| Serial Number | 79435220 |
| Word Mark | CALIBRION |
| Filing Date | Monday, May 5, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, November 25, 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, November 25, 2025 |
| Goods and Services | Software as a service (SaaS) for creating training datasets and data annotation for customizing large language models (LLMs), used for fine-tuning, customization, and calibration of LLMs to domain-specific use cases. |
| International Class | 042 - Scientific and technological services and research and design relating thereto; industrial analysis and research services; design and development of computer hardware and software. |
| US Class Codes | 100, 101 |
| Class Status Code | 6 - Active |
| Class Status Date | Thursday, October 23, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | NOT AVAILABLE |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 01 - Individual |
| Address | DE |
| Party Name | NOT AVAILABLE |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 01 - Individual |
| Address | DE |
| Event Date | Event Description |
| Thursday, October 23, 2025 | SN ASSIGNED FOR SECT 66A APPL FROM IB |
| Sunday, October 26, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Sunday, October 26, 2025 | APPLICATION FILING RECEIPT MAILED |
| Monday, October 27, 2025 | ASSIGNED TO EXAMINER |
| Monday, October 27, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, November 19, 2025 | NOTICE OF PUBLICATION |
| Tuesday, November 25, 2025 | PUBLISHED FOR OPPOSITION |