Who owns the MAINCHECK trademark?

The MAINCHECK trademark is owned by Haiyin Lu.

What class is the MAINCHECK trademark registered in?

The MAINCHECK trademark is registered in Class 018 (Leather goods, bags & accessories).

What is the serial number for MAINCHECK?

The USPTO serial number for MAINCHECK is 99643385.

What is the registration number for MAINCHECK?

MAINCHECK is registered under USPTO registration number 0.

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Updated Oct 4, 2026·37 searches this week

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USPTO Trademark Record

PENDING

MAINCHECK

SN 99643385·Reg 0·Filed Feb 09, 2026

Owner Haiyin Lu

Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking sticks; whips, harness and saddlery; collars, leashes and clothing for animals.

MAINCHECK (Serial No. 99643385), Registration No. 0, is a pending US trademark filed on Feb 09, 2026 by Haiyin Lu. This trademark covers Class 018 (Leather goods, bags & accessories).

Mark Intelligence

MAINCHECK (Reg. #0) is a pending US trademark that was filed in 2026 and is currently under USPTO examination. The mark covers Class 018 (Leather goods, bags & accessories). Goods and services include Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking st.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 09, 2026

SERIAL

99643385

REG#

Filing Information

StatusPENDING

Filing DateFeb 09, 2026

Serial Number99643385

Registration No.0

Status DateJul 07, 2026

Published for OppositionJul 07, 2026

Mark TypeStandard characters

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 018Leather goods, bags & accessories

US codes: 001, 002, 003, 022, 041

First use anywhere: Dec 19, 2025

First use in commerce: Dec 19, 2025

Leather and imitations of leather; animal skins and hides; luggage and carrying bags; umbrellas and parasols; walking sticks; whips, harness and saddlery; collars, leashes and clothing for animals.

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