Who owns the YFFXEK trademark?

The YFFXEK trademark is owned by LU, LEI.

What class is the YFFXEK trademark registered in?

The YFFXEK trademark is registered in Class 016 (Paper goods, books & stationery).

What is the serial number for YFFXEK?

The USPTO serial number for YFFXEK is 99441184.

What is the registration number for YFFXEK?

YFFXEK is registered under USPTO registration number 8169644.

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Home Search: YFFXEKYFFXEK #99441184

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Updated Oct 6, 2026·28 searches this week

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YFF

USPTO Trademark Record

REGISTERED

YFFXEK

SN 99441184·Reg 8169644·Filed Oct 13, 2025

Owner LU, LEI

Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furniture; adhesives for stationery or household purposes; drawing materials and materials for artists; paintbrushes; instructional and teaching materials; plastic sheets, films and bags for wrapping and packaging; printers' type, printing blocks.

YFFXEK (Serial No. 99441184), Registration No. 8169644, is a registered US trademark filed on Oct 13, 2025 by LU, LEI. This trademark covers Class 016 (Paper goods, books & stationery).

early section 8: March 10, 2032

Mark Intelligence

YFFXEK (Reg. #8169644) is a registered US trademark that has been protecting its owner, LU, LEI, since 2025. The mark covers Class 016 (Paper goods, books & stationery). Goods and services include Paper and cardboard; printed matter; bookbinding material; photographs; stationery and office requisites, except furnitu.... The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 13, 2025

SERIAL

99441184

REG#

8169644

REGISTERED

Mar 10, 2026

Filing Information

StatusREGISTERED

Filing DateOct 13, 2025

Serial Number99441184

Registration No.8169644

Registration DateMar 10, 2026

Status DateMar 10, 2026

Published for OppositionJan 20, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 016Paper goods, books & stationery

US codes: 002, 005, 022, 023, 029, 037, 038, 050

First use anywhere: Aug 14, 2025

First use in commerce: Aug 14, 2025

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

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Status History

13 events

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Aug 26, 2026

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Mar 26, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

Mar 26, 2026

WITHDRAWAL OF ATTORNEY GRANTED

REGISTERED-PRINCIPAL REGISTER

Mar 10, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 10, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jan 20, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 20, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 14, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 22, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 18, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Oct 13, 2025

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 13, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Oct 13, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by LU, LEI

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4TH

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4TH

4TH EMOTION

97141489

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YFFXEK

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