Who owns the DUET trademark?

The DUET trademark is owned by Bath Authority LLC.

What class is the DUET trademark registered in?

The DUET trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for DUET?

The USPTO serial number for DUET is 87893550.

What is the registration number for DUET?

DUET is registered under USPTO registration number 5580885.

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Section 8/9 declaration window

October 09, 2028

708 days remaining

DUE

DUET

REGISTERED

Serial: 87893550
Reg: 5580885
Filed: Apr 25, 2018
Owner: Bath Authority LLC

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

What to file next

Section 9 renewal, filed with a Section 8 declaration

When: Due between the ninth and tenth anniversary of registration, then before each tenth anniversary after that.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed renewal cancels the registration, and there is no revival route for it.

How Section 9 renewal works

General information about USPTO practice, not legal advice. The register is the authority, and a filing that has not yet posted can change what is owed.

Full Goods & Services

Class 011Lighting, heating, cooling & sanitary apparatus

US codes: 013, 021, 023, 031, 034

First use anywhere: Apr 18, 2011

First use in commerce: Apr 18, 2011

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

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

Status History

20 events

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 21, 2025

Code ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Aug 14, 2025

Code ASCK

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

May 21, 2025

Code ASCK

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

Feb 13, 2025

Code NA85

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Feb 13, 2025

Code APRE

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

Feb 13, 2025

Code C15A

TEAS SECTION 8 & 15 RECEIVED

Oct 06, 2024

Code E815

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Nov 20, 2023

Code ARAA

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

Nov 20, 2023

Code REAP

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Nov 20, 2023

Code TCCA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Nov 20, 2023

Code EWAF

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

Oct 09, 2023

Code REM1

REGISTERED-PRINCIPAL REGISTER

Oct 09, 2018

Code R.PR

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jul 24, 2018

Code NPUB

PUBLISHED FOR OPPOSITION

Jul 24, 2018

Code PUBO

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jul 04, 2018

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Jun 15, 2018

Code CNSA

ASSIGNED TO EXAMINER

Jun 08, 2018

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

May 04, 2018

Code NWOS

NEW APPLICATION ENTERED

Apr 28, 2018

Code NWAP

DUET

What to file next

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