| Serial Number | 99502040 |
| Word Mark | CLAYCHEK |
| Filing Date | Tuesday, November 18, 2025 |
| Status | 680 - APPROVED FOR PUBLICATION |
| Status Date | Thursday, March 26, 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 | NOT AVAILABLE |
| Pseudo Mark | CLAY CHEK |
| Pseudo Mark | CLAY CHECK |
| Goods and Services | Chemical additives for fracturing fluid for use in oil and gas wells; Chemical additives for lubricants; Chemicals used in oil and gas well stimulation; Chemicals for use in oil and gas well fracturing; Chemicals for use in industry and science; Chemicals, namely, clay stabilizers; Chemicals, namely, stabilize and prevent hydration and swelling in clay |
| 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, November 18, 2025 |
| Primary Code | 001 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | SCIDEV ENERGY SERVICES, INC. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | Houston, TX 77041 US |
| Event Date | Event Description |
| Tuesday, November 18, 2025 | NEW APPLICATION ENTERED |
| Tuesday, November 18, 2025 | APPLICATION FILING RECEIPT MAILED |
| Thursday, February 12, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, March 25, 2026 | ASSIGNED TO EXAMINER |
| Wednesday, March 25, 2026 | EXAMINERS AMENDMENT -WRITTEN |
| Wednesday, March 25, 2026 | EXAMINERS AMENDMENT E-MAILED |
| Wednesday, March 25, 2026 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Wednesday, March 25, 2026 | EXAMINER'S AMENDMENT ENTERED |
| Thursday, March 26, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |