Who owns the ESFENIX trademark?

The ESFENIX trademark is owned by ESFENIX INTERNATIONAL LLC.

What class is the ESFENIX trademark registered in?

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

What is the serial number for ESFENIX?

The USPTO serial number for ESFENIX is 99186825.

What is the registration number for ESFENIX?

ESFENIX is registered under USPTO registration number 8085526.

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Updated Oct 22, 2026·10 searches this week

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ESF

USPTO Trademark Record

REGISTERED

ESFENIX

SN 99186825·Reg 8085526·Filed May 15, 2025

Owner ESFENIX INTERNATIONAL LLC

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

ESFENIX (Serial No. 99186825), Registration No. 8085526, is a registered US trademark filed on May 15, 2025 by ESFENIX INTERNATIONAL LLC. This trademark covers Class 035 (Advertising, business management & retail services).

early section 8: December 30, 2031

Mark Intelligence

ESFENIX (Reg. #8085526) is a registered US trademark that has been protecting its owner, ESFENIX INTERNATIONAL LLC, since 2025. 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

May 15, 2025

SERIAL

99186825

REG#

8085526

REGISTERED

Dec 30, 2025

Filing Information

StatusREGISTERED

Filing DateMay 15, 2025

Serial Number99186825

Registration No.8085526

Registration DateDec 30, 2025

Status DateDec 30, 2025

Published for OppositionNov 11, 2025

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 19, 2021

First use in commerce: Feb 19, 2021

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

16 events

REGISTERED-PRINCIPAL REGISTER

Dec 30, 2025

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Dec 30, 2025

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Nov 11, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 11, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Nov 05, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 08, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Oct 02, 2025

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 02, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 02, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Sep 29, 2025

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Sep 29, 2025

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Sep 29, 2025

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Sep 29, 2025

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Sep 23, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

May 15, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

May 15, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by ESFENIX INTERNATIONAL LLC

Additional USPTO filings from the same owner.

BLO

BLOOMING TOGETHER

99187452

ESFENIX INTERNATIONAL LLC

REGISTERED

ESFENIX

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Other Marks by ESFENIX INTERNATIONAL LLC

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