Who owns the IRSO trademark?

The IRSO trademark is owned by IRSO PRECISION Co., Ltd.

What class is the IRSO trademark registered in?

The IRSO trademark is registered in Class 007 (Machines, machine tools & power-operated tools).

What is the serial number for IRSO?

The USPTO serial number for IRSO is 86325778.

What is the registration number for IRSO?

IRSO is registered under USPTO registration number 4878235.

Sealvo

Home Search: IRSOIRSO #86325778

Back

Updated Sep 22, 2026·13 searches this week

View on USPTO TSDR Find similar marks

IRS

USPTO Trademark Record

REGISTERED

IRSO

SN 86325778·Reg 4878235·Filed Jul 01, 2014

Owner IRSO PRECISION Co., Ltd

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.

IRSO (Serial No. 86325778), Registration No. 4878235, is a registered US trademark filed on Jul 01, 2014 by IRSO PRECISION Co., Ltd. This trademark covers Class 007 (Machines, machine tools & power-operated tools).

Section 8/9 declaration window: December 31, 2035

Conflict Analysis

Full conflict analysis for IRSO (SN 86325778) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

IRSO (Reg. #4878235) is a registered US trademark that has been protecting its owner, IRSO PRECISION Co., Ltd, since 2014. The mark covers Class 007 (Machines, machine tools & power-operated tools). Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 01, 2014

SERIAL

86325778

REG#

4878235

REGISTERED

Dec 29, 2015

Filing Information

StatusREGISTERED

Filing DateJul 01, 2014

Serial Number86325778

Registration No.4878235

Registration DateDec 29, 2015

Status DateMar 12, 2026

Published for OppositionJan 13, 2015

Filing Basis & Declarations

Use Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 007Machines, machine tools & power-operated tools

US codes: 013, 019, 021, 023, 031, 034, 035

First use anywhere: Oct 26, 2015

First use in commerce: Oct 26, 2015

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

57 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 12, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Mar 12, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Mar 12, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Mar 12, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Dec 18, 2025

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Dec 29, 2024

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 12, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jul 12, 2021

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 12, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jul 12, 2021

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Jul 12, 2021

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 12, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 12, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 05, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Apr 05, 2021

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Apr 05, 2021

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

TEAS SECTION 8 RECEIVED

Jan 13, 2021

TEAS SECTION 8 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Dec 29, 2020

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Dec 29, 2015

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Nov 25, 2015

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Nov 24, 2015

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Nov 24, 2015

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

SOU EXTENSION 1 GRANTED

Nov 23, 2015

SOU EXTENSION 1 GRANTED

STATEMENT OF USE PROCESSING COMPLETE

Nov 23, 2015

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Nov 19, 2015

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS PETITION TO REVIVE RECEIVED

Nov 06, 2015

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

Nov 06, 2015

PETITION TO REVIVE-GRANTED

SOU EXTENSION RECEIVED WITH TEAS PETITION

Nov 06, 2015

SOU EXTENSION RECEIVED WITH TEAS PETITION

NOTICE OF REVIVAL - E-MAILED

Nov 06, 2015

NOTICE OF REVIVAL - E-MAILED

TEAS STATEMENT OF USE RECEIVED

Nov 06, 2015

TEAS STATEMENT OF USE RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 06, 2015

TEAS CHANGE OF CORRESPONDENCE RECEIVED

USE AMENDMENT FILED

Nov 06, 2015

USE AMENDMENT FILED

ABANDONMENT NOTICE MAILED - NO USE STATEMENT FILED

Oct 13, 2015

ABANDONMENT NOTICE MAILED - NO USE STATEMENT FILED

ABANDONMENT - NO USE STATEMENT FILED

Oct 12, 2015

ABANDONMENT - NO USE STATEMENT FILED

SOU EXTENSION 1 FILED

Sep 10, 2015

SOU EXTENSION 1 FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 10, 2015

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jan 13, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 13, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 24, 2014

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 09, 2014

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 09, 2014

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 09, 2014

APPROVED FOR PUB - PRINCIPAL REGISTER

LAW OFFICE PUBLICATION REVIEW COMPLETED

Dec 09, 2014

LAW OFFICE PUBLICATION REVIEW COMPLETED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 05, 2014

TEAS RESPONSE TO OFFICE ACTION RECEIVED

DATA MODIFICATION COMPLETED

Nov 24, 2014

DATA MODIFICATION COMPLETED

ASSIGNED TO LIE

Nov 21, 2014

ASSIGNED TO LIE

TEAS/EMAIL CORRESPONDENCE ENTERED

Nov 21, 2014

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Nov 21, 2014

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 20, 2014

TEAS RESPONSE TO OFFICE ACTION RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 20, 2014

TEAS CHANGE OF CORRESPONDENCE RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 20, 2014

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Oct 16, 2014

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 16, 2014

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 16, 2014

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Oct 09, 2014

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 07, 2014

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 04, 2014

NEW APPLICATION ENTERED

Other Marks by John R. Guice, Jr.

Additional USPTO filings handled by the same attorney of record.

BEN

BENEX

78649688

REGISTERED

BIL

BILLCASE

88603001

REGISTERED

LOG

LogoMark

99130944

REGISTERED

COL

COLLATP

98904914

REGISTERED

IRSO

Run a conflict check

Other Marks by John R. Guice, Jr.

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company