TrademarkDir
DAY ONE
LIVE

Serial Number

88193220

Owner

DAY ONE THERAPEUTICS, INC.

Attorney

Maury M. Tepper, III

First Use Date

Jul 15, 2019

Filing Date

Nov 14, 2018

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DAY ONE Trademark

Serial Number: 88193220 • Registration: 6201030

DAY ONE is a trademark filed by DAY ONE THERAPEUTICS, INC. on November 14, 2018. The trademark is classified under Class 42 (Computer & Scientific). The application is currently registered and active.

Owner Contact Info

DAY ONE THERAPEUTICS, INC. (4 trademarks)

2765 SAND HILL ROAD
MENLO PARK, CA 94025

Entity Type: 03

DAY ONE BIOPHARMACEUTICALS, INC. (17 trademarks)

1800 Sierra Point Parkway, Suite 200
Brisbane, CA 94005

Entity Type: 03

Hero Therapeutics, Inc. (2 trademarks)

2765 Sand Hill Road
Menlo Park, CA 94025

Entity Type: 03

Trademark Details

Filing Date

November 14, 2018

Registration Date

November 17, 2020

First Use Anywhere

July 15, 2019

First Use in Commerce

July 15, 2019

Published for Opposition

April 23, 2019

Goods & Services

Research and development in the pharmaceutical and biotechnology fields

Filing History

TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jul 16, 2026 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Jul 16, 2026 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Jul 16, 2026 REAP
COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED
Nov 17, 2025 REM1
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Jan 10, 2025 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Jan 10, 2025 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Jan 10, 2025 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Jan 10, 2025 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Jan 10, 2025 COAR
TEAS CHANGE OF CORRESPONDENCE RECEIVED
Sep 22, 2023 TCCA
ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED
Sep 22, 2023 ARAA
TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED
Sep 22, 2023 REAP
APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED
Sep 22, 2023 CHAN
TEAS CHANGE OF OWNER ADDRESS RECEIVED
Sep 22, 2023 COAR
AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP
Feb 3, 2021 ASGN
REGISTERED-PRINCIPAL REGISTER
Nov 17, 2020 R.PR
NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED
Oct 15, 2020 SUNA
ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED
Oct 14, 2020 CNPR
STATEMENT OF USE PROCESSING COMPLETE
Sep 23, 2020 SUPC
CASE ASSIGNED TO INTENT TO USE PARALEGAL
Sep 21, 2020 AITU
USE AMENDMENT FILED
Sep 4, 2020 IUAF
TEAS STATEMENT OF USE RECEIVED
Sep 4, 2020 EISU
NOA E-MAILED - SOU REQUIRED FROM APPLICANT
Apr 28, 2020 NOAM
TTAB RELEASE CASE TO TRADEMARKS
Mar 18, 2020 TMBN
OPPOSITION TERMINATED NO. 999999
Mar 18, 2020 OP.T
OPPOSITION DISMISSED NO. 999999
Mar 18, 2020 OP.D
OPPOSITION INSTITUTED NO. 999999
Aug 9, 2019 OP.I
EXTENSION OF TIME TO OPPOSE RECEIVED
May 22, 2019 ETOF
OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
Apr 23, 2019 NPUB
PUBLISHED FOR OPPOSITION
Apr 23, 2019 PUBO
ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY
Apr 3, 2019 ASCK
NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
Apr 3, 2019 NONP
ASSIGNED TO LIE
Mar 11, 2019 ALIE
APPROVED FOR PUB - PRINCIPAL REGISTER
Feb 19, 2019 CNSA
EXAMINER'S AMENDMENT ENTERED
Feb 19, 2019 XAEC
NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
Feb 19, 2019 GNEN
EXAMINERS AMENDMENT E-MAILED
Feb 19, 2019 GNEA
EXAMINERS AMENDMENT -WRITTEN
Feb 19, 2019 CNEA
ASSIGNED TO EXAMINER
Feb 19, 2019 DOCK
NEW APPLICATION OFFICE SUPPLIED DATA ENTERED
Dec 1, 2018 NWOS
NEW APPLICATION ENTERED
Nov 17, 2018 NWAP

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