Who owns the TLSNOTARY trademark?

The TLSNOTARY trademark is owned by Stiftung Ethereum (Foundation).

What is the serial number for TLSNOTARY?

The USPTO serial number for TLSNOTARY is 99369041.

What is the registration number for TLSNOTARY?

TLSNOTARY is registered under USPTO registration number 8519464.

TLS

USPTO Trademark Record

REGISTERED

TLSNOTARY

Q: What class is the TLSNOTARY trademark registered in?

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

SN 99369041·Reg 8519464·Filed Sep 02, 2025

Owner Stiftung Ethereum (Foundation)

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.

TLSNOTARY (Serial No. 99369041), Registration No. 8519464, is a registered US trademark filed on Sep 02, 2025 by Stiftung Ethereum (Foundation). This trademark covers Class 009 (Electronics, software & scientific instruments), Class 042 (Scientific, technology & SaaS services).

early section 8: October 27, 2032

Mark Intelligence

TLSNOTARY (Reg. #8519464) is a registered US trademark that has been protecting its owner, Stiftung Ethereum (Foundation), since 2025. 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 1 opposition proceeding during prosecution.

FILED

Sep 02, 2025

SERIAL

99369041

REG#

8519464

REGISTERED

Oct 27, 2026

Owner

Applicant

Stiftung Ethereum (Foundation)

Entity

Foundation

Address

Zeughausgasse 7A, Zug, 6300

Country

Attorney

NameElizabeth Baio

Law firm

Elizabeth Baio Nixon Peabody LLP

Docket

079206-809051USTM

Address

70 West Madison Street, Suite 5200, Chicago, IL 60602, United States

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Filing Information

StatusREGISTERED

Filing DateSep 02, 2025

Serial Number99369041

Registration No.8519464

Registration DateOct 27, 2026

Status DateOct 27, 2026

Published for OppositionSep 08, 2026

Mark TypeStandard characters

Attorney Docket079206-809051USTM

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: Mar 04, 2014

First use in commerce: Mar 04, 2014

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 04, 2014

First use in commerce: Mar 04, 2014

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

17 events

REGISTERED-PRINCIPAL REGISTER

Oct 27, 2026

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 08, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 08, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 02, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 11, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 22, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jul 22, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jul 22, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Apr 20, 2026

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Apr 20, 2026

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

ASSIGNED TO EXAMINER

Jan 22, 2026

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Jan 22, 2026

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jan 22, 2026

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jan 22, 2026

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 21, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 02, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 02, 2025

APPLICATION FILING RECEIPT MAILED

TLSNOTARY

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