US 12708663 — Patent Expiration

INFLUENZA VIRUS ENCODING A TRUNCATED NS1 PROTEIN AND A SARS-COV RECEPTOR BINDING DOMAIN

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Important: 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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US 12708663

Influenza Virus Encoding A Truncated Ns1 Protein And A Sars-cov Receptor Binding Domain

High Confidence

Application No. 18036631

July 3, 2043

16y 317d remaining

Earliest effective filing

Nov 17, 2021

+ 20 years

Nov 17, 2041

PTA +593d

Jul 3, 2043

No TD

—

Final

Jul 3, 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 Calculation

Filing Date

May 11, 2023

Earliest Effective Filing

November 17, 2021

Issue Date

August 18, 2026

PTA

+593 days

Base Expiry (before PTA)

November 17, 2041

November 17, 2021 + 20 years = November 17, 2041 + 593 PTA days = July 3, 2043

National Stage Entry of application PCTUS2021059788, filed Nov 17, 2021

PRO

63114941 — Provisional — not used for base term

PRO

63114941 — Provisional — not used for base term

Terminal Disclaimer Analysis

No TD

0 approved, 0 filed

Who owns this patent?

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.