US 11581322 — Patent Expiration

THREE-DIMENSIONAL MEMORY DEVICES HAVING THROUGH ARRAY CONTACTS AND METHODS FOR FORMING THE SAME

Shareable link — bookmark or send to anyone

www.patentreply.ai/tools/patent-expiration/US11581322

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 11581322

Three-dimensional Memory Devices Having Through Array Contacts And Methods For Forming The Same

High Confidence

Application No. 17100847

November 6, 2038

12y 121d remaining

Could not fetch continuity data for application PCTCN2018101482: Resource not found (404)

Earliest effective filing

Aug 21, 2018

+ 20 years

Aug 21, 2038

PTA +77d

Nov 6, 2038

No TD

—

Final

Nov 6, 2038

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 21, 2020

Earliest Effective Filing

August 21, 2018

Issue Date

February 14, 2023

PTA

+77 days

Base Expiry (before PTA)

August 21, 2038

August 21, 2018 + 20 years = August 21, 2038 + 77 PTA days = November 6, 2038

Divisional of application 16745342, filed Jan 17, 2020, issued as US 11049866

Divisional of application 16149103, filed Oct 1, 2018, issued as US 10566336

Continuation of application PCTCN2018101482, filed Aug 21, 2018

Divisional of application 16149103, filed Oct 1, 2018, issued as US 10566336

Continuation of application PCTCN2018101482, filed Aug 21, 2018

Terminal Disclaimer Analysis

No TD

0 approved, 0 filed

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.