO

60621028 — Provisional — not used for base term

PRO

60642149 — Provisional — not used for base term

PRO

60699719 — Provisional — not used for base term

PRO

60621028 — Provisional — not used for base term

PRO

60642149 — Provisional — not used for base term

Terminal Disclaimer Analysis

TD Approved

2 approved, 1 filed

TD caps expiration to November 5, 2025 (earliest expiring referenced patent: US 7470240)

US 7470240(App. 11122154)

Capping Patent

Pressure Pulse/shock Wave Therapy Methods And An Apparatus For Conducting The Therapeutic Methods

Filing Date

May 4, 2005

Earliest Effective Filing

Mar 4, 2005

Issue Date

Dec 30, 2008

PTA

+246 days

Calculated Expiration

Nov 5, 2025

Continuation-in-Part of 11071156, filed Mar 4, 2005

Mar 4, 2005 + 20y + 246d PTA = Nov 5, 2025

US 9653143(App. 15170785)

Apparatuses Including Memory Section Control Circuits With Global Drivers

Filing Date

Jun 1, 2016

Earliest Effective Filing

Aug 24, 2011

Issue Date

May 16, 2017

PTA

0 days

Calculated Expiration

Aug 24, 2031

Continuation of 14505717, filed Oct 3, 2014, issued as US 9368184

Continuation of 14084417, filed Nov 19, 2013, issued as US 8861296

Continuation of 13217070, filed Aug 24, 2011, issued as US 8588022

Continuation of 14084417, filed Nov 19, 2013, issued as US 8861296

Continuation of 13217070, filed Aug 24, 2011, issued as US 8588022

Aug 24, 2011 + 20y = Aug 24, 2031

US 7544171(App. 11238499)(from app 11238499)

Methods For Promoting Nerve Regeneration And Neuronal Growth And Elongation

Filing Date

Sep 29, 2005

Earliest Effective Filing

Mar 4, 2005

Issue Date

Jun 9, 2009

PTA

+255 days

Calculated Expiration

Nov 14, 2025

Continuation-in-Part of 11122154, filed May 4, 2005, issued as US 7470240

Continuation-in-Part of 11071156, filed Mar 4, 2005

Mar 4, 2005 + 20y + 255d PTA = Nov 14, 2025

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.