Who owns the THE CLEF trademark?

The THE CLEF trademark is owned by Philadelphia Clef Club of the Performing Arts, Inc..

What class is the THE CLEF trademark registered in?

The THE CLEF trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for THE CLEF?

The USPTO serial number for THE CLEF is 99421038.

What is the registration number for THE CLEF?

THE CLEF is registered under USPTO registration number 8222494.

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Home Search: THE CLEFTHE CLEF #99421038

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Updated Sep 30, 2026·21 searches this week

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THE

USPTO Trademark Record

REGISTERED

THE CLEF

SN 99421038·Reg 8222494·Filed Sep 30, 2025

Owner Philadelphia Clef Club of the Performing Arts, Inc.

Education; providing of training; entertainment; sporting and cultural activities.

THE CLEF (Serial No. 99421038), Registration No. 8222494, is a registered US trademark filed on Sep 30, 2025 by Philadelphia Clef Club of the Performing Arts, Inc.. This trademark covers Class 041 (Education & entertainment services).

early section 8: April 21, 2032

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Mark Intelligence

THE CLEF (Reg. #8222494) is a registered US trademark that has been protecting its owner, Philadelphia Clef Club of the Performing Arts, Inc., since 2025. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 30, 2025

SERIAL

99421038

REG#

8222494

REGISTERED

Apr 21, 2026

Filing Information

StatusREGISTERED

Filing DateSep 30, 2025

Serial Number99421038

Registration No.8222494

Registration DateApr 21, 2026

Status DateApr 21, 2026

Published for OppositionMar 03, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: May 26, 2024

First use in commerce: May 26, 2024

Education; providing of training; entertainment; sporting and cultural activities.

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

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Status History

10 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

ASSIGNED TO EXAMINER

Feb 04, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 04, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION ENTERED

Sep 30, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 30, 2025

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 30, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Other Marks by Philadelphia Clef Club of the Performing Arts, Inc.

Additional USPTO filings from the same owner.

PCP

PC PHILADELPHIA CLEF CLUB OF JAZZ & PERFORMING ARTS

99423412

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

CLE

CLEF CLUB

99423288

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

CLE

CLEF PREPARATORY JAZZ MUSIC ACADEMY

99423351

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

PHI

PHILADELPHIA CLEF CLUB OF JAZZ & PERFORMING ARTS

99420902

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

Other Marks in Class 041 — Education & entertainment services

Recently filed and registered marks in the same international class.

CLE

CLEF CLUB

99423288

Philadelphia Clef Club of the Performing Arts, Inc.

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TRO

TROUBLED CLEF

98137454

Troubled Clef LLC

REGISTERED

CLE

CLEF PREPARATORY JAZZ MUSIC ACADEMY

99423351

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

PHI

PHILADELPHIA CLEF CLUB OF JAZZ & PERFORMING ARTS

99420902

Philadelphia Clef Club of the Performing Arts, Inc.

REGISTERED

Other Marks by ERICA DIANE CLARK

Additional USPTO filings handled by the same attorney of record.

PCP

PC PHILADELPHIA CLEF CLUB OF JAZZ & PERFORMING ARTS

99423412

REGISTERED

CLE

CLEF CLUB

99423288

REGISTERED

CLE

CLEF PREPARATORY JAZZ MUSIC ACADEMY

99423351

REGISTERED

PHI

PHILADELPHIA CLEF CLUB OF JAZZ & PERFORMING ARTS

99420902

REGISTERED

THE CLEF

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Other Marks by Philadelphia Clef Club of the Performing Arts, Inc.

Other Marks in Class 041 — Education & entertainment services

Other Marks by ERICA DIANE CLARK

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