Who owns the HUIDUAN trademark?

The HUIDUAN trademark is owned by Zeng Huiduan.

What class is the HUIDUAN trademark registered in?

The HUIDUAN trademark is registered in Class 007 (Machines, machine tools & power-operated tools).

What is the serial number for HUIDUAN?

The USPTO serial number for HUIDUAN is 99674117.

What is the registration number for HUIDUAN?

HUIDUAN is registered under USPTO registration number 8448800.

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Updated Oct 18, 2026·33 searches this week

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USPTO Trademark Record

REGISTERED

HUIDUAN

SN 99674117·Reg 8448800·Filed Feb 27, 2026

Owner Zeng Huiduan

Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transmission components, except for land vehicles; agricultural implements, other than hand-operated hand tools; incubators for eggs; automatic vending machines.

HUIDUAN (Serial No. 99674117), Registration No. 8448800, is a registered US trademark filed on Feb 27, 2026 by Zeng Huiduan. This trademark covers Class 007 (Machines, machine tools & power-operated tools).

early section 8: September 22, 2032

Mark Intelligence

HUIDUAN (Reg. #8448800) is a registered US trademark that has been protecting its owner, Zeng Huiduan, since 2026. The mark covers Class 007 (Machines, machine tools & power-operated tools). Goods and services include Machines, machine tools, power-operated tools; motors and engines, except for land vehicles; machine coupling and transm.... The mark faced 1 opposition proceeding during prosecution.

FILED

Feb 27, 2026

SERIAL

99674117

REG#

8448800

REGISTERED

Sep 22, 2026

Filing Information

StatusREGISTERED

Filing DateFeb 27, 2026

Serial Number99674117