| Serial Number | 99493619 |
| Word Mark | OCA |
| Filing Date | Wednesday, November 12, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, April 28, 2026 |
| Registration Number | 0000000 |
| Registration Date | NOT AVAILABLE |
| Mark Drawing | 5 - Drawing with word(s) / letter(s) / number(s) in Stylized form |
| Published for Opposition Date | Tuesday, April 28, 2026 |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
| Description of Mark | The mark consists of stylized letters "OCA". |
| Goods and Services | Development of voluntary standards for chiplet interoperability, chiplet design, System on Chip (SoC) design, and System in Package (SiP) design; Providing technology information in the field of chiplet interoperability, chiplet design, System on Chip (SoC) design, and System in Package (SiP) design |
| Pseudo Mark | OPEN CHIPLET ARCHITECTURE |
| Pseudo Mark | OPEN CHIPLET ATLAS |
| 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 | Wednesday, November 12, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, September 22, 2025 |
| First Use In Commerce Date | Monday, September 22, 2025 |
| Party Name | Tenstorrent AI ULC |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 99 - Other |
| Address | Toronto, ON M3C3E5 CA |
| Party Name | Tenstorrent AI ULC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 99 - Other |
| Address | Toronto, ON M3C3E5 CA |
| Event Date | Event Description |
| Wednesday, November 12, 2025 | NEW APPLICATION ENTERED |
| Wednesday, November 12, 2025 | APPLICATION FILING RECEIPT MAILED |
| Wednesday, March 18, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Monday, March 23, 2026 | ASSIGNED TO EXAMINER |
| Wednesday, April 1, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, April 22, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, April 28, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, April 28, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |