US 8,431,717 · Application 12/734,777 · Granted Apr 30, 2013
US 8,431,717
Process for the preparation of 5-(2-ethyl-dihydro-1h-inden-2-yl)-1h-imidazole and salts thereof
Estimated expiration
February 27, 2030
3y 167d remaining
- Could not fetch continuity data for application PCTEP2008066709: Resource not found (404)
Earliest effective filing
Dec 3, 2008
+ 20 years
Dec 3, 2028
PTA +451d
Feb 27, 2030
No TD
—
Final
Feb 27, 2030
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
- September 20, 2010
- Earliest effective filing
- December 3, 2008
- Issue date
- April 30, 2013
- PTA
- +451 days
- Base expiry (before PTA)
- December 3, 2028
December 3, 2008 + 20 years = December 3, 2028 + 451 PTA days = February 27, 2030
- National stage entry of application PCTEP2008066709, filed Dec 3, 2008
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 12/734,777 · US 8,431,717
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www.patentreply.ai/tools/patent-expiration/US8431717Data 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.