US 10,954,438 · Application 15/574,539 · Granted Mar 23, 2021
US 10,954,438
Process for improved halide materials
Estimated expiration
August 29, 2036
9y 355d remaining
Earliest effective filing
May 18, 2015
+ 20 years
May 18, 2035
PTA +469d
Aug 29, 2036
No TD
—
Final
Aug 29, 2036
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
- November 16, 2017
- Earliest effective filing
- May 18, 2015
- Issue date
- March 23, 2021
- PTA
- +469 days
- Base expiry (before PTA)
- May 18, 2035
May 18, 2015 + 20 years = May 18, 2035 + 469 PTA days = August 29, 2036
- National stage entry of application PCTUS2015031300, filed May 18, 2015
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 15/574,539 · US 10,954,438
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www.patentreply.ai/tools/patent-expiration/US10954438Data 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.