US 12,741,042 · Application 17/451,311 · Granted Sep 22, 2026
US 12,741,042
Modular light device for a biological fluid treatment system
Estimated expiration
September 16, 2044
17y 357d remaining
Earliest effective filing
Oct 18, 2021
+ 20 years
Oct 18, 2041
PTA +1064d
Sep 16, 2044
No TD
—
Final
Sep 16, 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
- October 18, 2021
- Earliest effective filing
- October 18, 2021
- Issue date
- September 22, 2026
- PTA
- +1064 days
- Base expiry (before PTA)
- October 18, 2041
October 18, 2021 + 20 years = October 18, 2041 + 1064 PTA days = September 16, 2044
- PRO63/093,722 — 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 17/451,311 · US 12,741,042
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www.patentreply.ai/tools/patent-expiration/US12741042Data 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.