Who owns the PROTEUS trademark?

The PROTEUS trademark is owned by Tuanfang, Liu.

What class is the PROTEUS trademark registered in?

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

What is the serial number for PROTEUS?

The USPTO serial number for PROTEUS is 86687948.

What is the registration number for PROTEUS?

PROTEUS is registered under USPTO registration number 4949633.

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Updated Oct 8, 2026·9 searches this week

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USPTO Trademark Record

REGISTERED

PROTEUS

SN 86687948·Reg 4949633·Filed Jul 09, 2015

Owner Tuanfang, Liu

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

PROTEUS (Serial No. 86687948), Registration No. 4949633, is a registered US trademark filed on Jul 09, 2015 by Tuanfang, Liu. This trademark covers Class 034 (Tobacco, smokers' articles & e-cigarettes).

Section 8/9 declaration window: May 05, 2036

Mark Intelligence

PROTEUS (Reg. #4949633) is a registered US trademark that has been protecting its owner, Tuanfang, Liu, since 2015. 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

Jul 09, 2015

SERIAL

86687948

REG#

4949633

REGISTERED

May 03, 2016

Filing Information

StatusREGISTERED

Filing DateJul 09, 2015

Serial Number86687948

Registration No.4949633

Registration DateMay 03, 2016

Status DateFeb 11, 2026

Published for OppositionFeb 16, 2016

Filing Basis & Declarations

Filed as Use ApplicationUse 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: Nov 11, 2014

First use in commerce: Nov 11, 2014

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.

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Status History

36 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 11, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Feb 11, 2026

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Feb 11, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Feb 11, 2026

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

TEAS SECTION 8 & 9 RECEIVED

Nov 10, 2025

TEAS SECTION 8 & 9 RECEIVED

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

May 03, 2025

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

AMENDMENT CORRESPONDENCE ENTERED

Jan 12, 2024

AMENDMENT CORRESPONDENCE ENTERED

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Dec 08, 2022

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Dec 08, 2022

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 05, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Jun 16, 2022

TEAS SECTION 8 RECEIVED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jun 14, 2022

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Jun 14, 2022

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jun 14, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jun 14, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jun 14, 2022

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

May 03, 2021

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

REGISTERED-PRINCIPAL REGISTER

May 03, 2016

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Feb 16, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 16, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 27, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Jan 13, 2016

LAW OFFICE PUBLICATION REVIEW COMPLETED

ASSIGNED TO LIE

Jan 04, 2016

ASSIGNED TO LIE

Dec 28, 2015

ASSIGNED TO LIE

Dec 15, 2015

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 04, 2015

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 04, 2015

TEAS/EMAIL CORRESPONDENCE ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 04, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Nov 30, 2015

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 08, 2015

TEAS RESPONSE TO OFFICE ACTION RECEIVED

ASSIGNED TO EXAMINER

Oct 20, 2015

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Oct 20, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 20, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 20, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION ENTERED

Jul 13, 2015

NEW APPLICATION ENTERED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 13, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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