Who owns the RZK trademark?

The RZK trademark is owned by Lan Zhishan.

What is the serial number for RZK?

The USPTO serial number for RZK is 99630449.

What is the registration number for RZK?

RZK is registered under USPTO registration number 8410257.

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Updated Oct 6, 2026·8 searches this week

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RZK

USPTO Trademark Record

REGISTERED

RZK

Q: What class is the RZK trademark registered in?

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

SN 99630449·Reg 8410257·Filed Feb 03, 2026

Owner Lan Zhishan

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

RZK (Serial No. 99630449), Registration No. 8410257, is a registered US trademark filed on Feb 03, 2026 by Lan Zhishan. This trademark covers Class 003 (Non-medicated cosmetics, toiletry preparations & cleaning preparations).

early section 8: August 25, 2032

Mark Intelligence

RZK (Reg. #8410257) is a registered US trademark that has been protecting its owner, Lan Zhishan, since 2026. 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

Feb 03, 2026

SERIAL

99630449

REG#

8410257

REGISTERED

Aug 25, 2026

Filing Information

StatusREGISTERED

Filing DateFeb 03, 2026

Serial Number99630449

Registration No.8410257

Registration DateAug 25, 2026

Status DateAug 25, 2026

Published for OppositionJul 07, 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: Jul 06, 2025

First use in commerce: Jul 06, 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.