| Serial Number | 98422602 |
| Word Mark | ZK STACK |
| Filing Date | Tuesday, February 27, 2024 |
| Status | 645 - FINAL REFUSAL - MAILED |
| Status Date | Wednesday, February 19, 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 | NOT AVAILABLE |
| Goods and Services | Providing downloadable computer software for providing access to programming code for use in building blockchains; Providing downloadable computer software for providing access to programming code for use in developing applications on the blockchain; Providing downloadable computer software for providing access to programming code for use in developing scalable, modular, customizable, interoperable blockchain applications for single and multiple blockchains |
| Pseudo Mark | ZERO KNOWLEDGE STACK |
| NOT AVAILABLE | ZK |
| Goods and Services | Providing use of online non-downloadable computer software for providing access to programming code for use in building blockchains; Providing use of online non-downloadable computer software for providing access to programming code for use in building and modifying applications on the blockchain; Providing use of online non-downloadable computer software for providing access to programming code for use in developing scalable, modular, customizable, interoperable blockchain applications for single and multiple blockchains |
| International Class | 009 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments; apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling electricity; apparatus for recording, transmission or reproduction of sound or images; magnetic data carriers, recording discs; automatic vending machines and mechanisms for coin operated apparatus; cash registers, calculating machines, data processing equipment and computers; fire extinguishing apparatus. |
| US Class Codes | 021, 023, 026, 036, 038 |
| Class Status Code | 6 - Active |
| Class Status Date | Tuesday, February 27, 2024 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| 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 | Tuesday, February 27, 2024 |
| Primary Code | 042 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | Matter Labs |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 03 - Corporation |
| Address | George Town KY1-9008 KY |
| Event Date | Event Description |
| Tuesday, February 27, 2024 | NEW APPLICATION ENTERED |
| Sunday, July 7, 2024 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Saturday, September 14, 2024 | ASSIGNED TO EXAMINER |
| Wednesday, October 16, 2024 | NON-FINAL ACTION E-MAILED |
| Wednesday, October 16, 2024 | NON-FINAL ACTION WRITTEN |
| Thursday, January 16, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, October 16, 2024 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Wednesday, February 19, 2025 | NOTIFICATION OF FINAL REFUSAL EMAILED |
| Wednesday, February 19, 2025 | FINAL REFUSAL WRITTEN |
| Wednesday, February 19, 2025 | FINAL REFUSAL E-MAILED |
| Thursday, January 16, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Thursday, January 16, 2025 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |