CORNERSTONE

LIVE

Serial Number

99405106

Owner

Leco Corporation

Attorney

Terry S. Callaghan

First Use Date

Dec 31, 2015

Filing Date

Sep 22, 2025

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CORNERSTONE Trademark

Serial Number: 99405106 • Registration: 8240112

CORNERSTONE is a trademark filed by Leco Corporation on September 22, 2025. The trademark is classified under Class 9 (Computers & Electronics). The application is currently registered and active.

Trademark Classes

Class 9 - Computers & Electronics

Scientific, nautical, surveying, photographic, cinematographic, optical apparatus and instruments

Owner Contact Info

Leco Corporation

3000 Lakeview Avenue
St. Joseph, MI 49085

Entity Type: 03

Legal Representation

Attorney of Record

Terry S. Callaghan

193 trademarks filed View all →

Correspondence Address

Terry S. Callaghan Price Heneveld LLP

3400 Innovation Ct.

Post Office Box 2567

Grand Rapids, MI 49501

United States

Trademark Details

Filing Date

September 22, 2025

Registration Date

May 5, 2026

First Use Anywhere

December 31, 2015

First Use in Commerce

December 31, 2015

Published for Opposition

March 17, 2026

Goods & Services

Recorded computer software for use with indentation hardness testers for image analysis, hardness testing, inclusions analysis, computational analysis, data processing, and data reporting

Filing History

NOTICE OF REGISTRATION CONFIRMATION EMAILED

May 5, 2026 NRCC

REGISTERED-PRINCIPAL REGISTER

May 5, 2026 R.PR

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 17, 2026 NPUB

PUBLISHED FOR OPPOSITION

Mar 17, 2026 PUBO

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 11, 2026 NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 18, 2026 CNSA

EXAMINER'S AMENDMENT ENTERED

Feb 18, 2026 XAEC

ASSIGNED TO LIE

Feb 17, 2026 ALIE

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 17, 2026 GNEN

EXAMINERS AMENDMENT E-MAILED

Feb 17, 2026 GNEA

EXAMINERS AMENDMENT -WRITTEN

Feb 17, 2026 CNEA

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Feb 10, 2026 ZZZX

WITHDRAWN FROM PUB - OG REVIEW QUERY

Feb 3, 2026 PBCR

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 16, 2026 CNSA

ASSIGNED TO EXAMINER

Jan 13, 2026 DOCK

APPLICATION FILING RECEIPT MAILED

Sep 22, 2025 MAFR

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 22, 2025 NWOS

NEW APPLICATION ENTERED

Sep 22, 2025 NWAP

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