Who owns the DAY ONE BIOPHARMACEUTICALS trademark?

The DAY ONE BIOPHARMACEUTICALS trademark is owned by Day One Biopharmaceuticals, Inc..

What is the serial number for DAY ONE BIOPHARMACEUTICALS?

The USPTO serial number for DAY ONE BIOPHARMACEUTICALS is 98975225.

What is the registration number for DAY ONE BIOPHARMACEUTICALS?

DAY ONE BIOPHARMACEUTICALS is registered under USPTO registration number 8189842.

DAY

USPTO Trademark Record

REGISTERED

DAY ONE BIOPHARMACEUTICALS

Q: What class is the DAY ONE BIOPHARMACEUTICALS trademark registered in?

The DAY ONE BIOPHARMACEUTICALS trademark is registered in Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

SN 98975225·Reg 8189842·Filed Sep 21, 2023

Owner Day One Biopharmaceuticals, Inc.

Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and substances adapted for medical or veterinary purposes, food for babies; dietary supplements for human beings and animals; adhesive plasters, materials for dressings; material for filling teeth, dental wax; disinfectants; preparations for destroying vermin; fungicides, herbicides.; Financial, monetary and banking services; insurance services; real estate services.; Education; providing of training; entertainment; sporting and cultural activities.; Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

DAY ONE BIOPHARMACEUTICALS (Serial No. 98975225), Registration No. 8189842, is a registered US trademark filed on Sep 21, 2023 by Day One Biopharmaceuticals, Inc.. This trademark covers Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services), Class 042 (Scientific, technology & SaaS services).

early section 8: March 24, 2032

Mark Intelligence

DAY ONE BIOPHARMACEUTICALS (Reg. #8189842) is a registered US trademark that has been protecting its owner, Day One Biopharmaceuticals, Inc., since 2023. The mark covers Class 005 (Pharmaceuticals, medical & veterinary preparations), Class 036 (Insurance, financial & real estate services), Class 041 (Education & entertainment services) and Class 042 (Scientific, technology & SaaS services) respectively. Goods and services include Pharmaceuticals, medical and veterinary preparations; sanitary preparations for medical purposes; dietetic food and subs.... The mark faced 1 opposition proceeding during prosecution.

FILED

Sep 21, 2023

SERIAL

98975225

REG#

8189842

REGISTERED

Mar 24, 2026

Owner

Applicant

Day One Biopharmaceuticals, Inc.

Entity

Corporation

State

Address

1800 Sierra Point Parkway, Suite 200, Brisbane, CA, 94005

Country

Attorney

NameMaury M. Tepper, III

Law firm

Maury M. Tepper, III Tepper & Eyster, PLLC

Address

3724 Benson Drive, Raleigh, NC 27609, United States

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Filing Information

StatusREGISTERED

Filing DateSep 21, 2023

Serial Number98975225

Registration No.8189842

Registration DateMar 24, 2026

Status DateMar 24, 2026

Published for OppositionMay 20, 2025

Mark TypeDesign with words

Status DescriptionLive and registered

Filing Signals

FILED

2023

YEARS AGO

CLASSES

MADRID FILINGS

—

Opposed 1× during prosecution

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Full Goods & Services

CLASSES

OFFICE

USPTO

COUNTRY

Class 005Pharmaceuticals, medical & veterinary preparations

US codes: 005, 006, 018, 044, 046, 051, 052

First use anywhere: Apr 23, 2024

First use in commerce: Apr 23, 2024

Class 036Insurance, financial & real estate services

US codes: 100, 101, 102

First use anywhere: Apr 23, 2024

First use in commerce: Apr 23, 2024

Financial, monetary and banking services; insurance services; real estate services.

Class 041Education & entertainment services

US codes: 100, 101, 107

First use anywhere: Apr 23, 2024

First use in commerce: Apr 23, 2024

Education; providing of training; entertainment; sporting and cultural activities.

Class 042Scientific, technology & SaaS services

US codes: 100, 101

First use anywhere: Jan 31, 2021

First use in commerce: Jan 31, 2021

Scientific and technological services and research and design relating thereto; industrial analysis, industrial research and industrial design services; quality control and authentication services; design and development of computer hardware and software.

This description is as filed with the USPTO and defines the scope of trademark protection.

Status History

42 events

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jul 16, 2026

TEAS CHANGE OF OWNER ADDRESS RECEIVED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jul 16, 2026

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

Jul 16, 2026

TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

Jul 16, 2026

ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jul 16, 2026

TEAS CHANGE OF CORRESPONDENCE RECEIVED

REGISTERED-PRINCIPAL REGISTER

Mar 24, 2026

REGISTERED-PRINCIPAL REGISTER

NOTICE OF REGISTRATION CONFIRMATION EMAILED

Mar 24, 2026

NOTICE OF REGISTRATION CONFIRMATION EMAILED

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

Mar 04, 2026

ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

Mar 04, 2026

NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED

STATEMENT OF USE PROCESSING COMPLETE

Feb 08, 2026

STATEMENT OF USE PROCESSING COMPLETE

TEAS STATEMENT OF USE RECEIVED

Jan 13, 2026

TEAS STATEMENT OF USE RECEIVED

USE AMENDMENT FILED

Jan 13, 2026

USE AMENDMENT FILED

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

Jul 15, 2025

NOA E-MAILED - SOU REQUIRED FROM APPLICANT

PUBLISHED FOR OPPOSITION

May 20, 2025

PUBLISHED FOR OPPOSITION

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

May 20, 2025

OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

May 14, 2025

NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED

APPROVED FOR PUB - PRINCIPAL REGISTER

Apr 21, 2025

APPROVED FOR PUB - PRINCIPAL REGISTER

TEAS REQUEST FOR RECONSIDERATION RECEIVED

Apr 09, 2025

TEAS REQUEST FOR RECONSIDERATION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Apr 09, 2025

CORRESPONDENCE RECEIVED IN LAW OFFICE

TEAS/EMAIL CORRESPONDENCE ENTERED

Apr 09, 2025

TEAS/EMAIL CORRESPONDENCE ENTERED

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

Jan 10, 2025

APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED

FINAL REFUSAL E-MAILED

Jan 10, 2025

FINAL REFUSAL E-MAILED

NOTIFICATION OF FINAL REFUSAL EMAILED

Jan 10, 2025

NOTIFICATION OF FINAL REFUSAL EMAILED

TEAS CHANGE OF OWNER ADDRESS RECEIVED

Jan 10, 2025

TEAS CHANGE OF OWNER ADDRESS RECEIVED

FINAL REFUSAL WRITTEN

Jan 10, 2025

FINAL REFUSAL WRITTEN

TEAS CHANGE OF CORRESPONDENCE RECEIVED

Jan 10, 2025

TEAS CHANGE OF CORRESPONDENCE RECEIVED

DIVISIONAL PROCESSING COMPLETE

Oct 15, 2024

DIVISIONAL PROCESSING COMPLETE

CASE ASSIGNED TO INTENT TO USE PARALEGAL

Oct 11, 2024

CASE ASSIGNED TO INTENT TO USE PARALEGAL

TEAS/EMAIL CORRESPONDENCE ENTERED

Sep 10, 2024

TEAS/EMAIL CORRESPONDENCE ENTERED

TEAS REQUEST TO DIVIDE RECEIVED

Sep 09, 2024

TEAS REQUEST TO DIVIDE RECEIVED

TEAS RESPONSE TO OFFICE ACTION RECEIVED

Sep 09, 2024

TEAS RESPONSE TO OFFICE ACTION RECEIVED

CORRESPONDENCE RECEIVED IN LAW OFFICE

Sep 09, 2024

CORRESPONDENCE RECEIVED IN LAW OFFICE

DIVISIONAL REQUEST RECEIVED

Sep 09, 2024

DIVISIONAL REQUEST RECEIVED

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

Jun 06, 2024

APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

Jun 06, 2024

APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED

NON-FINAL ACTION WRITTEN

Mar 08, 2024

NON-FINAL ACTION WRITTEN

NON-FINAL ACTION E-MAILED

Mar 08, 2024

NON-FINAL ACTION E-MAILED

NOTIFICATION OF NON-FINAL ACTION E-MAILED

Mar 08, 2024

NOTIFICATION OF NON-FINAL ACTION E-MAILED

ASSIGNED TO EXAMINER

Feb 27, 2024

ASSIGNED TO EXAMINER

NOTICE OF DESIGN SEARCH CODE E-MAILED

Oct 10, 2023

NOTICE OF DESIGN SEARCH CODE E-MAILED

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

Oct 09, 2023

NEW APPLICATION OFFICE SUPPLIED DATA ENTERED

NEW APPLICATION ENTERED

Sep 25, 2023

NEW APPLICATION ENTERED

DAY ONE BIOPHARMACEUTICALS

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Other Marks by Day One Biopharmaceuticals, Inc.

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