| Serial Number | 99294378 |
| Word Mark | SAIRSET |
| Filing Date | Monday, July 21, 2025 |
| Status | 681 - PUBLICATION/ISSUE REVIEW COMPLETE |
| Status Date | Thursday, February 5, 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 24, 2026 |
| Pseudo Mark | IT IS AIR SET |
| Goods and Services | heat resisting cements; fireclay, firebricks, and cements for firebrick; cement; mortar for building |
| International Class | 019 - Building materials (non-metallic); nonmetallic rigid pipes for building; asphalt, pitch and bitumen; nonmetallic transportable buildings; monuments, not of metal. |
| US Class Codes | 001, 012, 033, 050 |
| Class Status Code | 6 - Active |
| Class Status Date | Monday, July 21, 2025 |
| Primary Code | 019 |
| First Use Anywhere Date | Wednesday, November 30, 1927 |
| First Use In Commerce Date | Saturday, January 31, 2009 |
| Party Name | HarbisonWalker International, Inc. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Pittsburgh, PA 15275 |
| Event Date | Event Description |
| Monday, July 21, 2025 | NEW APPLICATION ENTERED |
| Monday, July 21, 2025 | APPLICATION FILING RECEIPT MAILED |
| Tuesday, July 22, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, November 20, 2025 | ASSIGNED TO EXAMINER |
| Sunday, November 30, 2025 | NON-FINAL ACTION WRITTEN |
| Sunday, November 30, 2025 | NON-FINAL ACTION E-MAILED |
| Sunday, November 30, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Monday, February 2, 2026 | EXAMINERS AMENDMENT -WRITTEN |
| Monday, February 2, 2026 | EXAMINERS AMENDMENT E-MAILED |
| Monday, February 2, 2026 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Monday, February 2, 2026 | EXAMINER'S AMENDMENT ENTERED |
| Monday, February 2, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |