US 8,808,261 · Application 13/326,678 · Granted Aug 19, 2014
US 8,808,261
Ureteral bypass devices and procedures
Estimated expiration
December 15, 2031
5y 53d remaining
Earliest effective filing
Dec 15, 2011
+ 20 years
Dec 15, 2031
PTA +0d
Dec 15, 2031
No TD
—
Final
Dec 15, 2031
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
- December 15, 2011
- Earliest effective filing
- December 15, 2011
- Issue date
- August 19, 2014
- PTA
- 0 days
- Base expiry (before PTA)
- December 15, 2031
December 15, 2011 + 20 years = December 15, 2031
- PRO61/423,285 — Provisional — not used for base term
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
The prosecution record for your AI
Application 13/326,678 · US 8,808,261
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www.patentreply.ai/tools/patent-expiration/US8808261Data 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.