TrademarkDir
DIANTHUS THERAPEUTICS
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Serial Number

97436362

Owner

Dianthus Therapeutics, Inc.

Attorney

Jessica L. Rothstein

First Use Date

Oct 16, 2025

Filing Date

May 31, 2022

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DIANTHUS THERAPEUTICS Trademark

Serial Number: 97436362

DIANTHUS THERAPEUTICS is a trademark filed by Dianthus Therapeutics, Inc. on May 31, 2022. The trademark is classified under Class 42 (Computer & Scientific). The application is currently pending registration.

Owner Contact Info

Dianthus Therapeutics, Inc. (2 trademarks)

Building 4, Suite 205
Waltham, MA 02453

Entity Type: 03

DIANTHUS THERAPEUTICS OPCO, INC. (2 trademarks)

204 CRESCENT STREET
WALTHAM, MA 02453

Entity Type: 03

Trademark Details

Filing Date

May 31, 2022

Registration Date

Not Registered

First Use Anywhere

October 16, 2025

First Use in Commerce

October 16, 2025

Published for Opposition

April 25, 2023

Goods & Services

research and development services for the development of monoclonal antibodies used in connection with complement therapies to treat autoimmune diseases; clinical trials for others involving monoclonal antibodies used in connection with complement therapies to treat autoimmune diseases

Filing History

NOTIFICATION OF NON-FINAL ACTION E-MAILED
Aug 8, 2026 GNRN
NON-FINAL ACTION E-MAILED
Aug 8, 2026 GNRT
SU - NON-FINAL ACTION - WRITTEN
Aug 8, 2026 CNRT
STATEMENT OF USE PROCESSING COMPLETE
Jun 15, 2026 SUPC
USE AMENDMENT FILED
Jun 12, 2026 IUAF
TEAS STATEMENT OF USE RECEIVED
Jun 12, 2026 EISU
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Dec 12, 2025 EXRA
SOU EXTENSION 5 GRANTED
Dec 12, 2025 EX5G
SOU TEAS EXTENSION RECEIVED
Dec 11, 2025 EEXT
SOU EXTENSION 5 FILED
Dec 10, 2025 EXT5
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
May 12, 2025 EXRA
SOU EXTENSION 4 GRANTED
May 9, 2025 EX4G
SOU EXTENSION 4 FILED
May 9, 2025 EXT4
SOU TEAS EXTENSION RECEIVED
May 9, 2025 EEXT
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Nov 29, 2024 EXRA
SOU EXTENSION 3 GRANTED
Nov 29, 2024 EX3G
CASE ASSIGNED TO INTENT TO USE PARALEGAL
Nov 27, 2024 AITU
SOU EXTENSION 3 FILED
Nov 7, 2024 EXT3
SOU TEAS EXTENSION RECEIVED
Nov 7, 2024 EEXT
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
May 21, 2024 EXRA
SOU EXTENSION 2 GRANTED
May 20, 2024 EX2G
SOU EXTENSION 2 FILED
May 20, 2024 EXT2
SOU TEAS EXTENSION RECEIVED
May 20, 2024 EEXT
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Mar 13, 2024 ASGN
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Oct 17, 2023 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Oct 17, 2023 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Oct 17, 2023 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Oct 17, 2023 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Oct 17, 2023 COAR
NOTICE OF APPROVAL OF EXTENSION REQUEST E-MAILED
Aug 11, 2023 EXRA
SOU EXTENSION 1 GRANTED
Aug 9, 2023 EX1G
SOU EXTENSION 1 FILED
Aug 9, 2023 EXT1
SOU TEAS EXTENSION RECEIVED
Aug 9, 2023 EEXT
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Jun 20, 2023 NOAM
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Apr 25, 2023 NPUB
PUBLISHED FOR OPPOSITION
Apr 25, 2023 PUBO
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Apr 5, 2023 NONP
APPROVED FOR PUB - PRINCIPAL REGISTER
Mar 22, 2023 CNSA
EXAMINER'S AMENDMENT ENTERED
Mar 22, 2023 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Mar 22, 2023 GNEN
EXAMINERS AMENDMENT E-MAILED
Mar 22, 2023 GNEA
EXAMINERS AMENDMENT -WRITTEN
Mar 22, 2023 CNEA
ASSIGNED TO EXAMINER
Mar 16, 2023 DOCK
NOTICE OF DESIGN SEARCH CODE E-MAILED
Jun 8, 2022 MDSC
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Jun 7, 2022 NWOS
NEW APPLICATION ENTERED
Jun 3, 2022 NWAP

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