Who owns the STEM INVENTIONS trademark?

The STEM INVENTIONS trademark is owned by Lance Akiyama.

What class is the STEM INVENTIONS trademark registered in?

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

What is the serial number for STEM INVENTIONS?

The USPTO serial number for STEM INVENTIONS is 88741171.

What is the registration number for STEM INVENTIONS?

STEM INVENTIONS is registered under USPTO registration number 6112429.

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Updated Oct 2, 2026·11 searches this week

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USPTO Trademark Record

REGISTERED

STEM INVENTIONS

SN 88741171·Reg 6112429·Filed Dec 28, 2019

Owner Lance Akiyama

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

STEM INVENTIONS (Serial No. 88741171), Registration No. 6112429, is a registered US trademark filed on Dec 28, 2019 by Lance Akiyama. This trademark covers Class 028 (Games, toys & sporting goods).

Deadline expired: May 25, 2026

Conflict Analysis

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Mark Intelligence

STEM INVENTIONS (Reg. #6112429) is a registered US trademark that has been protecting its owner, Lance Akiyama, since 2019. 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

Dec 28, 2019

SERIAL

88741171

REG#

6112429

REGISTERED

Jul 28, 2020

Filing Information

StatusREGISTERED

Filing DateDec 28, 2019

Serial Number88741171

Registration No.6112429

Registration DateJul 28, 2020

Status DateJul 28, 2020

Published for OppositionMay 12, 2020

Filing Basis & Declarations

Filed as Use ApplicationUse Application CurrentlyTrademark

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 028Games, toys & sporting goods

US codes: 022, 023, 038, 050

First use anywhere: Oct 12, 2019

First use in commerce: Oct 12, 2019

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

20 events

POST REGISTRATION ACTION MAILED - SEC. 8

Nov 25, 2025

POST REGISTRATION ACTION MAILED - SEC. 8

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

Nov 25, 2025

CASE ASSIGNED TO POST REGISTRATION PARALEGAL

TEAS SECTION 8 RECEIVED

Jul 28, 2025

TEAS SECTION 8 RECEIVED

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

Jul 28, 2025

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

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 11, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 11, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 11, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Jul 28, 2020

REGISTERED-PRINCIPAL REGISTER

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 12, 2020

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

PUBLISHED FOR OPPOSITION

May 12, 2020

PUBLISHED FOR OPPOSITION

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Apr 22, 2020

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 03, 2020

APPROVED FOR PUB - PRINCIPAL REGISTER

EXAMINERS AMENDMENT -WRITTEN

Mar 26, 2020

EXAMINERS AMENDMENT -WRITTEN

EXAMINERS AMENDMENT E-MAILED

Mar 26, 2020

EXAMINERS AMENDMENT E-MAILED

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

Mar 26, 2020

NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED

ASSIGNED TO LIE

Mar 26, 2020

ASSIGNED TO LIE

EXAMINER'S AMENDMENT ENTERED

Mar 26, 2020

EXAMINER'S AMENDMENT ENTERED

ASSIGNED TO EXAMINER

Mar 22, 2020

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Jan 11, 2020

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jan 10, 2020

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

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