Who owns the T-SQUARE trademark?

The T-SQUARE trademark is owned by Wondfo USA Co., Ltd..

What class is the T-SQUARE trademark registered in?

The T-SQUARE trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations).

What is the serial number for T-SQUARE?

The USPTO serial number for T-SQUARE is 90075809.

What is the registration number for T-SQUARE?

T-SQUARE is registered under USPTO registration number 6287756.

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Home Search: T-SQUARET-SQUARE #90075809

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Updated Oct 6, 2026·33 searches this week

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USPTO Trademark Record

REGISTERED

T-SQUARE

SN 90075809·Reg 6287756·Filed Jul 27, 2020

Owner Wondfo USA Co., Ltd.

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.

T-SQUARE (Serial No. 90075809), Registration No. 6287756, is a registered US trademark filed on Jul 27, 2020 by Wondfo USA Co., Ltd.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations).

Section 8/9 declaration window: March 10, 2031

Mark Intelligence

T-SQUARE (Reg. #6287756) is a registered US trademark that has been protecting its owner, Wondfo USA Co., Ltd., since 2020. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations). Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Jul 27, 2020

SERIAL

90075809

REG#

6287756

REGISTERED

Mar 09, 2021

Filing Information

StatusREGISTERED

Filing DateJul 27, 2020

Serial Number90075809

Registration No.6287756

Registration DateMar 09, 2021

Status DateJun 03, 2026

Published for OppositionDec 22, 2020

Filing Basis & Declarations

Standard Characters ClaimedFiled as Use ApplicationUse Application CurrentlySection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 006, 018, 044, 046, 051, 052

First use anywhere: Jan 01, 2020

First use in commerce: Jul 15, 2020

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

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Status History

19 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 03, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

Jun 03, 2026

REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK.

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

Jun 03, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED

TEAS SECTION 8 & 15 RECEIVED

Mar 12, 2026

TEAS SECTION 8 & 15 RECEIVED

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

Mar 09, 2026

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

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Oct 16, 2023

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Oct 16, 2023

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Oct 16, 2023

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Aug 09, 2022

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Aug 09, 2022

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Aug 09, 2022

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Mar 09, 2021

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Dec 22, 2020

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Dec 22, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Dec 02, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

ASSIGNED TO EXAMINER

Nov 12, 2020

ASSIGNED TO EXAMINER

APPROVED FOR PUB - PRINCIPAL REGISTER

Nov 12, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Aug 25, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Jul 30, 2020

NEW APPLICATION ENTERED

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