Who owns the WOIAH trademark?

The WOIAH trademark is owned by Yian Linh.

What class is the WOIAH trademark registered in?

The WOIAH trademark is registered in Class 011 (Lighting, heating, cooling & sanitary apparatus).

What is the serial number for WOIAH?

The USPTO serial number for WOIAH is 99512631.

What is the registration number for WOIAH?

WOIAH is registered under USPTO registration number 8222838.

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Updated Sep 18, 2026·12 searches this week

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USPTO Trademark Record

REGISTERED

WOIAH

SN 99512631·Reg 8222838·Filed Nov 24, 2025

Owner Yian Linh

Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply and sanitary purposes.

WOIAH (Serial No. 99512631), Registration No. 8222838, is a registered US trademark filed on Nov 24, 2025 by Yian Linh. This trademark covers Class 011 (Lighting, heating, cooling & sanitary apparatus).

early section 8: April 21, 2032

Conflict Analysis

Full conflict analysis for WOIAH (SN 99512631) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

WOIAH (Reg. #8222838) is a registered US trademark that has been protecting its owner, Yian Linh, since 2025. The mark covers Class 011 (Lighting, heating, cooling & sanitary apparatus). Goods and services include Apparatus and installations for lighting, heating, cooling, steam generating, cooking, drying, ventilating, water supply.... The mark faced 1 opposition proceeding during prosecution.

FILED

Nov 24, 2025

SERIAL

99512631

REG#

8222838

REGISTERED

Apr 21, 2026

Filing Information

StatusREGISTERED

Filing DateNov 24, 2025

Serial Number99512631