| Serial Number | 98677589 |
| Word Mark | S CHAINSTACK |
| Filing Date | Thursday, August 1, 2024 |
| Status | 802 - REQUEST FOR EXTENSION OF TIME TO FILE OPPOSITION |
| Status Date | Monday, July 21, 2025 |
| 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, June 24, 2025 |
| Pseudo Mark | CHAIN STACK |
| Indication of Colors claimed | Color is not claimed as a feature of the mark. |
| Goods and Services | Providing online, non-downloadable software for blockchain network, infrastructure and application operation and management; providing online, non-downloadable application programming interface (API) software for providing unified access to data from multiple blockchain nodes; providing online, non-downloadable software for developing, building, integrating, managing and operating distributed computing systems and distributed applications; electronic distributed storage of data; providing temporary use of online, non-downloadable software for distributed storage of data; providing online, non-downloadable software for digital identity management; testing of applications and networks to assess information security vulnerability; testing of security systems; providing online, non-downloadable software for developing, building and operating Web3 applications; Platform as a Service (PAAS) featuring computer software platforms for use in the management and operation of blockchain networks; Platform as a Service (PAAS) featuring application programming interface (API) software for accessing data from blockchain nodes, managing blockchain infrastructure and deployments, and application management; providing online, non-downloadable software development tools for creating blockchain-based applications; application service provider featuring application programming interface (API) software; Software as a Service (SaaS) services featuring software for developing, managing, operating, implementing blockchain applications, infrastructure and networks; cloud hosting provider services; providing online, non-downloadable software for data security; data security consultancy |
| 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, August 1, 2024 |
| Primary Code | 042 |
| First Use Anywhere Date | Thursday, May 31, 2018 |
| First Use In Commerce Date | Thursday, February 28, 2019 |
| Party Name | Chainstack Pte. Ltd. |
| Party Type | 20 - Owner at Publication |
| Legal Entity Type | 24 - NOT AVAILABLE |
| Address | Singapore 038988 SG |
| Party Name | Chainstack Pte. Ltd. |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 24 - NOT AVAILABLE |
| Address | Singapore 038988 SG |
| Event Date | Event Description |
| Thursday, August 1, 2024 | NEW APPLICATION ENTERED |
| Monday, February 17, 2025 | NOTICE OF DESIGN SEARCH CODE E-MAILED |
| Monday, February 17, 2025 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Tuesday, February 18, 2025 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Tuesday, February 18, 2025 | NON-FINAL ACTION E-MAILED |
| Tuesday, February 18, 2025 | NON-FINAL ACTION WRITTEN |
| Tuesday, February 18, 2025 | ASSIGNED TO EXAMINER |
| Friday, May 16, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Friday, May 16, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Friday, May 16, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Tuesday, June 24, 2025 | PUBLISHED FOR OPPOSITION |
| Tuesday, June 24, 2025 | OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED |
| Monday, May 19, 2025 | APPROVED FOR PUB - PRINCIPAL REGISTER |
| Wednesday, June 18, 2025 | NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED |
| Monday, July 21, 2025 | EXTENSION OF TIME TO OPPOSE RECEIVED |