Who owns the CASTAURA trademark?

The CASTAURA trademark is owned by Tianyu Xia.

What class is the CASTAURA trademark registered in?

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

What is the serial number for CASTAURA?

The USPTO serial number for CASTAURA is 99456882.

What is the registration number for CASTAURA?

CASTAURA is registered under USPTO registration number 8263114.

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Updated Oct 1, 2026·21 searches this week

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CAS

USPTO Trademark Record

REGISTERED

CASTAURA

SN 99456882·Reg 8263114·Filed Oct 22, 2025

Owner Tianyu Xia

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

CASTAURA (Serial No. 99456882), Registration No. 8263114, is a registered US trademark filed on Oct 22, 2025 by Tianyu Xia. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: May 19, 2032

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Mark Intelligence

CASTAURA (Reg. #8263114) is a registered US trademark that has been protecting its owner, Tianyu Xia, 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

Oct 22, 2025

SERIAL

99456882

REG#

8263114

REGISTERED

May 19, 2026

Filing Information

StatusREGISTERED

Filing DateOct 22, 2025

Serial Number99456882

Registration No.8263114

Registration DateMay 19, 2026

Status DateMay 19, 2026

Published for OppositionMar 31, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled 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: Oct 16, 2025

First use in commerce: Oct 16, 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

10 events

REGISTERED-PRINCIPAL REGISTER

May 19, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

May 19, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 31, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 31, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 25, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Mar 09, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 09, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 11, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 22, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Oct 22, 2025

APPLICATION FILING RECEIPT MAILED

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