Who owns the SK trademark?

The SK trademark is owned by SK HOLDINGS CO., LTD.

What class is the SK trademark registered in?

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

What is the serial number for SK?

The USPTO serial number for SK is 88533668.

What is the registration number for SK?

SK is registered under USPTO registration number 6224982.

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USPTO Trademark Record

REGISTERED

SK

SN 88533668·Reg 6224982·Filed Jul 24, 2019

Owner SK HOLDINGS CO., LTD

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

SK (Serial No. 88533668), Registration No. 6224982, is a registered US trademark filed on Jul 24, 2019 by SK HOLDINGS CO., LTD. This trademark covers Class 040 (Treatment & processing of materials).

Renewal window: December 22, 202679 days remaining

Mark Intelligence

SK (Reg. #6224982) is a registered US trademark that has been protecting its owner, SK HOLDINGS CO., LTD, since 2019. 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

Jul 24, 2019

SERIAL

88533668

REG#

6224982

REGISTERED

Dec 22, 2020

Filing Information

StatusREGISTERED

Filing DateJul 24, 2019

Serial Number88533668

Registration No.6224982

Registration DateDec 22, 2020

Status DateDec 22, 2020

Published for OppositionOct 06, 2020

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 040Treatment & processing of materials

US codes: 100, 103, 106

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

32 events

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

Dec 22, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 03, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 03, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Dec 03, 2024

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 03, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Dec 03, 2024

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 03, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jul 07, 2021

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Dec 22, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 06, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 06, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 16, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ELECTRONIC RECORD REVIEW COMPLETE

Aug 31, 2020

ELECTRONIC RECORD REVIEW COMPLETE

ON HOLD - ELECTRONIC RECORD REVIEW REQUIRED

Aug 28, 2020

ON HOLD - ELECTRONIC RECORD REVIEW REQUIRED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 27, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 27, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 27, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Aug 21, 2020

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

SUSPENSION LETTER WRITTEN

Apr 13, 2020

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Apr 13, 2020

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Apr 13, 2020

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

ASSIGNED TO LIE

Apr 11, 2020

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 11, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 11, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Apr 03, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Oct 04, 2019

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 04, 2019

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 04, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Sep 24, 2019

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Aug 02, 2019

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 01, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 29, 2019

NEW APPLICATION ENTERED

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