US 12,704,524 · Application 18/312,604 · Granted Aug 11, 2026
US 12,704,524
Method and apparatus for testing a semiconductor device
Estimated expiration
April 22, 2044
17y 226d remaining
Earliest effective filing
May 5, 2023
+ 20 years
May 5, 2043
PTA +353d
Apr 22, 2044
No TD
—
Final
Apr 22, 2044
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
- May 5, 2023
- Earliest effective filing
- May 5, 2023
- Issue date
- August 11, 2026
- PTA
- +353 days
- Base expiry (before PTA)
- May 5, 2043
May 5, 2023 + 20 years = May 5, 2043 + 353 PTA days = April 22, 2044
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 18/312,604 · US 12,704,524
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www.patentreply.ai/tools/patent-expiration/US12704524Data 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.