| Serial Number | 99300830 |
| Word Mark | MFFU |
| Filing Date | Thursday, July 24, 2025 |
| Status | 681 - PUBLICATION/ISSUE REVIEW COMPLETE |
| Status Date | Tuesday, January 13, 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, February 3, 2026 |
| Goods and Services | Clean room installations; ventilation fans for clean room installations; air filters for heating, ventilating, and air conditioning (HVAC) systems for clean rooms |
| International Class | 011 - Apparatus for lighting, heating, steam generating, cooking, refrigerating, drying, ventilating, water supply, and sanitary purposes. |
| US Class Codes | 013, 021, 023, 024, 031, 034 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, July 24, 2025 |
| Primary Code | 011 |
| First Use Anywhere Date | Friday, December 12, 2025 |
| First Use In Commerce Date | Friday, December 12, 2025 |
| Party Name | Airtex Manufacturing Partnership |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 99 - Other |
| Address | Calgary T2G4C8 CA |
| Event Date | Event Description |
| Thursday, July 24, 2025 | NEW APPLICATION ENTERED |
| Thursday, July 24, 2025 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, December 2, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, December 10, 2025 | ASSIGNED TO EXAMINER |
| Friday, December 12, 2025 | SUSPENSION LETTER WRITTEN |
| Friday, December 12, 2025 | LETTER OF SUSPENSION E-MAILED |
| Friday, December 12, 2025 | NOTIFICATION OF LETTER OF SUSPENSION E-MAILED |
| Friday, December 19, 2025 | TEAS RESPONSE TO SUSPENSION INQUIRY RECEIVED |
| Friday, December 19, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, December 19, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Wednesday, December 24, 2025 | NON-FINAL ACTION WRITTEN |
| Wednesday, December 24, 2025 | NON-FINAL ACTION E-MAILED |
| Wednesday, December 24, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, January 6, 2026 | TEAS AMENDMENT OF USE RECEIVED |
| Tuesday, January 6, 2026 | USE AMENDMENT FILED |
| Tuesday, January 6, 2026 | AMENDMENT TO USE PROCESSING COMPLETE |
| Wednesday, January 7, 2026 | USE AMENDMENT ACCEPTED |
| Wednesday, January 7, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |