Who owns the SK trademark?

The SK trademark is owned by Shenzhen Sunko Lighting CO.,Ltd.

What class is the SK trademark registered in?

The SK trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for SK?

The USPTO serial number for SK is 88120869.

What is the registration number for SK?

SK is registered under USPTO registration number 5733461.

Sealvo

Home Search: SKSK #88120869

Back

Updated Sep 18, 2026·20 searches this week

View on USPTO TSDR Find similar marks

USPTO Trademark Record

ABANDONED

SK

SN 88120869·Reg 5733461·Filed Sep 18, 2018

Owner Shenzhen Sunko Lighting CO.,Ltd

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

SK (Serial No. 88120869), Registration No. 5733461, is a abandoned US trademark filed on Sep 18, 2018 by Shenzhen Sunko Lighting CO.,Ltd. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Conflict Analysis

Full conflict analysis for SK (SN 88120869) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

SK (Reg. #5733461) is an abandoned US trademark that was filed in 2018 but has since been abandoned. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 18, 2018

SERIAL

88120869

REG#

5733461

REGISTERED

Apr 23, 2019

Filing Information

StatusABANDONED

Filing DateSep 18, 2018

Serial Number88120869

Registration No.5733461

Registration DateApr 23, 2019

Status DateNov 07, 2025

Published for OppositionFeb 05, 2019

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

First use anywhere: Sep 08, 2018

First use in commerce: Sep 08, 2018

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

11 events

CANCELLED SEC. 8 (6-YR)

Nov 07, 2025

CANCELLED SEC. 8 (6-YR)

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

Apr 23, 2024

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

REGISTERED-PRINCIPAL REGISTER

Apr 23, 2019

REGISTERED-PRINCIPAL REGISTER

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 05, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Feb 05, 2019

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 16, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Dec 30, 2018

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 30, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Sep 25, 2018

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 24, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 21, 2018

NEW APPLICATION ENTERED

Other Marks in Class 011 — Lighting, heating, cooling & sanitary apparatus

Recently filed and registered marks in the same international class.

98561831

Sanyi Lights Inc

REGISTERED

87191873

ZHEJIANG SHIKE AUTOPARTS CO., LTD.

REGISTERED

77827935

NATIONAL ENVIRONMENTAL PRODUCTS LTD.

REGISTERED

99812072

Target Brands, Inc.

PENDING

SK

Run a conflict check

Other Marks in Class 011 — Lighting, heating, cooling & sanitary apparatus

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company