Who owns the SIY trademark?

The SIY trademark is owned by Yin Zhou.

What is the serial number for SIY?

The USPTO serial number for SIY is 99359515.

What is the registration number for SIY?

SIY is registered under USPTO registration number 8194887.

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Updated Oct 3, 2026·16 searches this week

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SIY

USPTO Trademark Record

REGISTERED

SIY

Q: What class is the SIY trademark registered in?

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

SN 99359515·Reg 8194887·Filed Aug 26, 2025

Owner Yin Zhou

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

SIY (Serial No. 99359515), Registration No. 8194887, is a registered US trademark filed on Aug 26, 2025 by Yin Zhou. This trademark covers Class 003 (Non-medicated cosmetics, toiletry preparations & cleaning preparations).

early section 8: March 31, 2032

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Mark Intelligence

SIY (Reg. #8194887) is a registered US trademark that has been protecting its owner, Yin Zhou, since 2025. The mark covers Class 003 (Non-medicated cosmetics, toiletry preparations & cleaning preparations). Goods and services include Non-medicated cosmetics and toiletry preparations; non-medicated dentifrices; perfumes; bleaching preparations and other.... The mark faced 1 opposition proceeding during prosecution.

FILED

Aug 26, 2025

SERIAL

99359515

REG#

8194887

REGISTERED

Mar 31, 2026

Filing Information

StatusREGISTERED

Filing DateAug 26, 2025

Serial Number99359515

Registration No.8194887

Registration DateMar 31, 2026

Status DateMar 31, 2026

Published for OppositionFeb 10, 2026

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 003Non-medicated cosmetics, toiletry preparations & cleaning preparations

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

First use anywhere: Aug 20, 2025

First use in commerce: Aug 20, 2025

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.