US 8,573,436 · Application 13/052,012 · Granted Nov 5, 2013
US 8,573,436
Plastic-free device for fluid storage and delivery
Estimated expiration
January 3, 2032
5y 113d remaining
Earliest effective filing
Mar 18, 2011
+ 20 years
Mar 18, 2031
PTA +291d
Jan 3, 2032
No TD
—
Final
Jan 3, 2032
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
- March 18, 2011
- Earliest effective filing
- March 18, 2011
- Issue date
- November 5, 2013
- PTA
- +291 days
- Base expiry (before PTA)
- March 18, 2031
March 18, 2011 + 20 years = March 18, 2031 + 291 PTA days = January 3, 2032
- PRO61/315,649 — 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
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Application 13/052,012 · US 8,573,436
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www.patentreply.ai/tools/patent-expiration/US8573436Data 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.