US 8,370,543 · Application 13/154,348 · Granted Feb 5, 2013
US 8,370,543
Busy detection logic for asynchronous communication port
Estimated expiration
May 10, 2028
1y 243d remaining
Earliest effective filing
Mar 7, 2008
+ 20 years
Mar 7, 2028
PTA +64d
May 10, 2028
No TD
—
Final
May 10, 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
- June 6, 2011
- Earliest effective filing
- March 7, 2008
- Issue date
- February 5, 2013
- PTA
- +64 days
- Base expiry (before PTA)
- March 7, 2028
March 7, 2008 + 20 years = March 7, 2028 + 64 PTA days = May 10, 2028
- Continuation of application 12/044,831, filed Mar 7, 2008, issued as US 8,145,809
- PRO60/906,042 — Provisional — not used for base term
- PRO60/934,664 — Provisional — not used for base term
- PRO60/906,042 — Provisional — not used for base term
- PRO60/934,664 — 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 13/154,348 · US 8,370,543
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www.patentreply.ai/tools/patent-expiration/US8370543Data 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.