| Serial Number | 98102340 |
| Word Mark | OP STACK |
| Filing Date | Wednesday, July 26, 2023 |
| Status | 762 - EX PARTE APPEAL TERMINATED |
| Status Date | Tuesday, January 27, 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 | NOT AVAILABLE |
| Goods and Services | Providing downloadable computer software, namely, providing access to programming code for use in building blockchains; Providing downloadable computer software, namely, providing access to programming code for use in developing applications exclusively on the blockchain; Providing downloadable computer software, namely, providing access to programming code for use in developing scalable, modular, interoperable blockchain applications for single and multiple blockchains |
| NOT AVAILABLE | "STACK" |
| 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 | Thursday, August 24, 2023 |
| Primary Code | 009 |
| First Use Anywhere Date | NOT AVAILABLE |
| First Use In Commerce Date | NOT AVAILABLE |
| Party Name | OP Labs PBC |
| Party Type | 10 - Original Applicant |
| Legal Entity Type | 99 - Other |
| Address | Sausalito, CA 94965 |
| Event Date | Event Description |
| Saturday, July 29, 2023 | NEW APPLICATION ENTERED |
| Thursday, August 24, 2023 | NEW APPLICATION OFFICE SUPPLIED DATA ENTERED |
| Thursday, March 28, 2024 | ASSIGNED TO EXAMINER |
| Wednesday, April 3, 2024 | NON-FINAL ACTION WRITTEN |
| Wednesday, April 3, 2024 | NON-FINAL ACTION E-MAILED |
| Wednesday, April 3, 2024 | NOTIFICATION OF NON-FINAL ACTION E-MAILED |
| Thursday, June 27, 2024 | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED |
| Thursday, June 27, 2024 | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED |
| Thursday, October 3, 2024 | TEAS RESPONSE TO OFFICE ACTION RECEIVED |
| Thursday, October 3, 2024 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Thursday, October 3, 2024 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Wednesday, October 30, 2024 | FINAL REFUSAL WRITTEN |
| Wednesday, October 30, 2024 | FINAL REFUSAL E-MAILED |
| Wednesday, October 30, 2024 | NOTIFICATION OF FINAL REFUSAL EMAILED |
| Friday, December 27, 2024 | APPLICATION EXTENSION TO RESPONSE PERIOD - RECEIVED |
| Friday, December 27, 2024 | APPLICATION EXTENSION GRANTED/RECEIPT PROVIDED |
| Monday, April 28, 2025 | EXPARTE APPEAL RECEIVED AT TTAB |
| Monday, April 28, 2025 | JURISDICTION RESTORED TO EXAMINING ATTORNEY |
| Monday, April 28, 2025 | EX PARTE APPEAL-INSTITUTED |
| Monday, April 28, 2025 | TEAS REQUEST FOR RECONSIDERATION RECEIVED |
| Wednesday, May 7, 2025 | ASSIGNED TO LIE |
| Wednesday, May 7, 2025 | CORRESPONDENCE RECEIVED IN LAW OFFICE |
| Wednesday, May 7, 2025 | TEAS/EMAIL CORRESPONDENCE ENTERED |
| Friday, October 3, 2025 | ACTION CONTINUING FINAL - COMPLETED |
| Friday, October 3, 2025 | ACTION DENYING REQ FOR RECON E-MAILED |
| Friday, October 3, 2025 | NOTIFICATION OF ACTION DENYING REQ FOR RECON E-MAILED |
| Tuesday, December 16, 2025 | EXPARTE APPEAL DISMISSED - FAILURE TO FILE BRIEF |
| Tuesday, January 27, 2026 | EXPARTE APPEAL TERMINATED |