Who owns the OK trademark?

The OK trademark is owned by KORTONS BRAND EYELET COMPANY.

What is the serial number for OK?

The USPTO serial number for OK is 87378552.

What is the registration number for OK?

OK is registered under USPTO registration number 5525732.

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Home Search: OKOK #87378552

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Updated Oct 25, 2026·35 searches this week

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USPTO Trademark Record

REGISTERED

OK

Q: What class is the OK trademark registered in?

The OK trademark is registered in Class 014 (Precious metals, jewelry, clocks & watches), Class 035 (Advertising, business management & retail services).

SN 87378552·Reg 5525732·Filed Mar 20, 2017

Owner KORTONS BRAND EYELET COMPANY

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.; Advertising; business management, organization and administration; office functions.

OK (Serial No. 87378552), Registration No. 5525732, is a registered US trademark filed on Mar 20, 2017 by KORTONS BRAND EYELET COMPANY. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches), Class 035 (Advertising, business management & retail services).

Section 8/9 declaration window: July 24, 2028

Mark Intelligence

OK (Reg. #5525732) is a registered US trademark that has been protecting its owner, KORTONS BRAND EYELET COMPANY, since 2017. The mark covers Class 014 (Precious metals, jewelry, clocks & watches) and Class 035 (Advertising, business management & retail services) respectively. Goods and services include Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.... The mark faced 1 opposition proceeding during prosecution.

FILED

Mar 20, 2017

SERIAL

87378552

REG#

5525732

REGISTERED

Jul 24, 2018

Filing Information

StatusREGISTERED

Filing DateMar 20, 2017

Serial Number87378552

Registration No.5525732

Registration DateJul 24, 2018

Status DateDec 03, 2024

Published for OppositionJan 23, 2018

Filing Basis & Declarations

Use Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 014Precious metals, jewelry, clocks & watches

US codes: 002, 027, 028, 050

First use anywhere: Jan 01, 2018

First use in commerce: Jan 01, 2018

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.

Class 035Advertising, business management & retail services

US codes: 100, 101, 102

First use anywhere: Jan 01, 2018

First use in commerce: Jan 01, 2018

Advertising; business management, organization and administration; office functions.

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

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Status History

37 events

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

Dec 03, 2024

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

REGISTERED - SEC. 8 (6-YR) ACCEPTED

Dec 03, 2024

REGISTERED - SEC. 8 (6-YR) ACCEPTED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Dec 03, 2024

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Mar 22, 2024

TEAS SECTION 8 RECEIVED

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

Jul 24, 2023

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

NEW CERTIFICATE UNDER SECTION 7 - PROCESSED

Sep 12, 2019

NEW CERTIFICATE UNDER SECTION 7 - PROCESSED

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Sep 09, 2019

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 7 REQUEST RECEIVED

Aug 23, 2019

TEAS SECTION 7 REQUEST RECEIVED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 23, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 23, 2019

TEAS CHANGE OF CORRESPONDENCE RECEIVED

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

Jul 24, 2019

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Jul 24, 2018

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Jun 19, 2018

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Jun 18, 2018

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

STATEMENT OF USE PROCESSING COMPLETE

May 24, 2018

STATEMENT OF USE PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

May 21, 2018

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS STATEMENT OF USE RECEIVED

Apr 30, 2018

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Apr 30, 2018

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Mar 20, 2018

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 23, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

Jan 23, 2018

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 03, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Dec 19, 2017

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINERS AMENDMENT E-MAILED

Dec 19, 2017

EXAMINERS AMENDMENT E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Dec 19, 2017

EXAMINERS AMENDMENT -WRITTEN

EXAMINER'S AMENDMENT ENTERED

Dec 19, 2017

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 19, 2017

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS/EMAIL CORRESPONDENCE ENTERED

Dec 17, 2017

TEAS/EMAIL CORRESPONDENCE ENTERED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Dec 17, 2017

CORRESPONDENCE RECEIVED IN LAW OFFICE

ASSIGNED TO LIE

Dec 06, 2017

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Nov 28, 2017

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Jun 12, 2017

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Jun 12, 2017

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Jun 12, 2017

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Jun 07, 2017

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Mar 24, 2017

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Mar 23, 2017

NEW APPLICATION ENTERED

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