USPTO trademark

BLOCKUDOKU

RegisteredUSPTOWord markClass 9

"BLOCKUDOKU" is a word mark owned by Easybrain Ltd, filed at the USPTO on May 1, 2019. It is registered and covers class 9 (Computers and Scientific Devices).

View Easybrain Ltd portfolioGet this data via the API
Official USPTO record
BLOCKUDOKU trademark as filed
As filed with the USPTO
Status
Registered
Since April 21, 2025
Filed
May 1, 2019
Registered
November 19, 2019
Expires
Not recorded
Application no.
88411122
Registration no.
5916910
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns BLOCKUDOKU

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

Owner

Easybrain Ltd

3106 Limassol, Cyprus

3 trademarks in the portfolioView company

Representative

Perry J. Viscounty

Latham & Watkins LLP

Goods and services

What the mark covers

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

  • Downloadable electronic game programs; Downloadable electronic game software; Downloadable electronic game software for cellular telephones; Downloadable electronic game software for use on mobile phones; Downloadable electronic game software for wireless devices; Downloadable computer game software; Downloadable computer game software for use on mobile and cellular phones; Downloadable electronic game software for handheld electronic devices; Downloadable game software; Downloadable interactive game software; Downloadable video game software

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notice of acceptance of sec. 8 & 15 - e-mailed
  2. Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
  3. Teas response to office action-post reg received
  4. Post registration action mailed - sec. 8 & 15
  5. Case assigned to post registration paralegal
  6. Teas section 8 & 15 received
  7. Courtesy reminder - sec. 8 (6-yr) e-mailed
  8. Registered-principal register
  9. Notice of acceptance of statement of use e-mailed
  10. Allowed principal register - sou accepted

10 earlier steps on the official record.

FAQ

About BLOCKUDOKU

Who owns the trademark "BLOCKUDOKU"?

The USPTO trademark "BLOCKUDOKU" (application 88411122) is owned by Easybrain Ltd.

What is the status of "BLOCKUDOKU"?

Its status at the USPTO is: registered.

When was "BLOCKUDOKU" registered?

It was registered on November 19, 2019.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull BLOCKUDOKU 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_019d2a84-bef6-735e-9982-4a6b4f230622
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2a84-bef6-735e-9982-4a6b4f230622",
  "object": "trademark",
  "mark_text": "BLOCKUDOKU",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "88411122",
  "filing_date": "2019-05-01",
  "nice_classes": [
    9
  ],
  "owners": [
    {
      "name": "Easybrain Ltd",
      "entity_id": "ent_019eb711-cea5-76af-9dc2-b4b4984067ee"
    }
  ]
}