| Serial Number | 88719553 |
| Word Mark | DAY ONE BIOPHARMACEUTICALS |
| Filing Date | Monday, December 9, 2019 |
| Status | 700 - REGISTERED |
| Status Date | Tuesday, November 10, 2020 |
| Registration Number | 6196859 |
| Registration Date | Tuesday, November 10, 2020 |
| Mark Drawing | 4000 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | Tuesday, April 21, 2020 |
| Pseudo Mark | DAY ONE BIOLOGICAL PHARMACEUTICALS; DAY 1 BIOLOGICAL PHARMACEUTICALS |
| Disclaimer with Predetermined Text | "BIOPHARMACEUTICALS" |
| Goods and Services | Research and development in the pharmaceutical and biotechnology fields |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, December 12, 2019 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, December 9, 2019 |
| First Use In Commerce Date | Monday, December 9, 2019 |
| Party Name | DAY ONE BIOPHARMACEUTICALS, INC. |
| Party Type | 31 - New Owner After Registration |
| Legal Entity Type | 03 - Corporation |
| Address | Brisbane, CA 94005 |
| Party Name | Day One Therapeutics, Inc. |
| Party Type | 30 - Original Registrant |
| Legal Entity Type | 03 - Corporation |
| Address | Menlo Park, CA 94025 |
| Party Name | Day One Therapeutics, Inc. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Menlo Park, CA 94025 |
| Party Name | Day One Therapeutics, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Menlo Park, CA 94025 |
| Event Date | Event Description |
| Friday, September 22, 2023 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Friday, September 22, 2023 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Friday, September 22, 2023 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Friday, September 22, 2023 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Friday, September 22, 2023 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Wednesday, February 3, 2021 | AUTOMATIC UPDATE OF ASSIGNMENT OF OWNERSHIP |
| Tuesday, November 10, 2020 | REGISTERED-PRINCIPAL REGISTER |
| Saturday, October 3, 2020 | NOTICE OF ACCEPTANCE OF STATEMENT OF USE E-MAILED |
| Friday, October 2, 2020 | ALLOWED PRINCIPAL REGISTER - SOU ACCEPTED |
| Monday, September 21, 2020 | STATEMENT OF USE PROCESSING COMPLETE |
| Friday, September 4, 2020 | USE AMENDMENT FILED |
| Monday, September 21, 2020 | CASE ASSIGNED TO INTENT TO USE PARALEGAL |
| Friday, September 4, 2020 | TEAS STATEMENT OF USE RECEIVED |
| Tuesday, June 16, 2020 | NOA E-MAILED - SOU REQUIRED FROM APPLICANT |
| Tuesday, April 21, 2020 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Tuesday, April 21, 2020 | PUBLISHED FOR OPPOSITION |
| Wednesday, April 1, 2020 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Wednesday, March 18, 2020 | ASSIGNED TO LIE |
| Wednesday, March 11, 2020 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, March 11, 2020 | EXAMINER'S AMENDMENT ENTERED |
| Wednesday, March 11, 2020 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Wednesday, March 11, 2020 | EXAMINERS AMENDMENT E-MAILED |
| Wednesday, March 11, 2020 | EXAMINERS AMENDMENT -WRITTEN |
| Tuesday, March 10, 2020 | ASSIGNED TO EXAMINER |
| Thursday, December 12, 2019 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, December 12, 2019 | NEW APPLICATION ENTERED |