Who owns the FIRSTKNOW trademark?

The FIRSTKNOW trademark is owned by Jixin Zhao.

What class is the FIRSTKNOW trademark registered in?

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

What is the serial number for FIRSTKNOW?

The USPTO serial number for FIRSTKNOW is 99348773.

What is the registration number for FIRSTKNOW?

FIRSTKNOW is registered under USPTO registration number 8193591.

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Updated Oct 17, 2026·38 searches this week

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USPTO Trademark Record

REGISTERED

FIRSTKNOW

SN 99348773·Reg 8193591·Filed Aug 21, 2025

Owner Jixin Zhao

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

FIRSTKNOW (Serial No. 99348773), Registration No. 8193591, is a registered US trademark filed on Aug 21, 2025 by Jixin Zhao. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches).

early section 8: March 31, 2032

Mark Intelligence

FIRSTKNOW (Reg. #8193591) is a registered US trademark that has been protecting its owner, Jixin Zhao, 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

Aug 21, 2025

SERIAL

99348773

REG#

8193591

REGISTERED

Mar 31, 2026

Filing Information

StatusREGISTERED

Filing DateAug 21, 2025

Serial Number99348773

Registration No.8193591

Registration DateMar 31, 2026

Status DateMar 31, 2026

Published for OppositionFeb 10, 2026

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 014Precious metals, jewelry, clocks & watches

US codes: 002, 027, 028, 050

First use anywhere: Aug 04, 2025

First use in commerce: Aug 04, 2025

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

This description is as filed with the USPTO and defines the scope of trademark protection.

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Status History

12 events

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

Apr 05, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED

WITHDRAWAL OF ATTORNEY GRANTED

Apr 05, 2026

WITHDRAWAL OF ATTORNEY GRANTED

REGISTERED-PRINCIPAL REGISTER

Mar 31, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 31, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Feb 10, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Feb 10, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Feb 04, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Jan 16, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Jan 09, 2026

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 08, 2026

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Aug 21, 2025

NEW APPLICATION ENTERED

APPLICATION FILING RECEIPT MAILED

Aug 21, 2025

APPLICATION FILING RECEIPT MAILED

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