USPTO trademark

CLEANSPARK

Opposition periodUSPTOWord markClass 42

"CLEANSPARK" is a word mark owned by CleanSpark, Inc., filed at the USPTO on May 19, 2025. It is in its opposition period and covers class 42 (Computer and Scientific Services).

View CleanSpark, Inc. portfolioGet this data via the API
Official USPTO record
CLEANSPARK trademark as filed
As filed with the USPTO
Status
Opposition period
Since April 27, 2026
Filed
May 19, 2025
Registered
Not yet
Expires
Not recorded
Application no.
99192305
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns CLEANSPARK

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

Owner

CleanSpark, Inc.

CLSK · Henderson, United States

6 trademarks in the portfolioView company

Representative

Andrew Roppel

Holland & Hart LLP

Goods and services

What the mark covers

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

  • (Based on Use) Mining of cryptocurrency; User authentication services using blockchain technology for cryptocurrency transactions (Based on Intent to Use) Rental of data center facilities; Infrastructure as a service (IAAS) services, namely, hosting software for mining cryptocurrency for use by others; Cryptocurrency mining co-location services, namely, providing facilities for the location of computer hardware for cryptocurrency mining with the equipment of others; Rental of space in a computer co-location facility for containerized data centers of others; Rental of server memory space; Providing virtual computer systems and virtual computer environments through cloud computing.

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Extension of time to oppose process - terminated
  2. Opposition instituted no. 999999
  3. Extension of time to oppose received
  4. Official gazette publication confirmation e-mailed
  5. Published for opposition
  6. Notification of notice of publication e-mailed
  7. Approved for pub - principal register
  8. Assigned to examiner
  9. New application office supplied data entered
  10. Application filing receipt mailed

1 earlier step on the official record.

Disputes

Oppositions and cancellations

Proceedings recorded against this mark by the USPTO. Reported as recorded, not legal advice.

FAQ

About CLEANSPARK

Who owns the trademark "CLEANSPARK"?

The USPTO trademark "CLEANSPARK" (application 99192305) is owned by CleanSpark, Inc.

What is the status of "CLEANSPARK"?

Its status at the USPTO is: opposition period.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull CLEANSPARK 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_019d2aca-59f0-75dd-a3ff-2192d99617cc
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2aca-59f0-75dd-a3ff-2192d99617cc",
  "object": "trademark",
  "mark_text": "CLEANSPARK",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99192305",
  "filing_date": "2025-05-19",
  "nice_classes": [
    42
  ],
  "owners": [
    {
      "name": "CleanSpark, Inc.",
      "entity_id": "ent_019eb717-ea00-7431-8b05-180e83c412a2"
    }
  ]
}