Who owns the OPENOX trademark?

The OPENOX trademark is owned by Linchang Chen.

What class is the OPENOX trademark registered in?

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

What is the serial number for OPENOX?

The USPTO serial number for OPENOX is 99561308.

What is the registration number for OPENOX?

OPENOX is registered under USPTO registration number 8335361.

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Updated Sep 27, 2026·18 searches this week

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USPTO Trademark Record

REGISTERED

OPENOX

SN 99561308·Reg 8335361·Filed Dec 22, 2025

Owner Linchang Chen

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.

OPENOX (Serial No. 99561308), Registration No. 8335361, is a registered US trademark filed on Dec 22, 2025 by Linchang Chen. This trademark covers Class 007 (Machines, machine tools & power-operated tools).

early section 8: July 07, 2032

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Full conflict analysis for OPENOX (SN 99561308) against the USPTO database with detailed risk factor explanations. AI-powered — takes ~1-2 min.

Mark Intelligence

OPENOX (Reg. #8335361) is a registered US trademark that has been protecting its owner, Linchang Chen, since 2025. 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

Dec 22, 2025

SERIAL

99561308

REG#

8335361

REGISTERED

Jul 07, 2026

Filing Information

StatusREGISTERED

Filing DateDec 22, 2025

Serial Number99561308