US 8446366 — Patent Expiration

MULTI-FUNCTION ROLLER APPARATUS AND METHOD FOR A CONTROL DEVICE

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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 8446366

Multi-function Roller Apparatus And Method For A Control Device

Medium Confidence

Application No. 11509116

December 2, 2028

2y 122d remaining

Earliest effective filing

Dec 23, 2005

+ 20 years

Dec 23, 2025

PTA +1075d

Dec 2, 2028

No TD

—

Final

Dec 2, 2028

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

August 23, 2006

Earliest Effective Filing

December 23, 2005

Issue Date

May 21, 2013

PTA

+1075 days

Base Expiry (before PTA)

December 23, 2025

December 23, 2005 + 20 years = December 23, 2025 + 1075 PTA days = December 2, 2028

Continuation-in-Part of application 11317267, filed Dec 23, 2005, issued as US 7733328

Terminal Disclaimer Analysis

TD Approved

1 approved, 1 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.