Who owns the SAIXSEI trademark?

The SAIXSEI trademark is owned by Project Saisei LLC.

What class is the SAIXSEI trademark registered in?

The SAIXSEI trademark is registered in Class 025 (Clothing, footwear & headgear).

What is the serial number for SAIXSEI?

The USPTO serial number for SAIXSEI is 99206093.

What is the registration number for SAIXSEI?

SAIXSEI is registered under USPTO registration number 8218729.

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Updated Oct 9, 2026·20 searches this week

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SAI

USPTO Trademark Record

REGISTERED

SAIXSEI

SN 99206093·Reg 8218729·Filed May 28, 2025

Owner Project Saisei LLC

Clothing, footwear, headwear.

SAIXSEI (Serial No. 99206093), Registration No. 8218729, is a registered US trademark filed on May 28, 2025 by Project Saisei LLC. This trademark covers Class 025 (Clothing, footwear & headgear).

early section 8: April 21, 2032

Mark Intelligence

SAIXSEI (Reg. #8218729) is a registered US trademark that has been protecting its owner, Project Saisei LLC, since 2025. The mark covers Class 025 (Clothing, footwear & headgear). Goods and services include Clothing, footwear, headwear.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 28, 2025

SERIAL

99206093

REG#

8218729

REGISTERED

Apr 21, 2026

Filing Information

StatusREGISTERED

Filing DateMay 28, 2025

Serial Number99206093

Registration No.8218729

Registration DateApr 21, 2026

Status DateApr 21, 2026

Published for OppositionMar 03, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 025Clothing, footwear & headgear

US codes: 022, 039

First use anywhere: May 16, 2025

First use in commerce: May 16, 2025

Clothing, footwear, headwear.

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

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Status History

21 events

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 21, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 03, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 03, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 25, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 05, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS PETITION TO REVIVE RECEIVED

Feb 04, 2026

TEAS PETITION TO REVIVE RECEIVED

PETITION TO REVIVE-GRANTED

Feb 04, 2026

PETITION TO REVIVE-GRANTED

NOTICE OF REVIVAL - E-MAILED

Feb 04, 2026

NOTICE OF REVIVAL - E-MAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 04, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 04, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 04, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

Jan 31, 2026

ABANDONMENT - FAILURE TO RESPOND OR LATE RESPONSE

ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND

Jan 31, 2026

ABANDONMENT NOTICE E-MAILED - FAILURE TO RESPOND

NON-FINAL ACTION WRITTEN

Oct 16, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 16, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 16, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Oct 15, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

May 28, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

May 28, 2025

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 28, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

SAIXSEI

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