US 8,446,366 · Application 11/509,116 · Granted May 21, 2013
US 8,446,366
Multi-function roller apparatus and method for a control device
Estimated expiration
December 2, 2028
2y 77d 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
- 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 11/317,267, filed Dec 23, 2005, issued as US 7,733,328
Terminal disclaimers
Patent term extension under 35 U.S.C. §156, which can apply to certain drug, biologic, animal drug and medical device patents, is not included in this calculation. How PTE is calculated
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Application 11/509,116 · US 8,446,366
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www.patentreply.ai/tools/patent-expiration/US8446366Data 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.