Who owns the FIRST KNOWN trademark?

The FIRST KNOWN trademark is owned by XIAO WEI CHEN.

What class is the FIRST KNOWN trademark registered in?

The FIRST KNOWN trademark is registered in Class 006 (Common metals, their alloys & metal goods).

What is the serial number for FIRST KNOWN?

The USPTO serial number for FIRST KNOWN is 99531393.

What is the registration number for FIRST KNOWN?

FIRST KNOWN is registered under USPTO registration number 8314532.

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Updated Sep 25, 2026·11 searches this week

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USPTO Trademark Record

REGISTERED

FIRST KNOWN

SN 99531393·Reg 8314532·Filed Dec 05, 2025

Owner XIAO WEI CHEN

Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; non-electric cables and wires of common metal; small items of metal hardware; metal containers for storage or transport; safes.

FIRST KNOWN (Serial No. 99531393), Registration No. 8314532, is a registered US trademark filed on Dec 05, 2025 by XIAO WEI CHEN. This trademark covers Class 006 (Common metals, their alloys & metal goods).

early section 8: June 23, 2032

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Mark Intelligence

FIRST KNOWN (Reg. #8314532) is a registered US trademark that has been protecting its owner, XIAO WEI CHEN, since 2025. The mark covers Class 006 (Common metals, their alloys & metal goods). Goods and services include Common metals and their alloys, ores; metal materials for building and construction; transportable buildings of metal; n.... The mark faced 1 opposition proceeding during prosecution.

FILED

Dec 05, 2025

SERIAL

99531393

REG#

8314532

REGISTERED

Jun 23, 2026

Filing Information

StatusREGISTERED

Filing DateDec 05, 2025

Serial Number99531393