Who owns the F3 trademark?

The F3 trademark is owned by F3 ENERGY LLC.

What class is the F3 trademark registered in?

The F3 trademark is registered in Class 035 (Advertising, business management & retail services).

What is the serial number for F3?

The USPTO serial number for F3 is 99699339.

What is the registration number for F3?

F3 is registered under USPTO registration number 8469643.

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Updated Oct 22, 2026·39 searches this week

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USPTO Trademark Record

REGISTERED

F3

SN 99699339·Reg 8469643·Filed Mar 12, 2026

Owner F3 ENERGY LLC

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

F3 (Serial No. 99699339), Registration No. 8469643, is a registered US trademark filed on Mar 12, 2026 by F3 ENERGY LLC. This trademark covers Class 035 (Advertising, business management & retail services).

early section 8: September 29, 2032

Mark Intelligence

F3 (Reg. #8469643) is a registered US trademark that has been protecting its owner, F3 ENERGY LLC, since 2026. The mark covers Class 035 (Advertising, business management & retail services). Goods and services include Advertising; business management, organization and administration; office functions.. The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 12, 2026

SERIAL

99699339

REG#

8469643

REGISTERED

Sep 29, 2026

Filing Information

StatusREGISTERED

Filing DateMar 12, 2026

Serial Number99699339

Registration No.8469643

Registration DateSep 29, 2026

Status DateSep 29, 2026

Published for OppositionAug 11, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Feb 01, 2023

First use in commerce: Feb 01, 2023

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

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

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Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Sep 29, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Sep 29, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Aug 11, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Aug 11, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 05, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Jul 14, 2026

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Jul 14, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 13, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 12, 2026

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Mar 12, 2026

APPLICATION FILING RECEIPT MAILED

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