Who owns the APRIL STONE trademark?

The APRIL STONE trademark is owned by SK Networks Co., Ltd..

What class is the APRIL STONE trademark registered in?

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

What is the serial number for APRIL STONE?

The USPTO serial number for APRIL STONE is 88753074.

What is the registration number for APRIL STONE?

APRIL STONE is registered under USPTO registration number 6351411.

Sealvo

Home Search: APRIL STONEAPRIL STONE #88753074

Back

Updated Sep 17, 2026·39 searches this week

View on USPTO TSDR Find similar marks

APR

USPTO Trademark Record

REGISTERED

APRIL STONE

SN 88753074·Reg 6351411·Filed Jan 09, 2020

Owner SK Networks Co., Ltd.

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

APRIL STONE (Serial No. 88753074), Registration No. 6351411, is a registered US trademark filed on Jan 09, 2020 by SK Networks Co., Ltd.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Renewal window: May 18, 2027242 days remaining

Conflict Analysis

Full conflict analysis for APRIL STONE (SN 88753074) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

APRIL STONE (Reg. #6351411) is a registered US trademark that has been protecting its owner, SK Networks Co., Ltd., since 2020. 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

Jan 09, 2020

SERIAL

88753074

REG#

6351411

REGISTERED

May 18, 2021

Filing Information

StatusREGISTERED

Filing DateJan 09, 2020

Serial Number88753074

Registration No.6351411

Registration DateMay 18, 2021

Status DateMay 18, 2021

Published for OppositionMar 02, 2021

Filing Basis & Declarations

Standard Characters ClaimedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

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

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

22 events

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

May 18, 2026

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

REGISTERED-PRINCIPAL REGISTER

May 18, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Mar 02, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 02, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 10, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 28, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 27, 2021

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 27, 2021

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Jan 25, 2021

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

SUSPENSION LETTER WRITTEN

Dec 21, 2020

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Dec 21, 2020

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Dec 21, 2020

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

ASSIGNED TO LIE

Dec 11, 2020

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 11, 2020

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 11, 2020

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 17, 2020

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Mar 30, 2020

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 30, 2020

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 30, 2020

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Mar 27, 2020

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 14, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 13, 2020

NEW APPLICATION ENTERED

Other Marks by SK Networks Co., Ltd.

Additional USPTO filings from the same owner.

SPE

SPEEDMATE

87418912

SK NETWORKS CO., LTD.

REGISTERED

APR

APRIL STONE

88760070

SK Networks Co., Ltd.

REGISTERED

APR

APRIL STONE

88753025

SK Networks Co., Ltd.

REGISTERED

APR

APRIL STONE

88775891

SK Networks Co., Ltd.

REGISTERED

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

Recently filed and registered marks in the same international class.

STO

STONE

79296536

Rocket Milano S.r.l.

REGISTERED

STO

STONE & FLOWERS

88119676

4 SEASONS GLOBAL, INC.

REGISTERED

AIR

AIR-STONE

99002794

Hangzhou Dinliu Cross-Border E-commerce Co. LTD

REGISTERED

BLU

BLU STONE

85203021

Blu Bathworks, Inc.

REGISTERED

Other Marks by Hun Joon Kim

Additional USPTO filings handled by the same attorney of record.

EAR

EARLYANCE

99187251

REGISTERED

JUL

JULIE'S LIP

99440313

REGISTERED

LOG

LogoMark

79424303

REGISTERED

DAI

DAILY CHIPS

98837865

REGISTERED

APRIL STONE

Run a conflict check

Other Marks by SK Networks Co., Ltd.

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

Other Marks by Hun Joon Kim

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company