US 12686094 — Patent Expiration

METHOD FOR MANUFACTURING A GLASS WAFER OF HIGH QUALITY, GLASS WAFER, GLASS PART ELEMENT, STACK, AUGMENTED REALITY DEVICE AND USE

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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 12686094

Method For Manufacturing A Glass Wafer Of High Quality, Glass Wafer, Glass Part Element, Stack, Augmented Reality Device And Use

High Confidence

Application No. 18463840

February 3, 2042

15y 167d remaining

Could not fetch continuity data for application PCTCN2021079914: Resource not found (404)

Earliest effective filing

Mar 10, 2021

+ 20 years

Mar 10, 2041

PTA +330d

Feb 3, 2042

No TD

—

Final

Feb 3, 2042

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

September 8, 2023

Earliest Effective Filing

March 10, 2021

Issue Date

July 21, 2026

PTA

+330 days

Base Expiry (before PTA)

March 10, 2041

March 10, 2021 + 20 years = March 10, 2041 + 330 PTA days = February 3, 2042

Continuation of application PCTCN2021079914, filed Mar 10, 2021

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.