US 11819523 — Patent Expiration

COMPOSITIONS AND METHODS FOR C. DIFFICILE TREATMENT

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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.

Learn how PTE is calculated

US 11819523

Compositions And Methods For C. Difficile Treatment

Medium Confidence

Application No. 17098243

January 1, 2037

10y 154d remaining

Earliest effective filing

Sep 7, 2016

+ 20 years

Sep 7, 2036

PTA +116d

Jan 1, 2037

No TD

—

Final

Jan 1, 2037

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

November 13, 2020

Earliest Effective Filing

September 7, 2016

Issue Date

November 21, 2023

PTA

+116 days

Base Expiry (before PTA)

September 7, 2036

September 7, 2016 + 20 years = September 7, 2036 + 116 PTA days = January 1, 2037

Continuation of application 16313791, filed Dec 27, 2018, issued as US 10849936

National Stage Entry of application PCTUS2017040591, filed Jul 3, 2017

Continuation of application 15258821, filed Sep 7, 2016

National Stage Entry of application PCTUS2017040591, filed Jul 3, 2017

PRO

62357814 — Provisional — not used for base term

PRO

62357814 — Provisional — not used for base term

PRO

62357814 — Provisional — not used for base term

PRO

62357814 — Provisional — not used for base term

Terminal Disclaimer Analysis

TD Approved

1 approved, 1 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.