Who owns the THUMTHUM trademark?

The THUMTHUM trademark is owned by YOON, Ji Wan.

What class is the THUMTHUM trademark registered in?

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

What is the serial number for THUMTHUM?

The USPTO serial number for THUMTHUM is 79410525.

What is the registration number for THUMTHUM?

THUMTHUM is registered under USPTO registration number 8045283.

THU

USPTO Trademark Record

REGISTERED

THUMTHUM

SN 79410525·Reg 8045283·Filed Oct 22, 2024

Owner YOON, Ji Wan

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.

THUMTHUM (Serial No. 79410525), Registration No. 8045283, is a registered US trademark filed on Oct 22, 2024 by YOON, Ji Wan. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: December 02, 2031

Mark Intelligence

THUMTHUM (Reg. #8045283) is a registered US trademark that has been protecting its owner, YOON, Ji Wan, 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 4 opposition proceedings during prosecution.

FILED

Oct 22, 2024

SERIAL

79410525

REG#

8045283

REGISTERED

Dec 02, 2025

Owner

Applicant

YOON, Ji Wan

Entity

Individual

Address

903ho 210dong, 222 Hwajung-ro, Deogyang-gu

Country

Attorney

NameSangwon Kim

Law firm

Sangwon Kim Revolution IP, PLLC

Docket

1140-267

Address

2000 Duke Street, Suite 300, Alexandria, VA 22314, United States

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Filing Information

StatusREGISTERED

Filing DateOct 22, 2024

Serial Number79410525

Registration No.8045283

Registration DateDec 02, 2025

Status DateDec 02, 2025

Published for OppositionOct 14, 2025

Mark TypeDesign with words

Attorney Docket1140-267

Status DescriptionLive and registered

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 4× 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

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

Status History

33 events

LIMITATION OF GOODS RECEIVED FROM IB

Oct 01, 2026

LIMITATION OF GOODS RECEIVED FROM IB

FINAL DECISION TRANSACTION PROCESSED BY IB

Jul 09, 2026

FINAL DECISION TRANSACTION PROCESSED BY IB

FINAL DISPOSITION PROCESSED

Jun 18, 2026

FINAL DISPOSITION PROCESSED

FINAL DISPOSITION NOTICE SENT TO IB

Jun 18, 2026

FINAL DISPOSITION NOTICE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

May 07, 2026

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

Apr 20, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Apr 20, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

Mar 02, 2026

FINAL DISPOSITION NOTICE CREATED, TO BE SENT TO IB

REGISTERED-PRINCIPAL REGISTER

Dec 02, 2025

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Dec 02, 2025

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Oct 14, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 14, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 08, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 16, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 15, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Sep 14, 2025

TEAS REQUEST FOR RECONSIDERATION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 14, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

FINAL REFUSAL WRITTEN

Aug 25, 2025

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Aug 25, 2025

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Aug 25, 2025

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 30, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 30, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 30, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Jun 07, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

May 21, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

May 21, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Mar 26, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

ASSIGNED TO EXAMINER

Mar 25, 2025

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Mar 25, 2025

NON-FINAL ACTION WRITTEN

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 03, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 03, 2024

APPLICATION FILING RECEIPT MAILED

LIMITATION FROM ORIGINAL APPLICATION ENTERED

Dec 02, 2024

LIMITATION FROM ORIGINAL APPLICATION ENTERED

SN ASSIGNED FOR SECT 66A SUBSEQ DESIG FROM IB

Nov 21, 2024

SN ASSIGNED FOR SECT 66A SUBSEQ DESIG FROM IB

THUMTHUM

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