| Serial Number | 99548637 |
| Word Mark | SUSTAINAIRX |
| Filing Date | Monday, December 15, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, May 19, 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, May 19, 2026 |
| Goods and Services | Air filters for industrial installations; Air filters for industrial use; Air filters for industrial purposes; Air filters for HVAC units; Filters for use with apparatus for ventilating; Filters for air purifiers; Air filtering units |
| Pseudo Mark | SUSTAIN AIR X |
| 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 | Monday, December 15, 2025 |
| Primary Code | 011 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Superior Felt & Filtration, LLC |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | McHenry, IL 60050 US |
| Party Name | Superior Felt & Filtration, LLC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | McHenry, IL 60050 US |
| Event Date | Event Description |
| Monday, December 15, 2025 | NEW APPLICATION ENTERED |
| Monday, December 15, 2025 | APPLICATION FILING RECEIPT MAILED |
| Friday, February 13, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Friday, April 17, 2026 | ASSIGNED TO EXAMINER |
| Friday, April 17, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, May 13, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, May 19, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, May 19, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |