Who owns the SEI-RYU trademark?

The SEI-RYU trademark is owned by ISOWA Corporation.

What class is the SEI-RYU trademark registered in?

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

What is the serial number for SEI-RYU?

The USPTO serial number for SEI-RYU is 99123254.

What is the registration number for SEI-RYU?

SEI-RYU is registered under USPTO registration number 8310118.

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Home Search: SEI-RYUSEI-RYU #99123254

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Updated Oct 25, 2026·12 searches this week

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SEI

USPTO Trademark Record

REGISTERED

SEI-RYU

SN 99123254·Reg 8310118·Filed Apr 07, 2025

Owner ISOWA Corporation

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.

SEI-RYU (Serial No. 99123254), Registration No. 8310118, is a registered US trademark filed on Apr 07, 2025 by ISOWA Corporation. This trademark covers Class 007 (Machines, machine tools & power-operated tools).

early section 8: June 23, 2032

Mark Intelligence

SEI-RYU (Reg. #8310118) is a registered US trademark that has been protecting its owner, ISOWA Corporation, since 2025. 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

Apr 07, 2025

SERIAL

99123254

REG#

8310118

REGISTERED

Jun 23, 2026

Filing Information

StatusREGISTERED

Filing DateApr 07, 2025

Serial Number99123254

Registration No.8310118

Registration DateJun 23, 2026

Status DateJun 23, 2026

Published for OppositionMay 05, 2026

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 007Machines, machine tools & power-operated tools

US codes: 013, 019, 021, 023, 024, 031, 034, 035

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

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Status History

25 events

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

Sep 03, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 03, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 03, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 03, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REGISTERED-PRINCIPAL REGISTER

Jun 23, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Jun 23, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

May 05, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 05, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 29, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 02, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 27, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 27, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 27, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 18, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 18, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 18, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Dec 03, 2025

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Dec 03, 2025

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

NON-FINAL ACTION WRITTEN

Sep 04, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 04, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 04, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Sep 03, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 18, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 07, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Apr 07, 2025

APPLICATION FILING RECEIPT MAILED

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ABANDONED

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