US 7,621,876 · Application 11/083,259 · Granted Nov 24, 2009
US 7,621,876
Continuous, non-invasive technique for determining blood pressure using a transmission line model and transcutaneous ultrasound measurements
Estimated expiration
September 24, 2028
1y 323d remaining
Earliest effective filing
Mar 17, 2005
+ 20 years
Mar 17, 2025
PTA +1287d
Sep 24, 2028
No TD
—
Final
Sep 24, 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
- March 17, 2005
- Earliest effective filing
- March 17, 2005
- Issue date
- November 24, 2009
- PTA
- +1287 days
- Base expiry (before PTA)
- March 17, 2025
March 17, 2005 + 20 years = March 17, 2025 + 1287 PTA days = September 24, 2028
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 11/083,259 · US 7,621,876
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www.patentreply.ai/tools/patent-expiration/US7621876Data 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.