Who owns the MUFMUF trademark?

The MUFMUF trademark is owned by Henan Ruicai Optoelectronics Technology Co.,Ltd..

What class is the MUFMUF trademark registered in?

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

What is the serial number for MUFMUF?

The USPTO serial number for MUFMUF is 90328978.

What is the registration number for MUFMUF?

MUFMUF is registered under USPTO registration number 6461814.

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Section 8 declaration window

August 24, 2027

290 days remaining

MUF

MUFMUF

REGISTERED

Serial: 90328978
Reg: 6461814
Filed: Nov 19, 2020
Owner: Henan Ruicai Optoelectronics Technology 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 19, 2020

First use in commerce: Oct 19, 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

17 events

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

Aug 24, 2026

Code REM1

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

Apr 15, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Apr 15, 2022

Code ARAA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Apr 15, 2022

Code EWAF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 15, 2022

Code TCCA

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

Mar 14, 2022

Code REAP

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Mar 14, 2022

Code ARAA

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Mar 14, 2022

Code EWAF

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Mar 14, 2022

Code TCCA

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

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

MUFMUF

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