US 7565734 — Patent Expiration

A REPLACEABLE INDUCTION FORGING COIL

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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 7565734

A Replaceable Induction Forging Coil

High Confidence

Application No. 11562321

—

Patent may have expired due to maintenance fees: Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362

Maintenance fee lapse detected

Earliest effective filing

Nov 21, 2006

+ 20 years

—

PTA +0d

—

No TD

—

Final

—

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

November 21, 2006

Earliest Effective Filing

November 21, 2006

Issue Date

July 28, 2009

PTA

0 days

Base Expiry (before PTA)

—

November 21, 2006 + 20 years = —

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.