| Serial Number | 99066451 |
| Word Mark | CLAYGUARD |
| Filing Date | Tuesday, March 4, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, September 9, 2025 |
| 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, September 9, 2025 |
| Goods and Services | Chemical additives for drilling muds; Chemical fracturing fluids for use in the oil and gas industry |
| International Class | 001 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry; unprocessed artificial resins; unprocessed plastics; manures; fire extinguishing compositions; tempering and soldering preparations; chemical substances for preserving foodstuffs; tanning substances; adhesives used in industry. |
| US Class Codes | 001, 005, 006, 010, 026, 046 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, March 4, 2025 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | The Lubrizol Corporation |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 03 - Corporation |
| Address | Wickliffe, OH 44092-2298 |
| Party Name | The Lubrizol Corporation |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Wickliffe, OH 44092-2298 |
| Event Date | Event Description |
| Tuesday, March 4, 2025 | NEW APPLICATION ENTERED |
| Tuesday, March 4, 2025 | APPLICATION FILING RECEIPT MAILED |
| Thursday, July 10, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, August 6, 2025 | ASSIGNED TO EXAMINER |
| Wednesday, September 3, 2025 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, September 9, 2025 | PUBLISHED FOR OPPOSITION |
| Tuesday, September 9, 2025 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Monday, August 11, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |