Who owns the GRINDWORKS trademark?

The GRINDWORKS trademark is owned by Sosan Co., Ltd..

What class is the GRINDWORKS trademark registered in?

The GRINDWORKS trademark is registered in Class 028 (Games, toys & sporting goods).

What is the serial number for GRINDWORKS?

The USPTO serial number for GRINDWORKS is 86519114.

What is the registration number for GRINDWORKS?

GRINDWORKS is registered under USPTO registration number 5043622.

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Home Search: GRINDWORKSGRINDWORKS #86519114

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Updated Oct 11, 2026·8 searches this week

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GRI

USPTO Trademark Record

REGISTERED

GRINDWORKS

SN 86519114·Reg 5043622·Filed Jan 30, 2015

Owner Sosan Co., Ltd.

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

GRINDWORKS (Serial No. 86519114), Registration No. 5043622, is a registered US trademark filed on Jan 30, 2015 by Sosan Co., Ltd.. This trademark covers Class 028 (Games, toys & sporting goods).

Section 8/9 declaration window: September 22, 2036

Mark Intelligence

GRINDWORKS (Reg. #5043622) is a registered US trademark that has been protecting its owner, Sosan Co., Ltd., since 2015. The mark covers Class 028 (Games, toys & sporting goods). Goods and services include Games, toys and playthings; video game apparatus; gymnastic and sporting articles; decorations for Christmas trees.. The mark faced 1 opposition proceeding during prosecution.

FILED

Jan 30, 2015

SERIAL

86519114

REG#

5043622

REGISTERED

Sep 20, 2016

Filing Information

StatusREGISTERED

Filing DateJan 30, 2015

Serial Number86519114

Registration No.5043622

Registration DateSep 20, 2016

Status DateJun 19, 2026

Published for OppositionMar 29, 2016

Filing Basis & Declarations

Section 8 AcceptedSection 15 AcknowledgedTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

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

57 events

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Jun 19, 2026

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

Jun 19, 2026

REGISTERED - SEC. 8 (10-YR) ACCEPTED/SEC. 9 GRANTED

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

Jun 19, 2026

REGISTERED AND RENEWED (FIRST RENEWAL - 10 YRS)

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

Jun 19, 2026

NOTICE OF ACCEPTANCE OF SEC. 8 & 9 - E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Apr 23, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Apr 23, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 23, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Apr 20, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

Apr 20, 2026

TEAS WITHDRAWAL OF ATTORNEY RECEIVED-FIRM RETAINS

TEAS SECTION 8 & 9 RECEIVED

Apr 16, 2026

TEAS SECTION 8 & 9 RECEIVED

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

Sep 20, 2025

COURTESY REMINDER - SEC. 8 (10-YR)/SEC. 9 E-MAILED

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

Apr 21, 2022

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

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

Apr 21, 2022

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

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Apr 12, 2022

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 & 15 RECEIVED

Nov 01, 2021

TEAS SECTION 8 & 15 RECEIVED

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

Sep 20, 2021

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

REGISTERED-PRINCIPAL REGISTER

Sep 20, 2016

REGISTERED-PRINCIPAL REGISTER

NOTICE OF ALLOWANCE CANCELLED

Aug 17, 2016

NOTICE OF ALLOWANCE CANCELLED

1(B) BASIS DELETED; PROCEED TO REGISTRATION

Aug 17, 2016

1(B) BASIS DELETED; PROCEED TO REGISTRATION

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Aug 05, 2016

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS DELETE 1(B) BASIS RECEIVED

Jun 28, 2016

TEAS DELETE 1(B) BASIS RECEIVED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

May 24, 2016

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

Mar 29, 2016

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Mar 29, 2016

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Mar 09, 2016

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

LAW OFFICE PUBLICATION REVIEW COMPLETED

Feb 24, 2016

LAW OFFICE PUBLICATION REVIEW COMPLETED

EXAMINERS AMENDMENT -WRITTEN

Feb 22, 2016

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Feb 22, 2016

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Feb 22, 2016

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Feb 22, 2016

EXAMINER'S AMENDMENT ENTERED

APPROVED FOR PUB - PRINCIPAL REGISTER

Feb 22, 2016

APPROVED FOR PUB - PRINCIPAL REGISTER

NON-FINAL ACTION WRITTEN

Feb 04, 2016

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Feb 04, 2016

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Feb 04, 2016

NOTIFICATION OF NON-FINAL ACTION E-MAILED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Jan 14, 2016

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Jan 14, 2016

TEAS/EMAIL CORRESPONDENCE ENTERED

ASSIGNED TO LIE

Jan 12, 2016

ASSIGNED TO LIE

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

Dec 22, 2015

TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED

SUSPENSION INQUIRY WRITTEN

Dec 14, 2015

SUSPENSION INQUIRY WRITTEN

INQUIRY TO SUSPENSION E-MAILED

Dec 14, 2015

INQUIRY TO SUSPENSION E-MAILED

NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED

Dec 14, 2015

NOTIFICATION OF INQUIRY AS TO SUSPENSION E-MAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 21, 2015

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 21, 2015

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

EXAMINERS AMENDMENT -WRITTEN

Jun 10, 2015

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Jun 10, 2015

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Jun 10, 2015

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

EXAMINER'S AMENDMENT ENTERED

Jun 10, 2015

EXAMINER'S AMENDMENT ENTERED

SUSPENSION LETTER WRITTEN

Jun 10, 2015

SUSPENSION LETTER WRITTEN

LETTER OF SUSPENSION E-MAILED

Jun 10, 2015

LETTER OF SUSPENSION E-MAILED

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

Jun 10, 2015

NOTIFICATION OF LETTER OF SUSPENSION E-MAILED

NON-FINAL ACTION WRITTEN

May 11, 2015

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

May 11, 2015

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

May 11, 2015

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

May 06, 2015

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Feb 10, 2015

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Feb 09, 2015

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Feb 03, 2015

NEW APPLICATION ENTERED

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