Who owns the DAYU trademark?

The DAYU trademark is owned by Beijing Dayu Water-Saving Development Co., Ltd..

What class is the DAYU trademark registered in?

The DAYU trademark is registered in Class 017 (Rubber, plastics & insulating materials).

What is the serial number for DAYU?

The USPTO serial number for DAYU is 99404868.

What is the registration number for DAYU?

DAYU is registered under USPTO registration number 8230930.

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Updated Oct 19, 2026·35 searches this week

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DAY

USPTO Trademark Record

REGISTERED

DAYU

SN 99404868·Reg 8230930·Filed Sep 22, 2025

Owner Beijing Dayu Water-Saving Development Co., Ltd.

Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plastics and resins in extruded form for use in manufacture; packing, stopping and insulating materials; flexible pipes, tubes and hoses, not of metal.

DAYU (Serial No. 99404868), Registration No. 8230930, is a registered US trademark filed on Sep 22, 2025 by Beijing Dayu Water-Saving Development Co., Ltd.. This trademark covers Class 017 (Rubber, plastics & insulating materials).

early section 8: April 28, 2032

Mark Intelligence

DAYU (Reg. #8230930) is a registered US trademark that has been protecting its owner, Beijing Dayu Water-Saving Development Co., Ltd., since 2025. The mark covers Class 017 (Rubber, plastics & insulating materials). Goods and services include Unprocessed and semi-processed rubber, gutta-percha, gum, asbestos, mica and substitutes for all these materials; plasti.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 22, 2025

SERIAL

99404868

REG#

8230930

REGISTERED

Apr 28, 2026

Filing Information

StatusREGISTERED

Filing DateSep 22, 2025

Serial Number99404868

Registration No.8230930

Registration DateApr 28, 2026

Status DateApr 28, 2026

Published for OppositionMar 10, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 017Rubber, plastics & insulating materials

US codes: 001, 005, 012, 013, 035, 050

First use anywhere: May 22, 2025

First use in commerce: May 22, 2025

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

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Status History

14 events

REGISTERED-PRINCIPAL REGISTER

Apr 28, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Apr 28, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Mar 10, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 10, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 04, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

EXAMINERS AMENDMENT -WRITTEN

Feb 13, 2026

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 13, 2026

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 13, 2026

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 13, 2026

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 13, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Feb 12, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 09, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 22, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Sep 22, 2025

APPLICATION FILING RECEIPT MAILED

Other Marks by Beijing Dayu Water-Saving Development Co., Ltd.

Additional USPTO filings from the same owner.

DAY

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99404866

Beijing Dayu Water-Saving Development Co., Ltd.

REGISTERED

DAY

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Beijing Dayu Water-Saving Development Co., Ltd.

REGISTERED

DAY

DAYU

99404870

Beijing Dayu Water-Saving Development Co., Ltd.

ABANDONED

AMI

AMIAO

99528872

Beijing Dayu Water-Saving Development Co., Ltd.

ABANDONED

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ONE

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WAY

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DIS

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DAYU

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