Who owns the YIIDA trademark?

The YIIDA trademark is owned by Chengguang Liu.

What class is the YIIDA trademark registered in?

The YIIDA trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for YIIDA?

The USPTO serial number for YIIDA is 99307903.

What is the registration number for YIIDA?

YIIDA is registered under USPTO registration number 8159837.

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Home Search: YIIDAYIIDA #99307903

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Updated Oct 24, 2026·10 searches this week

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YII

USPTO Trademark Record

REGISTERED

YIIDA

SN 99307903·Reg 8159837·Filed Jul 29, 2025

Owner Chengguang Liu

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

YIIDA (Serial No. 99307903), Registration No. 8159837, is a registered US trademark filed on Jul 29, 2025 by Chengguang Liu. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

early section 8: March 03, 2032

Mark Intelligence

YIIDA (Reg. #8159837) is a registered US trademark that has been protecting its owner, Chengguang Liu, since 2025. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 29, 2025

SERIAL

99307903

REG#

8159837

REGISTERED

Mar 03, 2026

Filing Information

StatusREGISTERED

Filing DateJul 29, 2025

Serial Number99307903

Registration No.8159837

Registration DateMar 03, 2026

Status DateMar 03, 2026

Published for OppositionJan 13, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

First use anywhere: Jul 28, 2025

First use in commerce: Jul 28, 2025

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

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Status History

14 events

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

Sep 08, 2026

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

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Sep 08, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Sep 08, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Sep 08, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

REGISTERED-PRINCIPAL REGISTER

Mar 03, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 03, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jan 13, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jan 13, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jan 07, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Dec 13, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Dec 12, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION ENTERED

Jul 29, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Jul 29, 2025

APPLICATION FILING RECEIPT MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 29, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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