Who owns the F4GO trademark?

The F4GO trademark is owned by Zhang Yongtai.

What class is the F4GO trademark registered in?

The F4GO trademark is registered in Class 015 (Musical instruments & accessories).

What is the serial number for F4GO?

The USPTO serial number for F4GO is 88928242.

What is the registration number for F4GO?

F4GO is registered under USPTO registration number 6211090.

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Updated Nov 8, 2026·38 searches this week

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December 01, 2026

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F4G

F4GO

REGISTERED

Serial: 88928242
Reg: 6211090
Filed: May 21, 2020
Owner: Zhang Yongtai

Musical instruments; music stands and stands for musical instruments; conductors' batons.

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 015Musical instruments & accessories

US codes: 002, 021, 036

First use anywhere: May 11, 2020

First use in commerce: May 11, 2020

Musical instruments; music stands and stands for musical instruments; conductors' batons.

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

Status History

15 events

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

Dec 01, 2025

Code REM1

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Dec 18, 2024

Code WOAR

WITHDRAWAL OF ATTORNEY GRANTED

Dec 18, 2024

Code WOAG

REGISTERED-PRINCIPAL REGISTER

Dec 01, 2020

Code R.PR

PUBLISHED FOR OPPOSITION

Sep 15, 2020

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Sep 15, 2020

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Aug 26, 2020

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Aug 12, 2020

Code CNSA

EXAMINERS AMENDMENT -WRITTEN

Aug 11, 2020

Code CNEA

EXAMINERS AMENDMENT E-MAILED

Aug 11, 2020

Code GNEA

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Aug 11, 2020

Code GNEN

EXAMINER'S AMENDMENT ENTERED

Aug 11, 2020

Code XAEC

ASSIGNED TO EXAMINER

Aug 04, 2020

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jun 08, 2020

Code NWOS

NEW APPLICATION ENTERED

May 25, 2020

Code NWAP

F4GO

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