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Official data from USPTO

GUARDIAN

Did you know this trademark is already registered in United States?

Before investing in name, identity, and promotion, validate collision risk and registration strategy to avoid wasting time and budget.

Active USPTO registrationType: CombinedOffice: US

Quick snapshot

GUARDIAN

ST13

US500000090071249

Class

11

Filing

90071249

Registration

6282487

Risk and opportunity diagnosis

Executive reading for naming, filing, and monitoring decisions.

Attention: there is active risk

USPTO status

Active USPTO registration

Case type

Application and registration

Recorded events

17

Latest update

03/03/2026

Classification

Registered

Trademark type

Combined

Nice classes

11

Filing date

07/24/2020

Registration date

03/02/2021

Expiration date

-

Recommended action

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Next step

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Complete case details

Structured fields from the responsible authority and the official record.

Status date

03/02/2021

Last transaction

03/03/2026

Responsible office

United States Patent and Trademark Office

Status code

700

Official register

Principal Register

First use anywhere

12/12/2011

First use in commerce

12/12/2011

Drawing code

5

Owner type

99

Owner location

SINGAPORE, SG

Examiner

STRUCK, ROBERT J

Law office

L90

Current location

TMEG LAW OFFICE 109

Holders and representatives

Holders

BHT SERVICES PTE. LTD.
ECOSYS PTE. LTD.

Representatives

JOE MCKINNEY MUNCY MUNCY, GEISSLER, OLDS & LOWE, P.C.

Technical classification

Nice Classes

Class 11

Vienna Codes

No Vienna codes available.

Goods and services

Class 11

Gas scrubbing apparatus; Gas scrubbing installations; Heating apparatus for solidliquid or gaseous fuels; Ignition systems comprised of a gas supply tube with a nozzle and an electrical igniter to create a flame at the nozzle for industrial applicationsfor igniting waste gases being discharged from industrial stacks and for igniting gas-fired boilers; Regulating accessories for gas pipes and lines; Thermal oxidizers for industrial air pollution control; Thermal oxidizers for industrial air pollution control of effluent gases from semiconductor manufacturing operations; Gas scrubbers; Industrial scrubbers for removing particulate matter from the air during industrial processinggas purifiersgas scrubberswetdrythermalcombustionplasma and catalytic chambers for the treatment of gaseous and liquid effluents from manufacturing processes; Regenerative thermal oxidizer used to destroy airborne volatile organic compoundsairborne toxinsodors and other air pollutants from industrial operations

Publications

History of USPTO decisions and trademark events.

17 publications found

REM1

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

03/02/2026

ASGN

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

10/04/2023

TCCA

TEAS CHANGE OF CORRESPONDENCE RECEIVED

01/03/2023

ECDR

TEAS CHANGE OF DOMESTIC REPRESENTATIVES ADDRESS

01/03/2023

ARAA

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

01/03/2023

REAP

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

01/03/2023

COC.

CORRECTION UNDER SECTION 7 - PROCESSED

10/05/2021

APRE

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

10/05/2021

ES7R

TEAS SECTION 7 REQUEST RECEIVED

05/06/2021

R.PR

REGISTERED-PRINCIPAL REGISTER

03/02/2021

NPUB

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

12/15/2020

PUBO

PUBLISHED FOR OPPOSITION

12/15/2020

NONP

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

11/25/2020

CNSA

APPROVED FOR PUB - PRINCIPAL REGISTER

11/09/2020

DOCK

ASSIGNED TO EXAMINER

11/09/2020

NWOS

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

08/20/2020

NWAP

NEW APPLICATION ENTERED

07/28/2020

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