Who owns the LETTARIUS trademark?

The LETTARIUS trademark is owned by Caihua Tao.

What class is the LETTARIUS trademark registered in?

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

What is the serial number for LETTARIUS?

The USPTO serial number for LETTARIUS is 88508998.

What is the registration number for LETTARIUS?

LETTARIUS is registered under USPTO registration number 5966509.

Sealvo

Home Search: LETTARIUSLETTARIUS #88508998

Back

Updated Oct 28, 2026·29 searches this week

View on USPTO TSDR Find similar marks

LET

USPTO Trademark Record

REGISTERED

LETTARIUS

SN 88508998·Reg 5966509·Filed Jul 11, 2019

Owner Caihua Tao

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

LETTARIUS (Serial No. 88508998), Registration No. 5966509, is a registered US trademark filed on Jul 11, 2019 by Caihua Tao. This trademark covers Class 014 (Precious metals, jewelry, clocks & watches).

Section 8/9 declaration window: January 21, 2030

Mark Intelligence

LETTARIUS (Reg. #5966509) is a registered US trademark that has been protecting its owner, Caihua Tao, since 2019. 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 11, 2019

SERIAL

88508998

REG#

5966509

REGISTERED

Jan 21, 2020

Filing Information

StatusREGISTERED

Filing DateJul 11, 2019

Serial Number88508998

Registration No.5966509

Registration DateJan 21, 2020

Status DateMay 02, 2026

Published for OppositionNov 05, 2019

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 014Precious metals, jewelry, clocks & watches

US codes: 002, 027, 028, 050

First use anywhere: Jul 01, 2019

First use in commerce: Jul 06, 2019

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.

Run a conflict check

Search by serial number, mark name, or logo. See conflicting marks ranked by risk with clear explanations of what contributed.

Run conflict check

Status History

13 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 02, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED

May 02, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

May 02, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 - E-MAILED

TEAS SECTION 8 RECEIVED

Dec 19, 2025

TEAS SECTION 8 RECEIVED

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

Jan 21, 2025

COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED

REGISTERED-PRINCIPAL REGISTER

Jan 21, 2020

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 05, 2019

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 05, 2019

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 16, 2019

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 01, 2019

APPROVED FOR PUB - PRINCIPAL REGISTER

ASSIGNED TO EXAMINER

Sep 27, 2019

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 17, 2019

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 15, 2019

NEW APPLICATION ENTERED

Other Marks by Justin Brown

Additional USPTO filings handled by the same attorney of record.

AUJ

AUJAELE

99351807

REGISTERED

LAM

LAMREY

99639553

REGISTERED

YOY

YOYOYARN

99721557

REGISTERED

BLO

BLOCZ

79433483

REGISTERED

LETTARIUS

Run a conflict check

Other Marks by Justin Brown

Get pre-filing clearance

Search 14M+ trademarks

Industries

USPTO Deadlines

Compare

Resources

Company