Who owns the EFF trademark?

The EFF trademark is owned by Electronic Frontier Foundation.

What class is the EFF trademark registered in?

The EFF trademark is registered in Class 035 (Advertising, business management & retail services).

What is the serial number for EFF?

The USPTO serial number for EFF is 86713369.

What is the registration number for EFF?

EFF is registered under USPTO registration number 4949956.

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Section 8/9 declaration window

May 05, 2036

3471 days remaining

EFF

REGISTERED

Serial: 86713369
Reg: 4949956
Filed: Aug 03, 2015
Owner: Electronic Frontier Foundation

Advertising; business management, organization and administration; office functions.

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Oct 20, 1996

First use in commerce: Oct 20, 1996

Advertising; business management, organization and administration; office functions.

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

Status History

36 events

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Sep 10, 2025

Code 89AG

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Sep 10, 2025

Code RNL1

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Sep 10, 2025

Code NA89

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 08, 2025

Code APRE

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

Aug 22, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 22, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 22, 2025

Code TCCA

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

Aug 22, 2025

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 22, 2025

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 22, 2025

Code TCCA

TEAS SECTION 8 & 9 RECEIVED

May 07, 2025

Code E89R

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

May 03, 2025

Code REM2

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

Dec 15, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 15, 2022

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 15, 2022

Code TCCA

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

Jun 16, 2022

Code NA85

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 15, 2022

Code APRE

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

Jun 15, 2022

Code C15A

TEAS SECTION 8 & 15 RECEIVED

Jan 03, 2022

Code E815

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

Jun 25, 2021

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 25, 2021

Code ARAA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 25, 2021

Code TCCA

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

May 03, 2021

Code REM1

REGISTERED-PRINCIPAL REGISTER

May 03, 2016

Code R.PR

PUBLISHED FOR OPPOSITION

Feb 16, 2016

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 16, 2016

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 27, 2016

Code NONP

EXAMINERS AMENDMENT -WRITTEN

Nov 25, 2015

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Nov 25, 2015

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Nov 25, 2015

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Nov 25, 2015

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 25, 2015

Code CNSA

ASSIGNED TO EXAMINER

Nov 12, 2015

Code DOCK

NOTICE OF PSEUDO MARK E-MAILED

Aug 08, 2015

Code MPMK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 07, 2015

Code NWOS

NEW APPLICATION ENTERED

Aug 06, 2015

Code NWAP

EFF

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