Who owns the SIEZRK trademark?

The SIEZRK trademark is owned by Qinzhou Deng.

What class is the SIEZRK trademark registered in?

The SIEZRK trademark is registered in Class 015 (Musical instruments & accessories).

What is the serial number for SIEZRK?

The USPTO serial number for SIEZRK is 90207563.

What is the registration number for SIEZRK?

SIEZRK is registered under USPTO registration number 6364021.

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Updated Oct 14, 2026·25 searches this week

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SIE

USPTO Trademark Record

REGISTERED

SIEZRK

SN 90207563·Reg 6364021·Filed Sep 24, 2020

Owner Qinzhou Deng

Musical instruments; music stands and stands for musical instruments; conductors' batons.

SIEZRK (Serial No. 90207563), Registration No. 6364021, is a registered US trademark filed on Sep 24, 2020 by Qinzhou Deng. This trademark covers Class 015 (Musical instruments & accessories).

Renewal window: May 25, 2027223 days remaining

Mark Intelligence

SIEZRK (Reg. #6364021) is a registered US trademark that has been protecting its owner, Qinzhou Deng, since 2020. The mark covers Class 015 (Musical instruments & accessories). Goods and services include Musical instruments; music stands and stands for musical instruments; conductors' batons.. The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 24, 2020

SERIAL

90207563

REG#

6364021

REGISTERED

May 25, 2021

Filing Information

StatusREGISTERED

Filing DateSep 24, 2020

Serial Number90207563

Registration No.6364021

Registration DateMay 25, 2021

Status DateMay 25, 2021

Published for OppositionMar 09, 2021

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 015Musical instruments & accessories

US codes: 002, 021, 036

First use anywhere: Sep 05, 2020

First use in commerce: Sep 05, 2020

Musical instruments; music stands and stands for musical instruments; conductors' batons.

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

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Status History

12 events

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

May 25, 2026

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

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jun 26, 2025

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 26, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 26, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

May 25, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Mar 09, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 09, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 17, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 03, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jan 29, 2021

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 04, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 28, 2020

NEW APPLICATION ENTERED

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