US 12,198,840 · Application 17/600,102 · Granted Jan 14, 2025
US 12,198,840
Rare earth permanent magnet material and raw material composition,preparation method therefor and use thereof
Estimated expiration
June 13, 2041
14y 252d remaining
- Could not fetch continuity data for application PCTCN2020103430: Resource not found (404)
Earliest effective filing
Jul 22, 2020
+ 20 years
Jul 22, 2040
PTA +326d
Jun 13, 2041
No TD
—
Final
Jun 13, 2041
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 30, 2021
- Earliest effective filing
- July 22, 2020
- Issue date
- January 14, 2025
- PTA
- +326 days
- Base expiry (before PTA)
- July 22, 2040
July 22, 2020 + 20 years = July 22, 2040 + 326 PTA days = June 13, 2041
- National stage entry of application PCTCN2020103430, filed Jul 22, 2020
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 17/600,102 · US 12,198,840
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www.patentreply.ai/tools/patent-expiration/US12198840Data 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.