Who owns the DUOLIFU trademark?

The DUOLIFU trademark is owned by Xiamen Xingyi Technology Co., Ltd..

What class is the DUOLIFU trademark registered in?

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

What is the serial number for DUOLIFU?

The USPTO serial number for DUOLIFU is 87950012.

What is the registration number for DUOLIFU?

DUOLIFU is registered under USPTO registration number 5708139.

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Updated Oct 3, 2026·23 searches this week

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DUO

USPTO Trademark Record

REGISTERED

DUOLIFU

SN 87950012·Reg 5708139·Filed Jun 05, 2018

Owner Xiamen Xingyi Technology Co., Ltd.

Clothing, footwear, headwear.

DUOLIFU (Serial No. 87950012), Registration No. 5708139, is a registered US trademark filed on Jun 05, 2018 by Xiamen Xingyi Technology Co., Ltd.. This trademark covers Class 025 (Clothing, footwear & headgear).

Section 8/9 declaration window: March 26, 2029

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Mark Intelligence

DUOLIFU (Reg. #5708139) is a registered US trademark that has been protecting its owner, Xiamen Xingyi Technology Co., Ltd., since 2018. The mark covers Class 025 (Clothing, footwear & headgear). Goods and services include Clothing, footwear, headwear.. The mark faced 1 opposition proceeding during prosecution.

FILED

Jun 05, 2018

SERIAL

87950012

REG#

5708139

REGISTERED

Mar 26, 2019

Filing Information

StatusREGISTERED

Filing DateJun 05, 2018

Serial Number87950012

Registration No.5708139

Registration DateMar 26, 2019

Status DateMay 15, 2025

Published for OppositionJan 08, 2019

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 025Clothing, footwear & headgear

US codes: 022, 039

First use anywhere: Oct 15, 2017

First use in commerce: Oct 15, 2017

Clothing, footwear, headwear.

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

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Status History

19 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 15, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED

May 15, 2025

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

May 15, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

TEAS SECTION 8 RECEIVED

Dec 30, 2024

TEAS SECTION 8 RECEIVED

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

Mar 26, 2024

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

REGISTERED-PRINCIPAL REGISTER

Mar 26, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 08, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 08, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 19, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Nov 30, 2018

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Nov 29, 2018

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 07, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

SUSPENSION LETTER WRITTEN

Oct 04, 2018

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Oct 04, 2018

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Oct 04, 2018

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

ASSIGNED TO EXAMINER

Oct 03, 2018

ASSIGNED TO EXAMINER

Sep 22, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 12, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jun 08, 2018

NEW APPLICATION ENTERED

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