Who owns the X trademark?

The X trademark is owned by King Sun Industry Co., Ltd..

What class is the X trademark registered in?

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

What is the serial number for X?

The USPTO serial number for X is 78751548.

What is the registration number for X?

X is registered under USPTO registration number 3227036.

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Updated Sep 30, 2026·21 searches this week

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USPTO Trademark Record

REGISTERED

X

SN 78751548·Reg 3227036·Filed Nov 10, 2005

Owner King Sun Industry Co., Ltd.

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

X (Serial No. 78751548), Registration No. 3227036, is a registered US trademark filed on Nov 10, 2005 by King Sun Industry Co., Ltd.. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

Section 8/9 declaration window: April 10, 2037

Conflict Analysis

Full conflict analysis for X (SN 78751548) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

X (Reg. #3227036) is a registered US trademark that has been protecting its owner, King Sun Industry Co., Ltd., since 2005. 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

Nov 10, 2005

SERIAL

78751548

REG#

3227036

REGISTERED

Apr 10, 2007

Filing Information

StatusREGISTERED

Filing DateNov 10, 2005

Serial Number78751548

Registration No.3227036

Registration DateApr 10, 2007

Status DateJun 16, 2026

Published for OppositionJan 23, 2007

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 011Lighting, heating, cooling & sanitary apparatus

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

First use anywhere: Jun 01, 2005

First use in commerce: Jun 01, 2005

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.

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Status History

40 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 16, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 16, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Jun 16, 2026

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jun 16, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS SECTION 8 & 9 RECEIVED

Apr 14, 2026

TEAS SECTION 8 & 9 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 13, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 13, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Apr 13, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 13, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

Apr 13, 2026

TEAS WITHDRAWAL AS DOMESTIC REPRESENTATIVE RECEIVED

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

Apr 13, 2026

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 13, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Apr 10, 2026

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

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

Sep 05, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 05, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 05, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jul 14, 2016

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jul 13, 2016

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jul 13, 2016

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jul 13, 2016

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Apr 21, 2016

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Apr 10, 2016

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 25, 2012

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Aug 25, 2012

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Aug 25, 2012

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS SECTION 8 & 15 RECEIVED

Aug 06, 2012

TEAS SECTION 8 & 15 RECEIVED

REGISTERED-PRINCIPAL REGISTER

Apr 10, 2007

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jan 23, 2007

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Jan 03, 2007

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Dec 01, 2006

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 30, 2006

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Nov 22, 2006

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Nov 22, 2006

CORRESPONDENCE RECEIVED IN LAW OFFICE

AMENDMENT FROM APPLICANT ENTERED

Nov 22, 2006

AMENDMENT FROM APPLICANT ENTERED

PAPER RECEIVED

Oct 18, 2006

PAPER RECEIVED

PRIORITY ACTION MAILED

Sep 22, 2006

PRIORITY ACTION MAILED

PRIORITY ACTION WRITTEN

Sep 21, 2006

PRIORITY ACTION WRITTEN

ASSIGNED TO EXAMINER

Sep 09, 2006

ASSIGNED TO EXAMINER

May 16, 2006

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Nov 16, 2005

NEW APPLICATION ENTERED

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