Who owns the DUOLINGDAI trademark?

The DUOLINGDAI trademark is owned by Guangzhou Duolingdai Technology Co., Ltd..

What class is the DUOLINGDAI trademark registered in?

The DUOLINGDAI trademark is registered in Class 003 (Non-medicated cosmetics, toiletry preparations & cleaning preparations).

What is the serial number for DUOLINGDAI?

The USPTO serial number for DUOLINGDAI is 98548561.

What is the registration number for DUOLINGDAI?

DUOLINGDAI is registered under USPTO registration number 7694861.

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Updated Nov 7, 2026·26 searches this week

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Section 8 declaration window

February 18, 2031

1563 days remaining

DUO

DUOLINGDAI

REGISTERED

Serial: 98548561
Reg: 7694861
Filed: May 13, 2024
Owner: Guangzhou Duolingdai Technology Co., Ltd.

Non-medicated cosmetics and toiletry preparations; non-medicated dentifrices; perfumes; bleaching preparations and other substances for laundry use; cleaning, polishing and abrasive preparations.

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 003Non-medicated cosmetics, toiletry preparations & cleaning preparations

US codes: 001, 004, 006, 050, 051, 052

Non-medicated cosmetics and toiletry preparations; non-medicated dentifrices; perfumes; bleaching preparations and other substances for laundry use; cleaning, polishing and abrasive preparations.

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

Status History

10 events

REGISTERED-PRINCIPAL REGISTER

Feb 18, 2025

Code R.PR

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Feb 18, 2025

Code NRCC

PUBLISHED FOR OPPOSITION

Dec 31, 2024

Code PUBO

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 31, 2024

Code NPUB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 25, 2024

Code NONP

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 06, 2024

Code CNSA

ASSIGNED TO EXAMINER

Nov 26, 2024

Code DOCK

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Nov 14, 2024

Code NWOS

NOTICE OF DESIGN SEARCH CODE E-MAILED

Nov 14, 2024

Code MDSC

NEW APPLICATION ENTERED

May 14, 2024

Code NWAP

DUOLINGDAI

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