US 7,268,728 · Application 11/249,922 · Granted Sep 11, 2007
US 7,268,728
Moving transmitter correlation interferometer geolacation
Estimated expiration
May 11, 2026
Expired 176 days ago
Earliest effective filing
Oct 13, 2005
+ 20 years
Oct 13, 2025
PTA +210d
May 11, 2026
No TD
—
Final
May 11, 2026
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
- October 13, 2005
- Earliest effective filing
- October 13, 2005
- Issue date
- September 11, 2007
- PTA
- +210 days
- Base expiry (before PTA)
- October 13, 2025
October 13, 2005 + 20 years = October 13, 2025 + 210 PTA days = May 11, 2026
Continuity chain
No continuity chain; the patent’s own filing date was used.
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 11/249,922 · US 7,268,728
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www.patentreply.ai/tools/patent-expiration/US7268728Data 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.