Who owns the CLASS trademark?

The CLASS trademark is owned by Sielox, LLC.

What class is the CLASS trademark registered in?

The CLASS trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for CLASS?

The USPTO serial number for CLASS is 86607273.

What is the registration number for CLASS?

CLASS is registered under USPTO registration number 4859529.

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CLA

USPTO Trademark Record

REGISTERED

CLASS

SN 86607273·Reg 4859529·Filed Apr 23, 2015

Owner Sielox, LLC

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

CLASS (Serial No. 86607273), Registration No. 4859529, is a registered US trademark filed on Apr 23, 2015 by Sielox, LLC. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: November 26, 2035

Mark Intelligence

CLASS (Reg. #4859529) is a registered US trademark that has been protecting its owner, Sielox, LLC, since 2015. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 1 opposition proceeding during prosecution.

FILED

Apr 23, 2015

SERIAL

86607273

REG#

4859529

REGISTERED

Nov 24, 2015

Filing Information

StatusREGISTERED

Filing DateApr 23, 2015

Serial Number86607273

Registration No.4859529

Registration DateNov 24, 2015

Status DateDec 12, 2025

Published for OppositionSep 08, 2015

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Apr 10, 2013

First use in commerce: Sep 27, 2013

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

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Status History

19 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 12, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Dec 12, 2025

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Dec 12, 2025

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

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

Dec 12, 2025

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

TEAS SECTION 8 & 9 RECEIVED

Sep 02, 2025

TEAS SECTION 8 & 9 RECEIVED

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

Nov 24, 2024

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

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

May 03, 2022

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

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

May 03, 2022

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 27, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Nov 08, 2021

TEAS SECTION 8 & 15 RECEIVED

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

Nov 24, 2020

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

REGISTERED-PRINCIPAL REGISTER

Nov 24, 2015

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Sep 08, 2015

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 08, 2015

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 19, 2015

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Aug 03, 2015

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 03, 2015

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 04, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Apr 27, 2015

NEW APPLICATION ENTERED

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