Who owns the C-FREE trademark?

The C-FREE trademark is owned by Curiox Biosystems Co., Ltd..

What class is the C-FREE trademark registered in?

The C-FREE trademark is registered in Class 009 (Electronics, software & scientific instruments).

What is the serial number for C-FREE?

The USPTO serial number for C-FREE is 98976408.

What is the registration number for C-FREE?

C-FREE is registered under USPTO registration number 8025256.

CFR

USPTO Trademark Record

REGISTERED

C-FREE

SN 98976408·Reg 8025256·Filed Jan 11, 2024

Owner Curiox Biosystems Co., Ltd.

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.

C-FREE (Serial No. 98976408), Registration No. 8025256, is a registered US trademark filed on Jan 11, 2024 by Curiox Biosystems Co., Ltd.. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: November 11, 2031

Mark Intelligence

C-FREE (Reg. #8025256) is a registered US trademark that has been protecting its owner, Curiox Biosystems Co., Ltd., since 2024. The mark covers Class 009 (Electronics, software & scientific instruments). 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 11, 2024

SERIAL

98976408

REG#

8025256

REGISTERED

Nov 11, 2025

Owner

Applicant

Curiox Biosystems Co., Ltd.

Entity

Not Provided

Address

#212, 9 Gil 41 Digital-Ro, Geumchun-Gu, Seoul, 08511

Country

Attorney

NameAndrew J. Gray IV

Law firm

Andrew J. Gray IV Morgan, Lewis & Bockius LLP

Docket

017016-0015

Address

1400 Page Mill Road, Palo Alto, CA 94304, United States

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Filing Information

StatusREGISTERED

Filing DateJan 11, 2024

Serial Number98976408

Registration No.8025256

Registration DateNov 11, 2025

Status DateNov 11, 2025

Published for OppositionSep 17, 2024

Mark TypeStandard characters

Attorney Docket017016-0015

Status DescriptionLive and registered

Filing Signals

FILED

2024

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

First use anywhere: Nov 30, 2023

First use in commerce: Nov 30, 2023

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

Status History

20 events

REGISTERED-PRINCIPAL REGISTER

Nov 11, 2025

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Nov 11, 2025

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Oct 20, 2025

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Oct 20, 2025

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Sep 29, 2025

CASE ASSIGNED TO INTENT TO USE PARALEGAL

DIVISIONAL PROCESSING COMPLETE

Sep 29, 2025

DIVISIONAL PROCESSING COMPLETE

STATEMENT OF USE PROCESSING COMPLETE

Sep 29, 2025

STATEMENT OF USE PROCESSING COMPLETE

USE AMENDMENT FILED

May 12, 2025

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

May 12, 2025

TEAS STATEMENT OF USE RECEIVED

SOU TEAS EXTENSION RECEIVED

May 12, 2025

SOU TEAS EXTENSION RECEIVED

TEAS REQUEST TO DIVIDE RECEIVED

May 12, 2025

TEAS REQUEST TO DIVIDE RECEIVED

DIVISIONAL REQUEST RECEIVED

May 12, 2025

DIVISIONAL REQUEST RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Nov 12, 2024

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 17, 2024

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Sep 17, 2024

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 28, 2024

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 15, 2024

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Aug 08, 2024

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 05, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jan 12, 2024

NEW APPLICATION ENTERED

C-FREE

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