| Serial Number | 99514430 |
| Word Mark | HIFIBIO THERAPEUTICS |
| Filing Date | Monday, November 24, 2025 |
| Status | 661 - RESPONSE AFTER NON-FINAL ACTION - ENTERED |
| Status Date | Tuesday, June 2, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 4 - Illustration: Drawing with word(s) / letter(s) / number(s) in Block form |
| Published for Opposition Date | NOT AVAILABLE |
| NOT AVAILABLE | "THERAPEUTICS" |
| 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 | Monday, November 24, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, June 3, 2019 |
| First Use In Commerce Date | Monday, June 3, 2019 |
| Party Name | HiFiBiO Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Cambridge, MA 02139 US |
| Event Date | Event Description |
| Monday, November 24, 2025 | NEW APPLICATION ENTERED |
| Monday, November 24, 2025 | APPLICATION FILING RECEIPT MAILED |
| Thursday, February 12, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, February 16, 2026 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Monday, February 16, 2026 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Monday, February 16, 2026 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Monday, February 16, 2026 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Monday, February 16, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Monday, March 30, 2026 | ASSIGNED TO EXAMINER |
| Wednesday, April 1, 2026 | NON-FINAL ACTION WRITTEN |
| Wednesday, April 1, 2026 | NON-FINAL ACTION E-MAILED |
| Wednesday, April 1, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, June 2, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Tuesday, June 2, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Tuesday, June 2, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |