TCCA
TEAS CHANGE OF CORRESPONDENCE RECEIVED
02/23/2026
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Official data from USPTO
ROOTED IN CONNECTION
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Active USPTO registrationType: WordOffice: United States
Quick snapshot
ROOTED IN CONNECTION
ST13
US500000098127064Class
42
Filing
98127064
Registration
7771443
Risk and opportunity diagnosis
Executive reading for naming, filing, and monitoring decisions.
USPTO status
Active USPTO registration
Case type
Application and registration
Recorded events
21
Latest update
02/25/2026
Trademark type
Word
Nice classes
42
Filing date
08/10/2023
Registration date
04/22/2025
Expiration date
-
Complete case details
Structured fields from the responsible authority and the official record.
Status date
04/22/2025
Last transaction
02/25/2026
Responsible office
United States Patent and Trademark Office
Status code
700
Official register
Principal Register
Filing basis
Intent to use
First use anywhere
04/03/2023
First use in commerce
04/03/2023
Drawing code
4
Owner type
03
Owner location
Cambridge, MA, US
Examiner
WOOD, CAROLINE
Law office
M10
Current location
PUBLICATION AND ISSUE SECTION
Holders and representatives
Holders
Amylyx Pharmaceuticals, Inc.
Representatives
Cynthia Johnson Walden Fish & Richardson P.C.
Technical classification
Nice Classes
Class 42
Vienna Codes
No Vienna codes available.
Goods and services
Class 42
Pharmaceutical research and development; pharmaceutical drug development services; testing of pharmaceuticals
Publications
History of USPTO decisions and trademark events.
21 publications found
ARAA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
02/23/2026
REAP
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
02/23/2026
CHAN
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
02/23/2026
COAR
TEAS CHANGE OF OWNER ADDRESS RECEIVED
02/23/2026
NRCC
NOTICE OF REGISTRATION CONFIRMATION EMAILED
04/22/2025
R.PR
REGISTERED-PRINCIPAL REGISTER
04/22/2025
SUNA
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
03/30/2025
CNPR
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
03/30/2025
SUPC
STATEMENT OF USE PROCESSING COMPLETE
03/11/2025
AITU
CASE ASSIGNED TO INTENT TO USE PARALEGAL
03/10/2025
IUAF
USE AMENDMENT FILED
01/07/2025
EISU
TEAS STATEMENT OF USE RECEIVED
01/07/2025
NOAM
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
07/16/2024
NPUB
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
05/21/2024
PUBO
PUBLISHED FOR OPPOSITION
05/21/2024
NONP
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
05/01/2024
CNSA
APPROVED FOR PUB - PRINCIPAL REGISTER
04/12/2024
DOCK
ASSIGNED TO EXAMINER
04/10/2024
NWOS
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
09/10/2023
NWAP
NEW APPLICATION ENTERED
08/14/2023
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