Who owns the MAITIANNIUNIU trademark?

The MAITIANNIUNIU trademark is owned by Wenkui Guo.

What class is the MAITIANNIUNIU trademark registered in?

The MAITIANNIUNIU trademark is registered in Class 014 (Precious metals, jewelry, clocks & watches).

What is the serial number for MAITIANNIUNIU?

The USPTO serial number for MAITIANNIUNIU is 99277763.

What is the registration number for MAITIANNIUNIU?

MAITIANNIUNIU is registered under USPTO registration number 8143090.

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Updated Oct 8, 2026·39 searches this week

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USPTO Trademark Record

REGISTERED

MAITIANNIUNIU

SN 99277763·Reg 8143090·Filed Jul 10, 2025

Owner Wenkui Guo

Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.

MAITIANNIUNIU (Serial No. 99277763), Registration No. 8143090, is a registered US trademark filed on Jul 10, 2025 by Wenkui Guo. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches).

early section 8: February 17, 2032

Mark Intelligence

MAITIANNIUNIU (Reg. #8143090) is a registered US trademark that has been protecting its owner, Wenkui Guo, since 2025. The mark covers Class 014 (Precious metals, jewelry, clocks & watches). Goods and services include Precious metals and their alloys; jewellery, precious and semi-precious stones; horological and chronometric instruments.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 10, 2025

SERIAL

99277763

REG#

8143090

REGISTERED

Feb 17, 2026

Filing Information

StatusREGISTERED

Filing DateJul 10, 2025

Serial Number99277763