www.patentreply.ai/tools/patent-expiration/US12596535Important: This calculator does not include patent term extension under 35 U.S.C. § 156, which may apply to certain drug, biologic, animal drug, and medical device patents.
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Application No. 18460646
October 1, 2044
18y 81d remainingEarliest effective filing
Sep 4, 2023
+ 20 years
Sep 4, 2043
PTA +393d
Oct 1, 2044
No TD
—
Final
Oct 1, 2044
Filing Date
September 4, 2023
Earliest Effective Filing
September 4, 2023
Issue Date
April 7, 2026
PTA
+393 days
Base Expiry (before PTA)
September 4, 2043
Data 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.