Who owns the + - × ÷ trademark?

The + - × ÷ trademark is owned by ALEKS Corporation.

What class is the + - × ÷ trademark registered in?

The + - × ÷ trademark is registered in Class 041 (Education & entertainment services).

What is the serial number for + - × ÷?

The USPTO serial number for + - × ÷ is 77236686.

What is the registration number for + - × ÷?

+ - × ÷ is registered under USPTO registration number 3521897.

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Updated Sep 28, 2026·27 searches this week

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USPTO Trademark Record

REGISTERED

+ - × ÷

SN 77236686·Reg 3521897·Filed Jul 23, 2007

Owner ALEKS Corporation

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

+ - × ÷ (Serial No. 77236686), Registration No. 3521897, is a registered US trademark filed on Jul 23, 2007 by ALEKS Corporation. This trademark covers Class 041 (Education & entertainment services).

Section 8/9 declaration window: October 23, 2028

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Mark Intelligence

+ - × ÷ (Reg. #3521897) is a registered US trademark that has been protecting its owner, ALEKS Corporation, since 2007. 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

Jul 23, 2007

SERIAL

77236686

REG#

3521897

REGISTERED

Oct 21, 2008

Filing Information

StatusREGISTERED

Filing DateJul 23, 2007

Serial Number77236686

Registration No.3521897

Registration DateOct 21, 2008

Status DateOct 11, 2018

Published for OppositionMay 20, 2008

Filing Basis & Declarations

Use 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: Sep 24, 2007

First use in commerce: Sep 24, 2007

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

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

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Status History

49 events

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

Jul 21, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 21, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 21, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Dec 11, 2024

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 22, 2023

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 22, 2023

TEAS CHANGE OF OWNER ADDRESS RECEIVED

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

Dec 22, 2023

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 22, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 22, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Sep 01, 2021

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 11, 2021

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Oct 11, 2018

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Oct 11, 2018

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 11, 2018

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Oct 11, 2018

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

TEAS SECTION 8 & 9 RECEIVED

Oct 02, 2018

TEAS SECTION 8 & 9 RECEIVED

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

Oct 21, 2017

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

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Jul 20, 2016

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Oct 30, 2014

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Oct 30, 2014

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

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

Oct 30, 2014

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

TEAS SECTION 8 & 15 RECEIVED

Oct 20, 2014

TEAS SECTION 8 & 15 RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 15, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Oct 08, 2014

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Feb 24, 2014

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Feb 24, 2014

TEAS CHANGE OF OWNER ADDRESS RECEIVED

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 14, 2013

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

REGISTERED-PRINCIPAL REGISTER

Oct 21, 2008

REGISTERED-PRINCIPAL REGISTER

LAW OFFICE REGISTRATION REVIEW COMPLETED

Sep 16, 2008

LAW OFFICE REGISTRATION REVIEW COMPLETED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Sep 11, 2008

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Sep 10, 2008

CASE ASSIGNED TO INTENT TO USE PARALEGAL

STATEMENT OF USE PROCESSING COMPLETE

Sep 10, 2008

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Sep 04, 2008

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Sep 04, 2008

USE AMENDMENT FILED

NOA MAILED - SOU REQUIRED FROM APPLICANT

Aug 12, 2008

NOA MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

May 20, 2008

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Apr 30, 2008

NOTICE OF PUBLICATION

LAW OFFICE PUBLICATION REVIEW COMPLETED

Apr 16, 2008

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 14, 2008

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO LIE

Apr 10, 2008

ASSIGNED TO LIE

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 10, 2008

CORRESPONDENCE RECEIVED IN LAW OFFICE

AMENDMENT FROM APPLICANT ENTERED

Apr 10, 2008

AMENDMENT FROM APPLICANT ENTERED

PAPER RECEIVED

Apr 07, 2008

PAPER RECEIVED

NON-FINAL ACTION WRITTEN

Oct 05, 2007

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Oct 05, 2007

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Oct 05, 2007

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Oct 04, 2007

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE MAILED

Jul 27, 2007

NOTICE OF DESIGN SEARCH CODE MAILED

NEW APPLICATION ENTERED

Jul 26, 2007

NEW APPLICATION ENTERED

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+ - × ÷

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