USPTO trademark

ECHO

Opposition periodUSPTOWord markClass 42

"ECHO" is a word mark owned by Restrained Depth LLC, filed at the USPTO on February 27, 2026. It is in its opposition period and covers class 42 (Computer and Scientific Services).

Get this data via the API
Official USPTO record
ECHO trademark as filed
As filed with the USPTO
Status
Opposition period
Since October 20, 2026
Filed
February 27, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99674771
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns ECHO

The owner and representative on file with the office.

Owner

Restrained Depth LLC

Irvine, United States

Representative

Steven E. Lauridsen

Tucker Ellis LLP

Goods and services

What the mark covers

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

  • Computer programming services, namely, providing online non-downloadable software featuring artificial intelligence prompting tools; technical consulting services in the field of artificial intelligence and machine learning prompting methodologies; design and development of computer software for narrative generation and human-AI collaboration

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Extension of time to oppose received
  2. Official gazette publication confirmation e-mailed
  3. Published for opposition
  4. Notification of notice of publication e-mailed
  5. Approved for pub - principal register
  6. Teas/email correspondence entered
  7. Correspondence received in law office
  8. Teas response to office action received
  9. Notification of examiner's amendment/priority action e-mailed
  10. Examiner's amendment/priority action e-mailed

10 earlier steps on the official record.

FAQ

About ECHO

Who owns the trademark "ECHO"?

The USPTO trademark "ECHO" (application 99674771) is owned by Restrained Depth LLC.

What is the status of "ECHO"?

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 ECHO 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_019d2bb0-1ca5-75f0-9200-bb412ed065c7
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2bb0-1ca5-75f0-9200-bb412ed065c7",
  "object": "trademark",
  "mark_text": "ECHO",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99674771",
  "filing_date": "2026-02-27",
  "nice_classes": [
    42
  ],
  "owners": [
    {
      "name": "Restrained Depth LLC",
      "entity_id": null
    }
  ]
}