Who owns the SLF1ST trademark?

The SLF1ST trademark is owned by Chen, Qian.

What class is the SLF1ST trademark registered in?

The SLF1ST trademark is registered in Class 025 (Clothing, footwear & headgear).

What is the serial number for SLF1ST?

The USPTO serial number for SLF1ST is 88810020.

What is the registration number for SLF1ST?

SLF1ST is registered under USPTO registration number 6828210.

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Updated Sep 20, 2026·13 searches this week

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SLF

USPTO Trademark Record

REGISTERED

SLF1ST

SN 88810020·Reg 6828210·Filed Feb 25, 2020

Owner Chen, Qian

Clothing, footwear, headwear.

SLF1ST (Serial No. 88810020), Registration No. 6828210, is a registered US trademark filed on Feb 25, 2020 by Chen, Qian. This trademark covers Class 025 (Clothing, footwear & headgear).

early section 8: August 23, 2028

Conflict Analysis

Full conflict analysis for SLF1ST (SN 88810020) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SLF1ST (Reg. #6828210) is a registered US trademark that has been protecting its owner, Chen, Qian, since 2020. The mark covers Class 025 (Clothing, footwear & headgear). Goods and services include Clothing, footwear, headwear.. The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 25, 2020

SERIAL

88810020

REG#

6828210

REGISTERED

Aug 23, 2022

Filing Information

StatusREGISTERED

Filing DateFeb 25, 2020

Serial Number88810020

Registration No.6828210

Registration DateAug 23, 2022

Status DateAug 23, 2022

Published for OppositionJun 30, 2020

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 025Clothing, footwear & headgear

US codes: 022, 039

First use anywhere: Jun 18, 2022

First use in commerce: Jun 18, 2022

Clothing, footwear, headwear.

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

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Status History

37 events

REGISTERED-PRINCIPAL REGISTER

Aug 23, 2022

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 23, 2022

NOTICE OF REGISTRATION CONFIRMATION EMAILED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jul 19, 2022

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jul 18, 2022

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Jul 14, 2022

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jul 11, 2022

CASE ASSIGNED TO INTENT TO USE PARALEGAL

USE AMENDMENT FILED

Jun 18, 2022

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Jun 18, 2022

TEAS STATEMENT OF USE RECEIVED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 01, 2022

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 4 FILED

Feb 26, 2022

SOU EXTENSION 4 FILED

SOU EXTENSION 4 GRANTED

Feb 26, 2022

SOU EXTENSION 4 GRANTED

SOU TEAS EXTENSION RECEIVED

Feb 26, 2022

SOU TEAS EXTENSION RECEIVED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 08, 2021

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Sep 06, 2021

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 3 FILED

Sep 06, 2021

SOU EXTENSION 3 FILED

SOU EXTENSION 3 GRANTED

Sep 06, 2021

SOU EXTENSION 3 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Mar 23, 2021

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU TEAS EXTENSION RECEIVED

Mar 21, 2021

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 2 FILED

Mar 21, 2021

SOU EXTENSION 2 FILED

SOU EXTENSION 2 GRANTED

Mar 21, 2021

SOU EXTENSION 2 GRANTED

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

Sep 03, 2020

NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED

SOU EXTENSION 1 FILED

Sep 01, 2020

SOU EXTENSION 1 FILED

SOU TEAS EXTENSION RECEIVED

Sep 01, 2020

SOU TEAS EXTENSION RECEIVED

SOU EXTENSION 1 GRANTED

Sep 01, 2020

SOU EXTENSION 1 GRANTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Aug 25, 2020

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 30, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Jun 30, 2020

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 10, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO LIE

May 26, 2020

ASSIGNED TO LIE

APPROVED FOR PUB - PRINCIPAL REGISTER

May 20, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINER'S AMENDMENT ENTERED

May 20, 2020

EXAMINER'S AMENDMENT ENTERED

EXAMINERS AMENDMENT E-MAILED

May 20, 2020

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 20, 2020

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINERS AMENDMENT -WRITTEN

May 20, 2020

EXAMINERS AMENDMENT -WRITTEN

ASSIGNED TO EXAMINER

May 13, 2020

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Feb 28, 2020

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 28, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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