EUIPO trademark

K3S

RegisteredEUIPOWord markClass 9

"K3S" is a word mark owned by The Linux Foundation, filed at the EUIPO on March 26, 2025. It is registered and covers class 9 (Computers and Scientific Devices).

View The Linux Foundation portfolioGet this data via the API
Official EUIPO record
K3S
Word mark as filed with the EUIPO
Status
Registered
Filed
March 26, 2025
Registered
August 7, 2025
Expires
March 26, 2035
Application no.
019163116
Registration no.
019163116
Office
EUIPO
European Union Intellectual Property Office
Mark type
Word mark
1 class
Ownership

Who owns K3S

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

Owner

The Linux Foundation

591 trademarks in the portfolioView company

Representative

Fieldfisher (Belgium) LLP

Fieldfisher (Belgium) LLP

Goods and services

What the mark covers

The products and services K3S is filed for, grouped by Nice class.

  • Downloadable container orchestration software for accessing, browsing, sharing, defining, maintaining, virtualizing and communicating information over computer networks, servers and secure private networks; downloadable computer software for use by software developers and computer network operators in creating, managing, controlling, changing, replicating, deploying, naming and linking information over computer networks, servers and secure private networks to schedule and run containers on clusters of physical or virtual machines; downloadable computer software for running web applications, namely, software for automating deployment, scaling and management of containerized applications; downloadable computer software for software design and development, namely, software for automating deployment, scaling and management of containerized applications; downloadable computer software for use as an application programming interface (API); downloadable software used for the development and enablement of edge computing software

History

What has happened so far

Steps recorded by the EUIPO, newest first.

  1. Bulletin 2026/120 Section C.1.3
  2. Bulletin 2026/070 Section C.1.3
  3. Bulletin 2025/147 Section B.1
  4. Bulletin 2025/080 Section A.1
FAQ

About K3S

Who owns the trademark "K3S"?

The EUIPO trademark "K3S" (application 019163116) is owned by The Linux Foundation.

What is the status of "K3S"?

Its status at the EUIPO is: registered.

When was "K3S" registered?

It was registered on August 7, 2025 and is due to expire on March 26, 2035.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull K3S 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_019d4962-9135-732d-b7f3-6884d11d4133
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d4962-9135-732d-b7f3-6884d11d4133",
  "object": "trademark",
  "mark_text": "K3S",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "EM",
  "application_number": "019163116",
  "filing_date": "2025-03-26",
  "nice_classes": [
    9
  ],
  "owners": [
    {
      "name": "The Linux Foundation",
      "entity_id": "ent_019eb7b6-36ab-770a-b2db-3cff8ec25f9b"
    }
  ]
}