| Serial Number | 99529735 |
| Word Mark | MAYO CLINIC MASSFIX |
| Filing Date | Thursday, December 4, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, June 30, 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 | Tuesday, June 30, 2026 |
| NOT AVAILABLE | "CLINIC" |
| Goods and Services | Medical diagnostic services; Medical testing for diagnostic or treatment purposes |
| Pseudo Mark | MAYO CLINIC MASS FIX |
| International Class | 044 - Medical services; veterinary services; hygienic and beauty care for human beings or animals; agriculture, horticulture and forestry services. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, December 4, 2025 |
| Primary Code | 044 |
| First Use Anywhere Date | Monday, June 9, 2025 |
| First Use In Commerce Date | Monday, June 9, 2025 |
| Party Name | Mayo Foundation for Medical Education and Research |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 54 - NOT AVAILABLE |
| Address | Rochester, MN 55905 US |
| Party Name | Mayo Foundation for Medical Education and Research |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 54 - NOT AVAILABLE |
| Address | Rochester, MN 55905 US |
| Event Date | Event Description |
| Thursday, December 4, 2025 | NEW APPLICATION ENTERED |
| Thursday, December 4, 2025 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, January 13, 2026 | TEAS CHANGE OF OWNER ADDRESS RECEIVED |
| Tuesday, January 13, 2026 | APPLICANT/CORRESPONDENCE CHANGES (NON-RESPONSIVE) ENTERED |
| Tuesday, January 13, 2026 | TEAS REVOKE/APP/CHANGE ADDR OF ATTY/DOM REP RECEIVED |
| Tuesday, January 13, 2026 | ATTORNEY/DOM.REP.REVOKED AND/OR APPOINTED |
| Tuesday, January 13, 2026 | TEAS CHANGE OF CORRESPONDENCE RECEIVED |
| Thursday, February 12, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, April 8, 2026 | ASSIGNED TO EXAMINER |
| Tuesday, April 21, 2026 | NON-FINAL ACTION WRITTEN |
| Tuesday, April 21, 2026 | NON-FINAL ACTION E-MAILED |
| Tuesday, April 21, 2026 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, June 3, 2026 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Wednesday, June 3, 2026 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, June 3, 2026 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Thursday, June 4, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 24, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, June 30, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 30, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |