Who owns the IREX CORNERSTONE SERVICES trademark?

The IREX CORNERSTONE SERVICES trademark is owned by IREX Contracting Group LLC.

What class is the IREX CORNERSTONE SERVICES trademark registered in?

The IREX CORNERSTONE SERVICES trademark is registered in Class 037 (Construction, installation & repair services), Class 040 (Treatment & processing of materials).

What is the serial number for IREX CORNERSTONE SERVICES?

The USPTO serial number for IREX CORNERSTONE SERVICES is 99005334.

What is the registration number for IREX CORNERSTONE SERVICES?

IREX CORNERSTONE SERVICES is registered under USPTO registration number 8028338.

IREX CORNERSTONE SERVICES - Owned by IREX Contracting Group LLC - (Class 037, Class 040)

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Jan 03, 2006

First use in commerce: Jan 03, 2006

Construction services; installation and repair services; mining extraction, oil and gas drilling.

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Jan 03, 2006

First use in commerce: Jan 03, 2006

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

This description is as filed with the USPTO and defines the scope of trademark protection.

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Status History

16 events

REGISTERED-PRINCIPAL REGISTER

Nov 18, 2025

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 18, 2025

Code NRCC

PUBLISHED FOR OPPOSITION

Sep 30, 2025

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 30, 2025

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 24, 2025

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 01, 2025

Code CNSA

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Aug 26, 2025

Code TROA

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 26, 2025

Code CRFA

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 26, 2025

Code TEME

ASSIGNED TO EXAMINER

Jun 26, 2025

Code DOCK

NON-FINAL ACTION WRITTEN

Jun 26, 2025

Code CNRT

NON-FINAL ACTION E-MAILED

Jun 26, 2025

Code GNRT

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 26, 2025

Code GNRN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 18, 2025

Code NWOS

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jun 18, 2025

Code MDSC

NEW APPLICATION ENTERED

Jan 17, 2025

Code NWAP

Other Marks by IREX Contracting Group LLC

Additional USPTO filings from the same owner.

IRE

IREX ENERGY SOLUTIONS

99343240

IREX Contracting Group LLC

REGISTERED

IRE

IREX INDUSTRIAL COATINGS

99360921

IREX Contracting Group LLC

REGISTERED

IRE

IREX ADVANCED NUCLEAR

99017807

IREX Contracting Group LLC

REGISTERED

IRE

IREX VERTICAL ACCESS

99017814

IREX Contracting Group LLC

REGISTERED

Other Marks in Class 037 — Construction, installation & repair services

Recently filed and registered marks in the same international class.

IRE

IREX

97723442

IREX Contracting Group LLC

REGISTERED

IRE

IREX

97698222

IREX CONTRACTING GROUP LLC

REGISTERED

COR

CORNERSTONE MECHANICAL SERVICES

99243989

Cornerstone Mechanical Services, LLC

REGISTERED

COR

CORNERSTONE SERVICES GROUP

77639749

IREX CORNERSTONE SERVICES LLC

REGISTERED

Other Marks by Leo M. Loughlin

Additional USPTO filings handled by the same attorney of record.

LOG

LogoMark

99738992

REGISTERED

LOG

LogoMark

99738975

REGISTERED

SQU

SQUAQUERELLO NONNO NANNI

88667672

REGISTERED

TEC

TECAN

73530294

REGISTERED

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IREX CORNERSTONE SERVICES

What to file next

Full Goods & Services

Filing Basis & Declarations

Other Marks by IREX Contracting Group LLC

Other Marks in Class 037 — Construction, installation & repair services

Other Marks by Leo M. Loughlin

Get pre-filing clearance

Search 14M+ trademarks

Run a conflict check

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