TrademarkDir
MITO ASSIST
LIVE

Serial Number

98204621

Owner

STEALTH BIOTHERAPEUTICS INC.

Attorney

Tricia L. Schulz

First Use Date

Jan 21, 2026

Filing Date

Sep 29, 2023

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MITO ASSIST Trademark

Serial Number: 98204621 • Registration: 8326071

MITO ASSIST is a trademark filed by STEALTH BIOTHERAPEUTICS INC. on September 29, 2023. The trademark is classified under Class 44 (Medical Services), Class 35 (Advertising & Business). The application is currently registered and active.

Owner Contact Info

STEALTH BIOTHERAPEUTICS INC. (36 trademarks)

Suite 201
Needham, MA 02494

Entity Type: 03

Trademark Details

Filing Date

September 29, 2023

Registration Date

June 30, 2026

First Use Anywhere

January 21, 2026

First Use in Commerce

January 21, 2026

Published for Opposition

June 18, 2024

Goods & Services

Providing health information on mitochondrial disease, its treatment and related support services

Medical billing support services

Filing History

NOTICE OF REGISTRATION CONFIRMATION EMAILED
Jun 30, 2026 NRCC
REGISTERED-PRINCIPAL REGISTER
Jun 30, 2026 R.PR
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
Jun 8, 2026 SUNA
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Jun 8, 2026 CNPR
STATEMENT OF USE PROCESSING COMPLETE
Jun 5, 2026 SUPC
CASE ASSIGNED TO INTENT TO USE PARALEGAL
May 27, 2026 AITU
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Jan 29, 2026 EXRA
USE AMENDMENT FILED
Jan 28, 2026 IUAF
TEAS STATEMENT OF USE RECEIVED
Jan 28, 2026 EISU
SOU EXTENSION 3 GRANTED
Jan 28, 2026 EX3G
SOU EXTENSION 3 FILED
Jan 28, 2026 EXT3
SOU TEAS EXTENSION RECEIVED
Jan 28, 2026 EEXT
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Aug 1, 2025 EXRA
SOU EXTENSION 2 GRANTED
Jul 31, 2025 EX2G
SOU EXTENSION 2 FILED
Jul 31, 2025 EXT2
SOU TEAS EXTENSION RECEIVED
Jul 31, 2025 EEXT
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Feb 5, 2025 EXRA
SOU EXTENSION 1 GRANTED
Feb 5, 2025 EX1G
SOU EXTENSION 1 FILED
Feb 4, 2025 EXT1
SOU TEAS EXTENSION RECEIVED
Feb 4, 2025 EEXT
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Aug 13, 2024 NOAM
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Jun 18, 2024 NPUB
PUBLISHED FOR OPPOSITION
Jun 18, 2024 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
May 29, 2024 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
May 16, 2024 CNSA
TEAS/EMAIL CORRESPONDENCE ENTERED
May 15, 2024 TEME
CORRESPONDENCE RECEIVED IN LAW OFFICE
May 14, 2024 CRFA
TEAS RESPONSE TO OFFICE ACTION RECEIVED
May 14, 2024 TROA
APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED
Dec 14, 2023 XELG
APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED
Dec 14, 2023 XELR
NOTIFICATION OF NON-FINAL ACTION E-MAILED
Nov 16, 2023 GNRN
NON-FINAL ACTION E-MAILED
Nov 16, 2023 GNRT
NON-FINAL ACTION WRITTEN
Nov 16, 2023 CNRT
ASSIGNED TO EXAMINER
Nov 16, 2023 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Oct 12, 2023 NWOS
NEW APPLICATION ENTERED
Oct 3, 2023 NWAP

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