EUIPO trademark

ZKSYNC STACK

RegisteredEUIPOWord markClass 9Class 42

"ZKSYNC STACK" is a word mark owned by Matter Labs, filed at the EUIPO on June 25, 2025. It is registered and covers classes 9 and 42.

View Matter Labs portfolioGet this data via the API
Official EUIPO record
ZKSYNC STACK
Word mark as filed with the EUIPO
Status
Registered
Since November 18, 2025
Filed
June 25, 2025
Registered
November 15, 2025
Expires
June 25, 2035
Application no.
019207504
Registration no.
019207504
Office
EUIPO
European Union Intellectual Property Office
Mark type
Word mark
2 classes
Ownership

Who owns ZKSYNC STACK

The owner on file, matched to the company behind it. Every owner-name spelling for that company is grouped on its page.

Owner

Matter Labs

39 trademarks in the portfolioView company

Representative

Bristows LLP

Bristows LLP

Goods and services

What the mark covers

The products and services ZKSYNC STACK is filed for, grouped by Nice class.

  • 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

  • Providing use of online non-downloadable computer software, namely, providing access to programming code for use in building blockchains; Providing use of online non-downloadable computer software, namely, providing access to programming code for use in building and modifying applications on the blockchain; Providing use of online non-downloadable computer software, namely, providing access to programming code for use in developing scalable, modular, customizable, interoperable blockchain applications for single and multiple blockchains

History

What has happened so far

Steps recorded by the EUIPO, newest first.

  1. Bulletin 2025/218 Section B.1
  2. Bulletin 2025/146 Section A.1
FAQ

About ZKSYNC STACK

Who owns the trademark "ZKSYNC STACK"?

The EUIPO trademark "ZKSYNC STACK" (application 019207504) is owned by Matter Labs.

What is the status of "ZKSYNC STACK"?

Its status at the EUIPO is: registered.

When was "ZKSYNC STACK" registered?

It was registered on November 15, 2025 and is due to expire on June 25, 2035.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull ZKSYNC STACK and marks like it into your own product with one request.

  • GET/v1/trademarks/{id}

    The full record: owners, classes, dates and images

  • GET/v1/trademarks/{id}/events

    Every step in the office history

  • GET/v1/proceedings?trademark_id={id}

    Oppositions and cancellations against the mark

Get API keyView docs
GET /v1/trademarks/{id}
ID=tm_019d47c3-a995-70fd-a610-e409d2cdb26f
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d47c3-a995-70fd-a610-e409d2cdb26f",
  "object": "trademark",
  "mark_text": "ZKSYNC STACK",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "EM",
  "application_number": "019207504",
  "filing_date": "2025-06-25",
  "nice_classes": [
    9,
    42
  ],
  "owners": [
    {
      "name": "Matter Labs",
      "entity_id": "ent_019eb70c-383f-73ae-b431-19fe0f2290f8"
    }
  ]
}