Who owns the AUDEFU trademark?

The AUDEFU trademark is owned by Zhongshan Longcheng Electronics Co.,Ltd.

What class is the AUDEFU trademark registered in?

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

What is the serial number for AUDEFU?

The USPTO serial number for AUDEFU is 90328876.

What is the registration number for AUDEFU?

AUDEFU is registered under USPTO registration number 6461793.

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Updated Nov 5, 2026·39 searches this week

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Section 8 declaration window

August 24, 2027

292 days remaining

AUD

AUDEFU

REGISTERED

Serial: 90328876
Reg: 6461793
Filed: Nov 19, 2020
Owner: Zhongshan Longcheng Electronics Co.,Ltd

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

What to file next

Section 8 declaration of continued use

When: Due between the fifth and sixth anniversary of registration.
Extensions and grace: A six-month grace period follows, with an added per-class fee.
If it is missed: A missed Section 8 cancels the registration, and there is no revival route for it.

How the Section 8 deadline 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, 024, 031, 034

First use anywhere: Oct 01, 2020

First use in commerce: Oct 01, 2020

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

13 events

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

Aug 24, 2026

Code REM1

REGISTERED-PRINCIPAL REGISTER

Aug 24, 2021

Code R.PR

PUBLISHED FOR OPPOSITION

Jun 08, 2021

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 08, 2021

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 19, 2021

Code NONP

EXAMINERS AMENDMENT -WRITTEN

May 04, 2021

Code CNEA

EXAMINERS AMENDMENT E-MAILED

May 04, 2021

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

May 04, 2021

Code GNEN

EXAMINER'S AMENDMENT ENTERED

May 04, 2021

Code XAEC

APPROVED FOR PUB - PRINCIPAL REGISTER

May 04, 2021

Code CNSA

ASSIGNED TO EXAMINER

May 03, 2021

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 23, 2021

Code NWOS

NEW APPLICATION ENTERED

Nov 23, 2020

Code NWAP

AUDEFU

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