Who owns the TOOL ASSISTANT trademark?

The TOOL ASSISTANT trademark is owned by MITSUBISHI MATERIALS CORPORATION.

What class is the TOOL ASSISTANT trademark registered in?

The TOOL ASSISTANT trademark is registered in Class 042 (Scientific, technology & SaaS services).

What is the serial number for TOOL ASSISTANT?

The USPTO serial number for TOOL ASSISTANT is 79427977.

What is the registration number for TOOL ASSISTANT?

TOOL ASSISTANT is registered under USPTO registration number 8386988.

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Updated Sep 27, 2026·27 searches this week

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TOO

USPTO Trademark Record

REGISTERED

TOOL ASSISTANT

SN 79427977·Reg 8386988·Filed May 14, 2025

Owner MITSUBISHI MATERIALS CORPORATION

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

TOOL ASSISTANT (Serial No. 79427977), Registration No. 8386988, is a registered US trademark filed on May 14, 2025 by MITSUBISHI MATERIALS CORPORATION. This trademark covers Class 042 (Scientific, technology & SaaS services).

early section 8: August 11, 2032

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TOOL ASSISTANT (Reg. #8386988) is a registered US trademark that has been protecting its owner, MITSUBISHI MATERIALS CORPORATION, since 2025. The mark covers Class 042 (Scientific, technology & SaaS services). Goods and services include Scientific and technological services and research and design relating thereto; industrial analysis, industrial research.... The mark faced 3 opposition proceedings during prosecution.

FILED

May 14, 2025

SERIAL

79427977

REG#

8386988

REGISTERED

Aug 11, 2026

Filing Information

StatusREGISTERED

Filing DateMay 14, 2025

Serial Number79427977

Registration No.8386988

Registration DateAug 11, 2026

Status DateAug 11, 2026

Published for OppositionJun 23, 2026

Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 042Scientific, technology & SaaS services

US codes: 100, 101

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

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Status History

21 events

REGISTERED-PRINCIPAL REGISTER

Aug 11, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Aug 11, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

PUBLISHED FOR OPPOSITION

Jun 23, 2026

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

Jun 23, 2026

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION PROCESSED BY IB

Jun 18, 2026

NOTIFICATION PROCESSED BY IB

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

Jun 17, 2026

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

Jun 03, 2026

NOTICE OF START OF OPPOSITION PERIOD CREATED, TO BE SENT TO IB

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

Jun 03, 2026

NOTIFICATION OF POSSIBLE OPPOSITION SENT TO IB

APPROVED FOR PUB - PRINCIPAL REGISTER

May 22, 2026

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS RESPONSE TO OFFICE ACTION RECEIVED

May 15, 2026

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

May 15, 2026

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

May 15, 2026

TEAS/EMAIL CORRESPONDENCE ENTERED

REFUSAL PROCESSED BY IB

Dec 05, 2025

REFUSAL PROCESSED BY IB

REFUSAL PROCESSED BY MPU

Nov 19, 2025

REFUSAL PROCESSED BY MPU

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

Nov 19, 2025

NON-FINAL ACTION MAILED - REFUSAL SENT TO IB

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

Sep 30, 2025

NON-FINAL ACTION (IB REFUSAL) PREPARED FOR REVIEW

NON-FINAL ACTION WRITTEN

Sep 29, 2025

NON-FINAL ACTION WRITTEN

ASSIGNED TO EXAMINER

Sep 26, 2025

ASSIGNED TO EXAMINER

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Jul 25, 2025

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

APPLICATION FILING RECEIPT MAILED

Jul 25, 2025

APPLICATION FILING RECEIPT MAILED

SN ASSIGNED FOR SECT 66A APPL FROM IB

Jul 17, 2025

SN ASSIGNED FOR SECT 66A APPL FROM IB

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