US 11583811 — Patent Expiration

ADJUSTABLE ADDITIVE CARTRIDGE SYSTEMS

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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 more about PTE and patent expiration

US 11583811

Adjustable Additive Cartridge Systems

High Confidence

Application No. 15358087

November 20, 2035

9y 141d remaining

Earliest effective filing

Nov 20, 2015

+ 20 years

Nov 20, 2035

PTA +0d

Nov 20, 2035

TD cap (US 9498086)

Nov 20, 2035

Final

Nov 20, 2035

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. Note: terminal disclaimers can affect PTA (In re Cellect, LLC).

Calculation Details

Base Term Calculation

Filing Date

November 21, 2016

Earliest Effective Filing

November 20, 2015

Issue Date

February 21, 2023

PTA

0 days

Base Expiry (before PTA)

November 20, 2035

November 20, 2015 + 20 years = November 20, 2035

Continuation of application 14948225, filed Nov 20, 2015, issued as US 9498086

PRO

62083129 — Provisional — not used for base term

PRO

62083129 — Provisional — not used for base term

Terminal Disclaimer Analysis

TD Approved

1 approved, 1 filed

TD caps expiration to November 20, 2035 (earliest expiring referenced patent: US 9498086)

US 9498086(App. 14948225)

Capping Patent

Adjustable Additive Cartridge Systems

Filing Date

Nov 20, 2015

Earliest Effective Filing

Nov 20, 2015

Issue Date

Nov 22, 2016

PTA

0 days

Calculated Expiration

Nov 20, 2035

Nov 20, 2015 + 20y = Nov 20, 2035

US 11583811(App. 15358087)(from app 15358087)

Adjustable Additive Cartridge Systems

Filing Date

Nov 21, 2016

Earliest Effective Filing

Nov 20, 2015

Issue Date

Feb 21, 2023

PTA

0 days

Calculated Expiration

Nov 20, 2035

Continuation of 14948225, filed Nov 20, 2015, issued as US 9498086

Nov 20, 2015 + 20y = Nov 20, 2035

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.