Who owns the FENK trademark?

The FENK trademark is owned by Changlong Technology Co., Ltd..

What class is the FENK trademark registered in?

The FENK trademark is registered in Class 040 (Treatment & processing of materials).

What is the serial number for FENK?

The USPTO serial number for FENK is 90591350.

What is the registration number for FENK?

FENK is registered under USPTO registration number 6710603.

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Home Search: FENKFENK #90591350

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Updated Oct 12, 2026·20 searches this week

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FEN

USPTO Trademark Record

REGISTERED

FENK

SN 90591350·Reg 6710603·Filed Mar 19, 2021

Owner Changlong Technology Co., Ltd.

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

FENK (Serial No. 90591350), Registration No. 6710603, is a registered US trademark filed on Mar 19, 2021 by Changlong Technology Co., Ltd.. This trademark covers Class 040 (Treatment & processing of materials).

early section 8: April 26, 2028

Mark Intelligence

FENK (Reg. #6710603) is a registered US trademark that has been protecting its owner, Changlong Technology Co., Ltd., since 2021. The mark covers Class 040 (Treatment & processing of materials). Goods and services include Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food a.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 19, 2021

SERIAL

90591350

REG#

6710603

REGISTERED

Apr 26, 2022

Filing Information

StatusREGISTERED

Filing DateMar 19, 2021

Serial Number90591350

Registration No.6710603

Registration DateApr 26, 2022

Status DateApr 26, 2022

Published for OppositionFeb 08, 2022

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

First use anywhere: Mar 06, 2021

First use in commerce: Mar 06, 2021

Treatment of materials; recycling of waste and trash; air purification and treatment of water; printing services; food and drink preservation.

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

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Status History

28 events

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Jan 21, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

Jan 21, 2026

WITHDRAWAL OF ATTORNEY GRANTED

REGISTERED-PRINCIPAL REGISTER

Apr 26, 2022

REGISTERED-PRINCIPAL REGISTER

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

Apr 25, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 25, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 25, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 18, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 18, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

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

Apr 18, 2022

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

PUBLISHED FOR OPPOSITION

Feb 08, 2022

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 08, 2022

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 19, 2022

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 03, 2022

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 13, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Dec 12, 2021

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 12, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 08, 2021

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Dec 08, 2021

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 08, 2021

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 08, 2021

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 08, 2021

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

NON-FINAL ACTION WRITTEN

Oct 22, 2021

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 22, 2021

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 22, 2021

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Oct 19, 2021

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jun 24, 2021

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 23, 2021

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 23, 2021

NEW APPLICATION ENTERED

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FEN

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