Who owns the CASTLEWARD trademark?

The CASTLEWARD trademark is owned by Frozenbyte Oy.

What is the serial number for CASTLEWARD?

The USPTO serial number for CASTLEWARD is 99619936.

What is the registration number for CASTLEWARD?

CASTLEWARD is registered under USPTO registration number 8391378.

CAS

USPTO Trademark Record

REGISTERED

CASTLEWARD

Q: What class is the CASTLEWARD trademark registered in?

The CASTLEWARD trademark is registered in Class 009 (Electronics, software & scientific instruments), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 99619936·Reg 8391378·Filed Jan 28, 2026

Owner Frozenbyte Oy

Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, signalling, detecting, testing, inspecting, life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electricity; apparatus and instruments for recording, transmitting, reproducing or processing sound, images or data; recorded and downloadable multimedia files, computer software, blank digital or analogue recording and storage media; mechanisms for coin-operated apparatus; cash registers, calculating devices; computers and computer peripheral devices; diving suits, divers' masks, ear plugs for divers, nose clips for divers, gloves for divers, breathing apparatus for underwater swimming; fire-extinguishing apparatus.; Education; providing of training; entertainment; sporting and cultural activities.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

CASTLEWARD (Serial No. 99619936), Registration No. 8391378, is a registered US trademark filed on Jan 28, 2026 by Frozenbyte Oy. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

early section 8: August 11, 2032

Mark Intelligence

CASTLEWARD (Reg. #8391378) is a registered US trademark that has been protecting its owner, Frozenbyte Oy, since 2026. The mark covers Class 009 (Electronics, software & scientific instruments), Class 041 (Education & entertainment services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Scientific, research, navigation, surveying, photographic, cinematographic, audiovisual, optical, weighing, measuring, s.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 28, 2026

SERIAL

99619936

REG#

8391378

REGISTERED

Aug 11, 2026

Owner

Applicant

Frozenbyte Oy

Entity

Not Provided

Address

Krogiuksentie 17, Helsinki, 00340

Country

Attorney

NameMorris E. Turek

Law firm

Morris E. Turek YourTrademarkAttorney.com

Docket

F251 003TM

Address

167 Lamp and Lantern Village, #220, Chesterfield, MO 63017-8208, United States

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Filing Information

StatusREGISTERED

Filing DateJan 28, 2026

Serial Number99619936

Registration No.8391378

Registration DateAug 11, 2026

Status DateAug 11, 2026

Published for OppositionJun 23, 2026

Mark TypeStandard characters

Attorney DocketF251 003TM

Status DescriptionLive and registered

Filing Signals

FILED

2026

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

US codes: 021, 023, 026, 036, 038

Class 041Education & entertainment services

US codes: 100, 101, 107

Education; providing of training; entertainment; sporting and cultural activities.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

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

Status History

9 events

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2026

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Jun 23, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 23, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 17, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

May 27, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

May 27, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 20, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 28, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jan 28, 2026

APPLICATION FILING RECEIPT MAILED

CASTLEWARD

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