Who owns the ET trademark?

The ET trademark is owned by Eureka Therapeutics, Inc..

What class is the ET trademark registered in?

The ET trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for ET?

The USPTO serial number for ET is 87840660.

What is the registration number for ET?

ET is registered under USPTO registration number 5758909.

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USPTO Trademark Record

REGISTERED

ET

SN 87840660·Reg 5758909·Filed Mar 19, 2018

Owner Eureka Therapeutics, Inc.

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.

ET (Serial No. 87840660), Registration No. 5758909, is a registered US trademark filed on Mar 19, 2018 by Eureka Therapeutics, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: May 21, 2029

Mark Intelligence

ET (Reg. #5758909) is a registered US trademark that has been protecting its owner, Eureka Therapeutics, Inc., since 2018. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 19, 2018

SERIAL

87840660

REG#

5758909

REGISTERED

May 21, 2019

Filing Information

StatusREGISTERED

Filing DateMar 19, 2018

Serial Number87840660

Registration No.5758909

Registration DateMay 21, 2019

Status DateSep 27, 2025

Published for OppositionJul 31, 2018

Filing Basis & Declarations

Use Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Mar 30, 2018

First use in commerce: Mar 30, 2018

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

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Status History

25 events

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Sep 27, 2025

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Sep 27, 2025

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 27, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

May 16, 2025

TEAS SECTION 8 & 15 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

May 21, 2024

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 19, 2021

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

CORRECTION UNDER SECTION 7 - PROCESSED

Apr 19, 2021

CORRECTION UNDER SECTION 7 - PROCESSED

TEAS SECTION 7 REQUEST RECEIVED

Feb 22, 2021

TEAS SECTION 7 REQUEST RECEIVED

REGISTERED-PRINCIPAL REGISTER

May 21, 2019

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Apr 18, 2019

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Apr 17, 2019

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

Apr 10, 2019

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Apr 09, 2019

CASE ASSIGNED TO INTENT TO USE PARALEGAL

USE AMENDMENT FILED

Mar 25, 2019

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Mar 25, 2019

TEAS STATEMENT OF USE RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Feb 07, 2019

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Feb 07, 2019

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Sep 25, 2018

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jul 31, 2018

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 31, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 11, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Jun 28, 2018

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 28, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 26, 2018

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 22, 2018

NEW APPLICATION ENTERED

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