Who owns the CELLENKOS trademark?

The CELLENKOS trademark is owned by Cellenkos, Inc..

What class is the CELLENKOS trademark registered in?

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

What is the serial number for CELLENKOS?

The USPTO serial number for CELLENKOS is 87581177.

What is the registration number for CELLENKOS?

CELLENKOS is registered under USPTO registration number 5499487.

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CEL

USPTO Trademark Record

REGISTERED

CELLENKOS

SN 87581177·Reg 5499487·Filed Aug 23, 2017

Owner Cellenkos, Inc.

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.

CELLENKOS (Serial No. 87581177), Registration No. 5499487, is a registered US trademark filed on Aug 23, 2017 by Cellenkos, Inc.. This trademark covers Class 042 (Scientific, technology & SaaS services).

Section 8/9 declaration window: June 19, 2028

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Mark Intelligence

CELLENKOS (Reg. #5499487) is a registered US trademark that has been protecting its owner, Cellenkos, Inc., since 2017. 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

Aug 23, 2017

SERIAL

87581177

REG#

5499487

REGISTERED

Jun 19, 2018

Filing Information

StatusREGISTERED

Filing DateAug 23, 2017

Serial Number87581177

Registration No.5499487

Registration DateJun 19, 2018

Status DateNov 21, 2024

Published for OppositionJan 09, 2018

Filing Basis & Declarations

Standard Characters ClaimedUse Application CurrentlySection 8 AcceptedSection 15 Acknowledged

International Filings

Madrid Protocol1 filings

This mark has 1 Madrid Protocol filing on record with the USPTO.

1398096

480Jan 19, 2018

Source: USPTO Madrid International Filing Requests

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Aug 31, 2017

First use in commerce: Aug 31, 2017

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

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Status History

23 events

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

Jul 28, 2025

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 28, 2025

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 28, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Nov 21, 2024

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

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

Nov 21, 2024

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 20, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Jun 06, 2024

TEAS SECTION 8 & 15 RECEIVED

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

Jun 19, 2023

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

REGISTERED-PRINCIPAL REGISTER

Jun 19, 2018

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

May 18, 2018

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

May 17, 2018

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

CASE ASSIGNED TO INTENT TO USE PARALEGAL

May 01, 2018

CASE ASSIGNED TO INTENT TO USE PARALEGAL

STATEMENT OF USE PROCESSING COMPLETE

May 01, 2018

STATEMENT OF USE PROCESSING COMPLETE

USE AMENDMENT FILED

Apr 11, 2018

USE AMENDMENT FILED

TEAS STATEMENT OF USE RECEIVED

Apr 11, 2018

TEAS STATEMENT OF USE RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 06, 2018

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Jan 09, 2018

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 09, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 20, 2017

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 29, 2017

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Nov 28, 2017

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 29, 2017

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 26, 2017

NEW APPLICATION ENTERED

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