Who owns the HEXFX trademark?

The HEXFX trademark is owned by SERATO AUDIO RESEARCH LIMITED.

What is the serial number for HEXFX?

The USPTO serial number for HEXFX is 79411354.

What is the registration number for HEXFX?

HEXFX is registered under USPTO registration number 8248431.

HEX

USPTO Trademark Record

REGISTERED

HEXFX

Q: What class is the HEXFX trademark registered in?

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

SN 79411354·Reg 8248431·Filed Jul 05, 2024

Owner SERATO AUDIO RESEARCH LIMITED

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.; 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.

HEXFX (Serial No. 79411354), Registration No. 8248431, is a registered US trademark filed on Jul 05, 2024 by SERATO AUDIO RESEARCH LIMITED. This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

early section 8: May 12, 2032

Mark Intelligence

HEXFX (Reg. #8248431) is a registered US trademark that has been protecting its owner, SERATO AUDIO RESEARCH LIMITED, since 2024. The mark covers Class 009 (Electronics, software & scientific instruments) 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 6 opposition proceedings during prosecution.

FILED

Jul 05, 2024

SERIAL

79411354

REG#

8248431

REGISTERED

May 12, 2026

Owner

Applicant

SERATO AUDIO RESEARCH LIMITED

Entity

Not Provided

Address

Level 2,, 8 Brown Street, Ponsonby Auckland 1011

Country

Attorney

NameTodd A. Denys

Law firm

Todd A. Denys Mandelbaum Barrett PC

Docket

44209.011

Address

3 Becker Farm Road, Suite 105, Roseland, NJ 07068, United States

Get pre-filing clearance

AI attorney analyzes your proposed mark against USPTO — Go/No-Go verdict, class-by-class risks, and strategy recommendations.

Run clearance

Filing Information

StatusREGISTERED

Filing DateJul 05, 2024

Serial Number79411354

Registration No.8248431

Registration DateMay 12, 2026

Status DateMay 12, 2026

Published for OppositionMar 24, 2026

Mark TypeStandard characters

Attorney Docket44209.011

Status DescriptionLive and registered

Filing Signals

FILED

2024

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 6× during prosecution

Search 15M+ trademarks

Free USPTO lookups by name, owner, or serial number. No account needed.

Search now

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 009Electronics, software & scientific instruments

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

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

32 events

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

May 21, 2026

NOTIFICATION OF POSSIBLE OPPOSITION - PROCESSED BY IB

REGISTERED-PRINCIPAL REGISTER

May 12, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

May 12, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

May 04, 2026

NOTIFICATION OF POSSIBLE OPPOSITION CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

May 04, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

PUBLISHED FOR OPPOSITION

Mar 24, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 24, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION PROCESSED BY IB

Mar 19, 2026

NOTIFICATION PROCESSED BY IB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 18, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Mar 04, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

Mar 03, 2026

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

EXAMINERS AMENDMENT -WRITTEN

Feb 25, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 25, 2026

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 25, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 25, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 25, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW REPRESENTATIVE AT IB RECEIVED

Dec 05, 2025

NEW REPRESENTATIVE AT IB RECEIVED

FINAL REFUSAL WRITTEN

Nov 12, 2025

FINAL REFUSAL WRITTEN

FINAL REFUSAL E-MAILED

Nov 12, 2025

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Nov 12, 2025

NOTIFICATION OF FINAL REFUSAL EMAILED

REFUSAL PROCESSED BY IB

Jul 19, 2025

REFUSAL PROCESSED BY IB

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 17, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 17, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 17, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY MPU

Jun 30, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Jun 30, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Apr 30, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Apr 29, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Dec 29, 2024

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 06, 2024

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 06, 2024

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Dec 05, 2024

SN ASSIGNED FOR SECT 66A APPL FROM IB

Other Marks in Class 009 — Electronics, software & scientific instruments

Recently filed and registered marks in the same international class.

HEX

HEXFX SABER HEXFX 4-STRING FRETTED $1649

87318274

LIGHTWAVE SYSTEMS INC.

ABANDONED

HEXFX

Get pre-filing clearance

Search 15M+ trademarks

Run a conflict check

Other Marks by SERATO AUDIO RESEARCH LIMITED

Other Marks in Class 009 — Electronics, software & scientific instruments

Other Marks by Todd A. Denys

Resources

Company