US 12,655,671 · Application 18/469,839 · Granted Jun 16, 2026
US 12,655,671
Opening and closing body control device
Estimated expiration
April 17, 2044
17y 196d remaining
Earliest effective filing
Sep 19, 2023
+ 20 years
Sep 19, 2043
PTA +211d
Apr 17, 2044
No TD
—
Final
Apr 17, 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
- September 19, 2023
- Earliest effective filing
- September 19, 2023
- Issue date
- June 16, 2026
- PTA
- +211 days
- Base expiry (before PTA)
- September 19, 2043
September 19, 2023 + 20 years = September 19, 2043 + 211 PTA days = April 17, 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 18/469,839 · US 12,655,671
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www.patentreply.ai/tools/patent-expiration/US12655671Data 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.