ZKSYNC STACK
Live / Allowed — Notice of allowance issued (as of 03 Feb 2026)
What this means for you
Approved and waiting on proof of use. It will register unless the applicant drops it, and its 16 Jun 2025 filing date already counts against anyone who files later.
Record
- Serial number
- 99235590
- Mark type
- Stylized text
- Filed
- 16 Jun 2025
- Published for opposition
- 09 Dec 2025
- Attorney of record
- Kimberly Maynard
Goods and services
- Class 009 — Scientific and electric apparatus: Downloadable computer software for providing access to programming code for use in building blockchains; Downloadable computer software for providing access to programming code for use in developing applications on the blockchain; Downloadable computer software for providing access to programming code for use in developing scalable, modular, customizable, interoperable blockchain applications for single and multiple blockchains
- Class 042 — Scientific and technological 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
Owner
- Matter Labs, Georgetown, KY
- Matter Labs, Georgetown, KY
Prior registrations
Prosecution history
- 03 Feb 2026 — NOA E-MAILED - SOU REQUIRED FROM APPLICANT
- 09 Dec 2025 — OFFICIAL GAZETTE PUBLICATION CONFIRMATION E-MAILED
- 09 Dec 2025 — PUBLISHED FOR OPPOSITION
- 03 Dec 2025 — NOTIFICATION OF NOTICE OF PUBLICATION E-MAILED
- 14 Nov 2025 — APPROVED FOR PUB - PRINCIPAL REGISTER
- 14 Nov 2025 — EXAMINER'S AMENDMENT ENTERED
- 14 Nov 2025 — NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
- 14 Nov 2025 — EXAMINERS AMENDMENT E-MAILED
- 14 Nov 2025 — EXAMINERS AMENDMENT -WRITTEN
- 06 Nov 2025 — EXAMINER'S AMENDMENT ENTERED
- 06 Nov 2025 — NOTIFICATION OF EXAMINERS AMENDMENT E-MAILED
- 06 Nov 2025 — EXAMINERS AMENDMENT E-MAILED
- 06 Nov 2025 — EXAMINERS AMENDMENT -WRITTEN
- 04 Nov 2025 — ASSIGNED TO EXAMINER
- 22 Oct 2025 — NEW APPLICATION OFFICE SUPPLIED DATA ENTERED