Who owns the FSI trademark?

The FSI trademark is owned by Filter Services Inc., LLC.

What class is the FSI trademark registered in?

The FSI trademark is registered in Class 037 (Construction, installation & repair services).

What is the serial number for FSI?

The USPTO serial number for FSI is 90239922.

What is the registration number for FSI?

FSI is registered under USPTO registration number 6402053.

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FSI

USPTO Trademark Record

REGISTERED

FSI

SN 90239922·Reg 6402053·Filed Oct 07, 2020

Owner Filter Services Inc., LLC

Construction services; installation and repair services; mining extraction, oil and gas drilling.

FSI (Serial No. 90239922), Registration No. 6402053, is a registered US trademark filed on Oct 07, 2020 by Filter Services Inc., LLC. This trademark covers Class 037 (Construction, installation & repair services).

Section 8/9 declaration window: June 30, 2031

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Full conflict analysis for FSI (SN 90239922) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

FSI (Reg. #6402053) is a registered US trademark that has been protecting its owner, Filter Services Inc., LLC, since 2020. The mark covers Class 037 (Construction, installation & repair services). Goods and services include Construction services; installation and repair services; mining extraction, oil and gas drilling.. The mark faced 1 opposition proceeding during prosecution.

FILED

Oct 07, 2020

SERIAL

90239922

REG#

6402053

REGISTERED

Jun 29, 2021

Filing Information

StatusREGISTERED

Filing DateOct 07, 2020

Serial Number90239922

Registration No.6402053

Registration DateJun 29, 2021

Status DateJun 29, 2021

Published for OppositionApr 13, 2021

Filing Basis & Declarations

Filed as Use ApplicationUse Application Currently

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 037Construction, installation & repair services

US codes: 100, 103, 106

First use anywhere: Jul 10, 1985

First use in commerce: Jun 01, 2001

Construction services; installation and repair services; mining extraction, oil and gas drilling.

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

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Status History

11 events

TEAS SECTION 8 RECEIVED

Jul 14, 2026

TEAS SECTION 8 RECEIVED

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

Jun 29, 2026

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

REGISTERED-PRINCIPAL REGISTER

Jun 29, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Apr 13, 2021

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Apr 13, 2021

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 24, 2021

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Mar 09, 2021

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Mar 06, 2021

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Nov 26, 2020

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 25, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Oct 10, 2020

NEW APPLICATION ENTERED

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