US 12,296,293 · Application 18/373,176 · Granted May 13, 2025
US 12,296,293
Method and system for automated cleaning of filter wall for hvac systems
Estimated expiration
September 26, 2043
17y 22d remaining
Earliest effective filing
Sep 26, 2023
+ 20 years
Sep 26, 2043
PTA +0d
Sep 26, 2043
No TD
—
Final
Sep 26, 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
- September 26, 2023
- Earliest effective filing
- September 26, 2023
- Issue date
- May 13, 2025
- PTA
- 0 days
- Base expiry (before PTA)
- September 26, 2043
September 26, 2023 + 20 years = September 26, 2043
- PRO63/410,436 — 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 18/373,176 · US 12,296,293
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www.patentreply.ai/tools/patent-expiration/US12296293Data 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.