Who owns the CHAN&SIJIA trademark?

The CHAN&SIJIA trademark is owned by XueWei Chen.

What class is the CHAN&SIJIA trademark registered in?

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

What is the serial number for CHAN&SIJIA?

The USPTO serial number for CHAN&SIJIA is 99314716.

What is the registration number for CHAN&SIJIA?

CHAN&SIJIA is registered under USPTO registration number 8219360.

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Home Search: CHAN&SIJIACHAN&SIJIA #99314716

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Updated Sep 25, 2026·39 searches this week

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CHA

USPTO Trademark Record

REGISTERED

CHAN&SIJIA

SN 99314716·Reg 8219360·Filed Aug 01, 2025

Owner XueWei Chen

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

CHAN&SIJIA (Serial No. 99314716), Registration No. 8219360, is a registered US trademark filed on Aug 01, 2025 by XueWei Chen. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: April 21, 2032

Conflict Analysis

Full conflict analysis for CHAN&SIJIA (SN 99314716) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

CHAN&SIJIA (Reg. #8219360) is a registered US trademark that has been protecting its owner, XueWei Chen, since 2025. 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

Aug 01, 2025

SERIAL

99314716

REG#

8219360

REGISTERED

Apr 21, 2026

Filing Information

StatusREGISTERED

Filing DateAug 01, 2025

Serial Number99314716

Registration No.8219360

Registration DateApr 21, 2026

Status DateApr 21, 2026

Published for OppositionMar 03, 2026

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, 024, 031, 034

First use anywhere: May 14, 2025

First use in commerce: May 14, 2025

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

17 events

REGISTERED-PRINCIPAL REGISTER

Apr 21, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 21, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 03, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 03, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 25, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

TEAS/EMAIL CORRESPONDENCE ENTERED

Feb 06, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 06, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Feb 05, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Feb 05, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

NON-FINAL ACTION WRITTEN

Dec 18, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Dec 18, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Dec 18, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Dec 16, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 09, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NOTICE OF DESIGN SEARCH CODE E-MAILED

Dec 09, 2025

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION ENTERED

Aug 01, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Aug 01, 2025

APPLICATION FILING RECEIPT MAILED

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