USPTO serial 88193220
DAY ONE
Reviewed by CopyMark Law Group
- Filing date
- Status date
- Registration date
- Nov 17, 2020
- Examiner
- LEASER, ANDREW C
- Law office
- Historical data usage
What this means
This registration is in, or will soon enter, a USPTO maintenance window. Missing a Section 8 or Section 9 filing can cancel the registration.
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Owner
DAY ONE BIOPHARMACEUTICALS, INC.
Brisbane, CA, US
MENLO PARK, CA, US
MENLO PARK, CA, US
Menlo Park, CA, US
Menlo Park, CA, US
Attorney of record
The USPTO lists this attorney as the applicant's representative for correspondence on this application.
Maury M. Tepper, III
Maury M. Tepper, III Tepper & Eyster, PLLC3724 Benson DriveRaleigh, NC 27609United StatesGoods and services
| Class | Description | Status | First use |
|---|---|---|---|
| 042 | Research and development in the pharmaceutical and biotechnology fields | ACTIVE | Jul 15, 2019 |
Related trademarks
CopyMark links this record to cited §2(d) serials, the owner's other marks, Nice classes, similar mark names, and recently changed USPTO applications.
- Other trademarks owned by DAY ONE BIOPHARMACEUTICALS, INC.
- Other trademarks owned by DAY ONE THERAPEUTICS, INC.
- Other trademarks owned by DAY ONE THERAPEUTICS, INC.
- Other trademarks owned by Hero Therapeutics, Inc.
- Other trademarks owned by Hero Therapeutics, Inc.
- Other trademarks in Class 042
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Prosecution history
| Date | Code | Event | What it means |
|---|---|---|---|
| Oct 20, 2026 | NA85 | NOTICE OF ACCEPTANCE OF SEC. 8 & 15 - E-MAILED | — |
| Oct 20, 2026 | C15A | REGISTERED - SEC. 8 (6-YR) ACCEPTED & SEC. 15 ACK. | — |
| Oct 19, 2026 | APRE | CASE ASSIGNED TO POST REGISTRATION PARALEGAL | — |
| Aug 12, 2026 | E815 | TEAS SECTION 8 & 15 RECEIVED | — |
| Jul 16, 2026 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jul 16, 2026 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Jul 16, 2026 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Nov 17, 2025 | REM1 | COURTESY REMINDER - SEC. 8 (6-YR) E-MAILED | — |
| Jan 10, 2025 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Jan 10, 2025 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Jan 10, 2025 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Jan 10, 2025 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Jan 10, 2025 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Sep 22, 2023 | TCCA | TEAS CHANGE OF CORRESPONDENCE RECEIVED | — |
| Sep 22, 2023 | ARAA | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED | This event means the applicant filed a response to a USPTO Office Action — typically arguments, amendments, or evidence addressing the examiner's objections. The USPTO will review the response and either allow the mark to proceed or issue another action. |
| Sep 22, 2023 | REAP | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED | — |
| Sep 22, 2023 | CHAN | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED | — |
| Sep 22, 2023 | COAR | TEAS CHANGE OF OWNER ADDRESS RECEIVED | — |
| Feb 3, 2021 | ASGN | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP | — |
| Nov 17, 2020 | R.PR | REGISTERED-PRINCIPAL REGISTER | Your trademark is registered on the Principal Register — the strongest form of federal trademark protection. You may use the ® symbol for the covered goods and services. Maintenance filings (Section 8 and renewals) are required to keep the registration alive. |
| Oct 15, 2020 | SUNA | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED | — |
| Oct 14, 2020 | CNPR | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED | — |
| Sep 23, 2020 | SUPC | STATEMENT OF USE PROCESSING COMPLETE | — |
| Sep 21, 2020 | AITU | CASE ASSIGNED TO INTENT TO USE PARALEGAL | — |
| Sep 4, 2020 | IUAF | USE AMENDMENT FILED | — |
| Sep 4, 2020 | EISU | TEAS STATEMENT OF USE RECEIVED | The applicant filed a Statement of Use with specimens showing the mark in actual commerce. The USPTO will review the filing for compliance. If accepted, the mark can proceed to registration; if deficient, the USPTO may issue a requirement or office action. |
| Apr 28, 2020 | NOAM | NOA E-MAILED - SOU REQUIRED FROM APPLICANT | A Notice of Allowance means your intent-to-use application cleared examination and opposition but is not registered yet. You must file a Statement of Use showing the mark in commerce, or request an extension, before the deadline — usually six months from the notice date. |
| Mar 18, 2020 | TMBN | TTAB RELEASE CASE TO TRADEMARKS | — |
| Mar 18, 2020 | OP.T | OPPOSITION TERMINATED NO. 999999 | — |
| Mar 18, 2020 | OP.D | OPPOSITION DISMISSED NO. 999999 | — |
| Aug 9, 2019 | OP.I | OPPOSITION INSTITUTED NO. 999999 | — |
| May 22, 2019 | ETOF | EXTENSION OF TIME TO OPPOSE RECEIVED | — |
| Apr 23, 2019 | NPUB | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED | — |
| Apr 23, 2019 | PUBO | PUBLISHED FOR OPPOSITION | Your mark was published in the USPTO Official Gazette for a 30-day opposition window. During that period, third parties who believe they would be harmed can file an opposition. If no opposition is filed, prosecution usually continues toward registration or a Notice of Allowance. |
| Apr 3, 2019 | ASCK | ASSIGNMENT OF OWNERSHIP NOT UPDATED AUTOMATICALLY | — |
| Apr 3, 2019 | NONP | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED | — |
| Mar 11, 2019 | ALIE | ASSIGNED TO LIE | — |
| Feb 19, 2019 | CNSA | APPROVED FOR PUB - PRINCIPAL REGISTER | — |
| Feb 19, 2019 | XAEC | EXAMINER'S AMENDMENT ENTERED | — |
| Feb 19, 2019 | GNEN | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED | — |
| Feb 19, 2019 | GNEA | EXAMINERS AMENDMENT E-MAILED | — |
| Feb 19, 2019 | CNEA | EXAMINERS AMENDMENT -WRITTEN | — |
| Feb 19, 2019 | DOCK | ASSIGNED TO EXAMINER | — |
| Dec 1, 2018 | NWOS | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED | — |
| Nov 17, 2018 | NWAP | NEW APPLICATION ENTERED | — |