US 12,733,821 · Application 17/600,775 · Granted Sep 15, 2026
US 12,733,821
Implantable cerebral sensing devices and systems and methods related thereto
Estimated expiration
March 18, 2043
16y 176d remaining
Earliest effective filing
Apr 1, 2020
+ 20 years
Apr 1, 2040
PTA +1081d
Mar 18, 2043
No TD
—
Final
Mar 18, 2043
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 1, 2021
- Earliest effective filing
- April 1, 2020
- Issue date
- September 15, 2026
- PTA
- +1081 days
- Base expiry (before PTA)
- April 1, 2040
April 1, 2020 + 20 years = April 1, 2040 + 1081 PTA days = March 18, 2043
- National stage entry of application PCTUS2020026100, filed Apr 1, 2020
- PRO62/827,999 — Provisional — not used for base term
- PRO62/827,999 — 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
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Application 17/600,775 · US 12,733,821
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www.patentreply.ai/tools/patent-expiration/US12733821Data 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.