Who owns the EXTENSION trademark?

The EXTENSION trademark is owned by eXtension Foundation.

What class is the EXTENSION trademark registered in?

The EXTENSION trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for EXTENSION?

The USPTO serial number for EXTENSION is 88416523.

What is the registration number for EXTENSION?

EXTENSION is registered under USPTO registration number 5948241.

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Home Search: EXTENSIONEXTENSION #88416523

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Updated Oct 4, 2026·25 searches this week

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USPTO Trademark Record

REGISTERED

EXTENSION

SN 88416523·Reg 5948241·Filed May 06, 2019

Owner eXtension Foundation

Education; providing of training; entertainment; sporting and cultural activities.

EXTENSION (Serial No. 88416523), Registration No. 5948241, is a registered US trademark filed on May 06, 2019 by eXtension Foundation. This trademark covers Class 041 (Education & entertainment services).

Section 8/9 declaration window: December 31, 2029

Mark Intelligence

EXTENSION (Reg. #5948241) is a registered US trademark that has been protecting its owner, eXtension Foundation, since 2019. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

May 06, 2019

SERIAL

88416523

REG#

5948241

REGISTERED

Dec 31, 2019

Filing Information

StatusREGISTERED

Filing DateMay 06, 2019

Serial Number88416523

Registration No.5948241

Registration DateDec 31, 2019

Status DateApr 25, 2025

Published for OppositionOct 15, 2019

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Jan 01, 2007

First use in commerce: Jan 01, 2007

Education; providing of training; entertainment; sporting and cultural activities.

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

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Status History

34 events

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

Jun 09, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 09, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 09, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Jun 09, 2025

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

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

Apr 25, 2025

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

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

Apr 25, 2025

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 25, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Jan 09, 2025

TEAS SECTION 8 & 15 RECEIVED

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

Dec 31, 2024

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

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

Mar 04, 2022

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

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 04, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 04, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

REGISTERED-PRINCIPAL REGISTER

Dec 31, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 15, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Oct 15, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Sep 25, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Sep 06, 2019

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Sep 06, 2019

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 06, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT E-MAILED

Sep 06, 2019

EXAMINERS AMENDMENT E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Sep 06, 2019

EXAMINERS AMENDMENT -WRITTEN

PREVIOUS ALLOWANCE COUNT WITHDRAWN

Sep 03, 2019

PREVIOUS ALLOWANCE COUNT WITHDRAWN

WITHDRAWN FROM PUB - OG REVIEW QUERY

Aug 27, 2019

WITHDRAWN FROM PUB - OG REVIEW QUERY

CORRESPONDENCE RECEIVED IN LAW OFFICE

Aug 13, 2019

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Aug 13, 2019

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 13, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Aug 07, 2019

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Jul 31, 2019

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Jul 30, 2019

NON-FINAL ACTION WRITTEN

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jul 30, 2019

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NON-FINAL ACTION E-MAILED

Jul 30, 2019

NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jul 19, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 23, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

May 09, 2019

NEW APPLICATION ENTERED

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