USPTO trademark record

ZK STACK

Live mark · Owner Matter Labs · Classes 9, 42

Mark details

Owner: Matter Labs
Serial number: 98422602
Registration number: Not registered
Status: FINAL REFUSAL - MAILED
Classes: 9 (Software / electronics / downloadable media), 42 (Software / tech services (SaaS, design, hosting))
Filed: 2024-02-27
Registered: —
Goods / 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 fo…

Register data as of 2026-11-09. Records can trail live filings — check the official USPTO search for the latest status before filing.

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