Who owns the BT21 trademark?

The BT21 trademark is owned by LINE FRIENDS CORPORATION.

What is the serial number for BT21?

The USPTO serial number for BT21 is 87716109.

What is the registration number for BT21?

BT21 is registered under USPTO registration number 5668431.

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Updated Oct 17, 2026·9 searches this week

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BT2

USPTO Trademark Record

REGISTERED

BT21

Q: What class is the BT21 trademark registered in?

The BT21 trademark is registered in Class 021 (Household utensils, cookware & glassware), Class 028 (Games, toys & sporting goods).

SN 87716109·Reg 5668431·Filed Dec 11, 2017

Owner LINE FRIENDS CORPORATION

Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges; brushes, except paintbrushes; brush-making materials; articles for cleaning purposes; unworked or semi-worked glass, except building glass; glassware, porcelain and earthenware.; Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

BT21 (Serial No. 87716109), Registration No. 5668431, is a registered US trademark filed on Dec 11, 2017 by LINE FRIENDS CORPORATION. This trademark covers Class 021 (Household utensils, cookware & glassware), Class 028 (Games, toys & sporting goods).

Section 8/9 declaration window: February 05, 2029

Mark Intelligence

BT21 (Reg. #5668431) is a registered US trademark that has been protecting its owner, LINE FRIENDS CORPORATION, since 2017. The mark covers Class 021 (Household utensils, cookware & glassware) and Class 028 (Games, toys & sporting goods) respectively. Goods and services include Household or kitchen utensils and containers; cookware and tableware, except forks, knives and spoons; combs and sponges.... The mark faced 1 opposition proceeding during prosecution.

FILED

Dec 11, 2017

SERIAL

87716109

REG#

5668431

REGISTERED

Feb 05, 2019

Filing Information

StatusREGISTERED

Filing DateDec 11, 2017

Serial Number87716109

Registration No.5668431

Registration DateFeb 05, 2019

Status DateJul 14, 2025

Published for OppositionNov 20, 2018

Filing Basis & Declarations

Standard Characters ClaimedSection 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 021Household utensils, cookware & glassware

US codes: 002, 013, 023, 029, 030, 033, 040, 050

Class 028Games, toys & sporting goods

US codes: 022, 023, 038, 050

Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.

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

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Status History

30 events

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

Jul 14, 2025

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

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

Jul 14, 2025

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

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

Jul 10, 2025

TEAS RESPONSE TO OFFICE ACTION-POST REG RECEIVED

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

May 29, 2025

POST REGISTRATION ACTION MAILED - SEC. 8 & 15

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

May 26, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

Apr 02, 2025

ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY

TEAS SECTION 8 & 15 RECEIVED

Feb 03, 2025

TEAS SECTION 8 & 15 RECEIVED

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

Dec 13, 2024

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Dec 13, 2024

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Dec 13, 2024

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Dec 13, 2024

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Dec 13, 2024

TEAS CHANGE OF CORRESPONDENCE RECEIVED

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

Feb 05, 2024

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

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

May 04, 2022

AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP

REGISTERED-PRINCIPAL REGISTER

Feb 05, 2019

REGISTERED-PRINCIPAL REGISTER

PUBLISHED FOR OPPOSITION

Nov 20, 2018

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Nov 20, 2018

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Oct 31, 2018

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Oct 12, 2018

LAW OFFICE PUBLICATION REVIEW COMPLETED

APPROVED FOR PUB - PRINCIPAL REGISTER

Oct 11, 2018

APPROVED FOR PUB - PRINCIPAL REGISTER

CORRESPONDENCE RECEIVED IN LAW OFFICE

Oct 10, 2018

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Oct 10, 2018

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Sep 28, 2018

ASSIGNED TO LIE

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 18, 2018

TEAS RESPONSE TO OFFICE ACTION RECEIVED

NON-FINAL ACTION WRITTEN

Mar 23, 2018

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 23, 2018

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 23, 2018

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Mar 21, 2018

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Dec 20, 2017

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Dec 14, 2017

NEW APPLICATION ENTERED

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