Who owns the STKO trademark?

The STKO trademark is owned by O'BRIEN ASSET MANAGEMENT, LLC.

What class is the STKO trademark registered in?

The STKO trademark is registered in Class 019 (Non-metallic building materials).

What is the serial number for STKO?

The USPTO serial number for STKO is 74555134.

What is the registration number for STKO?

STKO is registered under USPTO registration number 1907370.

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STK

USPTO Trademark Record

REGISTERED

STKO

SN 74555134·Reg 1907370·Filed Jul 29, 1994

Owner O'BRIEN ASSET MANAGEMENT, LLC

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

STKO (Serial No. 74555134), Registration No. 1907370, is a registered US trademark filed on Jul 29, 1994 by O'BRIEN ASSET MANAGEMENT, LLC. This trademark covers Class 019 (Non-metallic building materials).

Section 8/9 declaration window: July 25, 2035

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Mark Intelligence

STKO (Reg. #1907370) is a registered US trademark that has been protecting its owner, O'BRIEN ASSET MANAGEMENT, LLC, since 1994. The mark covers Class 019 (Non-metallic building materials). Goods and services include Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 29, 1994

SERIAL

74555134

REG#

1907370

REGISTERED

Jul 25, 1995

Filing Information

StatusREGISTERED

Filing DateJul 29, 1994

Serial Number74555134

Registration No.1907370

Registration DateJul 25, 1995

Status DateNov 04, 2025

Published for OppositionMay 02, 1995

Filing Basis & Declarations

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

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 019Non-metallic building materials

US codes: 012

First use anywhere: Feb 03, 1994

First use in commerce: Feb 03, 1994

Materials, not of metal, for building and construction; rigid pipes, not of metal, for building; asphalt, pitch, tar and bitumen; transportable buildings, not of metal; monuments, not of metal.

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

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Status History

25 events

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

Nov 04, 2025

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

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

Nov 04, 2025

REGISTERED AND RENEWED (THIRD RENEWAL - 10 YRS)

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

Nov 04, 2025

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 03, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 9 RECEIVED

Jul 16, 2025

TEAS SECTION 8 & 9 RECEIVED

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

Jul 25, 2024

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Mar 05, 2015

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

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

Mar 05, 2015

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

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

Mar 05, 2015

REGISTERED AND RENEWED (SECOND RENEWAL - 10 YRS)

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

Mar 05, 2015

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

TEAS SECTION 8 & 9 RECEIVED

Feb 19, 2015

TEAS SECTION 8 & 9 RECEIVED

CASE FILE IN TICRS

Jun 28, 2007

CASE FILE IN TICRS

ASSIGNED TO PARALEGAL

Jan 19, 2006

ASSIGNED TO PARALEGAL

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

Jan 19, 2006

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

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jan 19, 2006

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

TEAS SECTION 8 & 9 RECEIVED

Jul 18, 2005

TEAS SECTION 8 & 9 RECEIVED

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

Jul 18, 2005

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

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

Jul 18, 2005

REGISTERED - COMBINED SECTION 8 (10-YR) & SEC. 9 FILED

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

Mar 09, 2001

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

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

Nov 02, 2000

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

REGISTERED-PRINCIPAL REGISTER

Jul 25, 1995

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

May 02, 1995

PUBLISHED FOR OPPOSITION

NOTICE OF PUBLICATION

Mar 31, 1995

NOTICE OF PUBLICATION

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 30, 1994

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 23, 1994

ASSIGNED TO EXAMINER

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