Who owns the MARK TWAIN PROJECT trademark?

The MARK TWAIN PROJECT trademark is owned by Regents of the University of California, The.

What class is the MARK TWAIN PROJECT trademark registered in?

The MARK TWAIN PROJECT trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for MARK TWAIN PROJECT?

The USPTO serial number for MARK TWAIN PROJECT is 77429991.

What is the registration number for MARK TWAIN PROJECT?

MARK TWAIN PROJECT is registered under USPTO registration number 3556470.

Sealvo

Home Search: MARK TWAIN PROJECTMARK TWAIN PROJECT #77429991

Back

Updated Sep 27, 2026·36 searches this week

View on USPTO TSDR Find similar marks

MAR

USPTO Trademark Record

REGISTERED

MARK TWAIN PROJECT

SN 77429991·Reg 3556470·Filed Mar 24, 2008

Owner Regents of the University of California, The

Education; providing of training; entertainment; sporting and cultural activities.

MARK TWAIN PROJECT (Serial No. 77429991), Registration No. 3556470, is a registered US trademark filed on Mar 24, 2008 by Regents of the University of California, The. This trademark covers Class 041 (Education & entertainment services).

Section 8/9 declaration window: January 08, 2029

Conflict Analysis

Full conflict analysis for MARK TWAIN PROJECT (SN 77429991) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

MARK TWAIN PROJECT (Reg. #3556470) is a registered US trademark that has been protecting its owner, Regents of the University of California, The, since 2008. The mark covers Class 041 (Education & entertainment services). Goods and services include Education; providing of training; entertainment; sporting and cultural activities.. The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 24, 2008

SERIAL

77429991

REG#

3556470

REGISTERED

Jan 06, 2009

Filing Information

StatusREGISTERED

Filing DateMar 24, 2008

Serial Number77429991

Registration No.3556470

Registration DateJan 06, 2009

Status DateAug 03, 2019

Published for OppositionOct 21, 2008

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Jan 01, 1981

First use in commerce: Jan 01, 1981

Education; providing of training; entertainment; sporting and cultural activities.

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

34 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Mar 18, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Mar 18, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

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

Mar 18, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 18, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 18, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Aug 04, 2019

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Aug 03, 2019

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Aug 03, 2019

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Aug 03, 2019

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Jul 08, 2019

TEAS SECTION 8 & 9 RECEIVED

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

Jan 06, 2018

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 09, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

May 09, 2014

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

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

May 09, 2014

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

TEAS SECTION 8 & 15 RECEIVED

Apr 22, 2014

TEAS SECTION 8 & 15 RECEIVED

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

Apr 22, 2014

REGISTERED - SEC. 8 (6-YR) & SEC. 15 FILED

REGISTERED-PRINCIPAL REGISTER

Jan 06, 2009

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Oct 21, 2008

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Oct 01, 2008

NOTICE OF PUBLICATION

ASSIGNED TO LIE

Sep 16, 2008

ASSIGNED TO LIE

LAW OFFICE PUBLICATION REVIEW COMPLETED

Sep 16, 2008

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Sep 08, 2008

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Sep 05, 2008

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Sep 05, 2008

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Sep 05, 2008

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Sep 05, 2008

EXAMINER'S AMENDMENT ENTERED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 04, 2008

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 04, 2008

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 04, 2008

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO EXAMINER

Jun 24, 2008

ASSIGNED TO EXAMINER

NON-FINAL ACTION WRITTEN

Jun 24, 2008

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 24, 2008

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 24, 2008

NOTIFICATION OF NON-FINAL ACTION E-MAILED

NEW APPLICATION ENTERED

Mar 27, 2008

NEW APPLICATION ENTERED

Other Marks by Regents of the University of California, The

Additional USPTO filings from the same owner.

ONL

ONLAW

76601194

Regents of the University of California, The

REGISTERED

CAM

CAMP OSKI

99147729

REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE

REGISTERED

LAI

LAIR OF THE BEAR

99140610

REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE

REGISTERED

EYE

EYEVOCAB

87757268

REGENTS OF THE UNIVERSITY OF CALIFORNIA, THE

REGISTERED

Other Marks in Class 041 — Education & entertainment services

Recently filed and registered marks in the same international class.

MAR

MARK TWAIN TONIGHT!

98368981

Joyce Cohen, Trustee of the Mark Twain Tonight Trust

REGISTERED

MAR

MARK TWAIN CASINO

86172464

AFFINITY INTERACTIVE

REGISTERED

TWA

TWAIN

79366604

Twain Technology GmbH

REGISTERED

TTW

T TWAIN

79366625

Twain Technology GmbH

REGISTERED

Other Marks by Barbara L. Friedman

Additional USPTO filings handled by the same attorney of record.

WOR

· WORLD WILDLIFE · HERITAGE MUSEUM · CONSERVATION · EDUCATION

97931545

REGISTERED

LOG

LogoMark

99363181

REGISTERED

LOG

LogoMark

88646175

REGISTERED

BAL

BALTIMORE SPEAKERS SERIES

88815052

REGISTERED

MARK TWAIN PROJECT

Run a conflict check

Other Marks by Regents of the University of California, The

Other Marks in Class 041 — Education & entertainment services

Other Marks by Barbara L. Friedman

Get pre-filing clearance

Search 15M+ trademarks

Resources

Company