| Serial Number | 99432007 |
| Word Mark | GHOSTSTAMP |
| Filing Date | Wednesday, October 8, 2025 |
| Status | 686 - PUBLISHED FOR OPPOSITION |
| Status Date | Tuesday, April 14, 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, April 14, 2026 |
| Goods and Services | Software as a service (SAAS) services featuring software for cryptographic timestamping, digital content fingerprinting, digital watermarking, digital signature verification, creating and maintaining transparency logs, and issuance and verification of proof of attestation receipts for digital artifacts; Software as a service (SAAS) services featuring software for creating, minting, and managing digital collectibles authenticated by non-fungible tokens (NFTs); Authentication, issuance and validation of digital certificates; Issuance and validation of digital certificates |
| 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, October 8, 2025 |
| Primary Code | 042 |
| First Use Anywhere Date | Monday, June 30, 2025 |
| First Use In Commerce Date | Monday, September 29, 2025 |
| Party Name | Stellar Quanta Labs |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Sheridan, WY 82801 US |
| Party Name | Stellar Quanta Labs |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 16 - Limited Liability Company |
| Address | Sheridan, WY 82801 US |
| Event Date | Event Description |
| Wednesday, October 8, 2025 | NEW APPLICATION ENTERED |
| Wednesday, October 8, 2025 | APPLICATION FILING RECEIPT MAILED |
| Wednesday, February 11, 2026 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Wednesday, February 25, 2026 | ASSIGNED TO EXAMINER |
| Monday, March 9, 2026 | EXAMINERS AMENDMENT -WRITTEN |
| Monday, March 9, 2026 | EXAMINERS AMENDMENT E-MAILED |
| Monday, March 9, 2026 | NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED |
| Monday, March 9, 2026 | EXAMINER'S AMENDMENT ENTERED |
| Monday, March 16, 2026 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, April 8, 2026 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Tuesday, April 14, 2026 | PUBLISHED FOR OPPOSITION |
| Tuesday, April 14, 2026 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |