Who owns the DIASOUND trademark?

The DIASOUND trademark is owned by WELTMARKEN ELEKTRONIK DO BRASIL LTDA.

What class is the DIASOUND trademark registered in?

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

What is the serial number for DIASOUND?

The USPTO serial number for DIASOUND is 99553450.

What is the registration number for DIASOUND?

DIASOUND is registered under USPTO registration number 8482488.

DIA

USPTO Trademark Record

REGISTERED

DIASOUND

SN 99553450·Reg 8482488·Filed Dec 17, 2025

Owner WELTMARKEN ELEKTRONIK DO BRASIL LTDA

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.

DIASOUND (Serial No. 99553450), Registration No. 8482488, is a registered US trademark filed on Dec 17, 2025 by WELTMARKEN ELEKTRONIK DO BRASIL LTDA. This trademark covers Class 009 (Electronics, software & scientific instruments).

early section 8: October 06, 2032

Mark Intelligence

DIASOUND (Reg. #8482488) is a registered US trademark that has been protecting its owner, WELTMARKEN ELEKTRONIK DO BRASIL LTDA, since 2025. 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

Dec 17, 2025

SERIAL

99553450

REG#

8482488

REGISTERED

Oct 06, 2026

Owner

Applicant

WELTMARKEN ELEKTRONIK DO BRASIL LTDA

Entity

Not Provided

Address

SCN, Quadra 4, Bloco B, S/N, SL 702, Parte 393, Asa Norte,, BRASILIA - DF, 70714-020

Country

Attorney

NameMichael D. Eisenberg

Law firm

Michael D. Eisenberg MDE PATENTS

Docket

DIASOUND-T001

Address

1991 Village Park Way, Suite 202C, Encinitas, CA 92024, United States

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Filing Information

StatusREGISTERED

Filing DateDec 17, 2025

Serial Number99553450

Registration No.8482488

Registration DateOct 06, 2026

Status DateOct 06, 2026

Published for OppositionAug 18, 2026

Mark TypeStylized characters

Attorney DocketDIASOUND-T001

Status DescriptionLive and registered

Filing Signals

FILED

2025

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: Dec 31, 2007

First use in commerce: Sep 11, 2014

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

Status History

15 events

REGISTERED-PRINCIPAL REGISTER

Oct 06, 2026

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Aug 18, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 18, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 12, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 17, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 16, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 16, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 16, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Apr 21, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Apr 21, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Apr 21, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Apr 21, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Apr 09, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Dec 17, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Dec 17, 2025

APPLICATION FILING RECEIPT MAILED

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