Who owns the O trademark?

The O trademark is owned by SERKO LIMITED.

What is the serial number for O?

The USPTO serial number for O is 79372877.

What is the registration number for O?

O is registered under USPTO registration number 7546721.

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Updated Oct 5, 2026·40 searches this week

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USPTO Trademark Record

REGISTERED

O

Q: What class is the O trademark registered in?

The O trademark is registered in Class 035 (Advertising, business management & retail services), Class 042 (Scientific, technology & SaaS services).

SN 79372877·Reg 7546721·Filed Apr 17, 2023

Owner SERKO LIMITED

Advertising; business management, organization and administration; office functions.; 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.

O (Serial No. 79372877), Registration No. 7546721, is a registered US trademark filed on Apr 17, 2023 by SERKO LIMITED. This trademark covers Class 035 (Advertising, business management & retail services), Class 042 (Scientific, technology & SaaS services).

early section 8: October 29, 2030

Mark Intelligence

O (Reg. #7546721) is a registered US trademark that has been protecting its owner, SERKO LIMITED, since 2023. The mark covers Class 035 (Advertising, business management & retail services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Advertising; business management, organization and administration; office functions.; Scientific and technological servi.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 17, 2023

SERIAL

79372877

REG#

7546721

REGISTERED

Oct 29, 2024

Filing Information

StatusREGISTERED

Filing DateApr 17, 2023

Serial Number79372877

Registration No.7546721

Registration DateOct 29, 2024

Status DateOct 29, 2024

Published for OppositionAug 13, 2024

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

Advertising; business management, organization and administration; office functions.

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.

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Status History

23 events

REGISTERED-PRINCIPAL REGISTER

Oct 29, 2024

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Oct 29, 2024

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 13, 2024

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 13, 2024

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 24, 2024

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Jul 09, 2024

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jul 09, 2024

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jul 09, 2024

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jul 09, 2024

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 09, 2024

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jun 27, 2024

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jun 27, 2024

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jun 27, 2024

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Feb 19, 2024

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Feb 01, 2024

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Feb 01, 2024

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Jan 17, 2024

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Jan 16, 2024

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Jan 12, 2024

ASSIGNED TO EXAMINER

APPLICATION FILING RECEIPT MAILED

Jul 18, 2023

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 14, 2023

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

LIMITATION FROM ORIGINAL APPLICATION ENTERED

Jul 10, 2023

LIMITATION FROM ORIGINAL APPLICATION ENTERED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jun 29, 2023

SN ASSIGNED FOR SECT 66A APPL FROM IB

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