Who owns the EFOS trademark?

The EFOS trademark is owned by Chen, Jiatai.

What class is the EFOS trademark registered in?

The EFOS trademark is registered in Class 034 (Tobacco, smokers' articles & e-cigarettes).

What is the serial number for EFOS?

The USPTO serial number for EFOS is 87668745.

What is the registration number for EFOS?

EFOS is registered under USPTO registration number 5542691.

Sealvo

Home Search: EFOSEFOS #87668745

Back

Updated Sep 27, 2026·15 searches this week

View on USPTO TSDR Find similar marks

EFO

USPTO Trademark Record

REGISTERED

EFOS

SN 87668745·Reg 5542691·Filed Nov 01, 2017

Owner Chen, Jiatai

Tobacco and tobacco substitutes; cigarettes and cigars; electronic cigarettes and oral vaporizers for smokers; smokers' articles; matches.

EFOS (Serial No. 87668745), Registration No. 5542691, is a registered US trademark filed on Nov 01, 2017 by Chen, Jiatai. This trademark covers Class 034 (Tobacco, smokers' articles & e-cigarettes).

Section 8/9 declaration window: August 14, 2028

Conflict Analysis

Full conflict analysis for EFOS (SN 87668745) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

EFOS (Reg. #5542691) is a registered US trademark that has been protecting its owner, Chen, Jiatai, since 2017. The mark covers Class 034 (Tobacco, smokers' articles & e-cigarettes). Goods and services include Tobacco and tobacco substitutes; cigarettes and cigars; electronic cigarettes and oral vaporizers for smokers; smokers' .... The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 01, 2017

SERIAL

87668745

REG#

5542691

REGISTERED

Aug 14, 2018

Filing Information

StatusREGISTERED

Filing DateNov 01, 2017

Serial Number87668745

Registration No.5542691

Registration DateAug 14, 2018

Status DateDec 12, 2024

Published for OppositionMar 20, 2018

Filing Basis & Declarations

Use Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 034Tobacco, smokers' articles & e-cigarettes

US codes: 002, 008, 009, 017

First use anywhere: Apr 01, 2018

First use in commerce: Apr 01, 2018

Tobacco and tobacco substitutes; cigarettes and cigars; electronic cigarettes and oral vaporizers for smokers; smokers' articles; matches.

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

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

20 events

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Dec 12, 2024

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Dec 12, 2024

REGISTERED - SEC. 8 (6-YR) ACCEPTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 12, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Mar 27, 2024

TEAS SECTION 8 RECEIVED

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

Aug 14, 2023

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

REGISTERED-PRINCIPAL REGISTER

Aug 14, 2018

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jul 10, 2018

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jul 09, 2018

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Jun 21, 2018

CASE ASSIGNED TO INTENT TO USE PARALEGAL

STATEMENT OF USE PROCESSING COMPLETE

Jun 21, 2018

STATEMENT OF USE PROCESSING COMPLETE

USE AMENDMENT FILED

Jun 03, 2018

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Jun 03, 2018

TEAS STATEMENT OF USE RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 15, 2018

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 20, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Mar 20, 2018

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 28, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 13, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Feb 12, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 11, 2017

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Nov 04, 2017

NEW APPLICATION ENTERED

Other Marks by Chen, Jiatai

Additional USPTO filings from the same owner.

SHI

SHIQUN

97235904

Chen, Jiatai

REGISTERED

MAY

MAYWAY

87275902

CHEN JIATAI

ABANDONED

MAY

MAYWAY

86890702

CHEN, JIATAI

ABANDONED

Other Marks by Nazly Aileen Bayramoglu

Additional USPTO filings handled by the same attorney of record.

SOV

SOVI

99611800

REGISTERED

ARX

ARXUS

98719937

REGISTERED

ARX

ARXUS

98720057

REGISTERED

CHE

CHEF NAK

98794980

REGISTERED

EFOS

Run a conflict check

Other Marks by Chen, Jiatai

Other Marks by Nazly Aileen Bayramoglu

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company