USPTO trademark

EN

RegisteredUSPTOWord and designClass 9Class 10

"EN" is a word and design mark owned by EchoNous, Inc., filed at the USPTO on April 8, 2019. It is registered and covers classes 9 and 10.

Get this data via the API

Data current as of September 30, 2025Official USPTO record

As filed with the USPTO

Status: Registered; Since September 30, 2025
Filed: April 8, 2019
Registered: October 15, 2019
Expires: Not recorded
Application no.: 88375750
Registration no.: 5884549
Office: USPTO; United States Patent and Trademark Office
Mark type: Word and design; 2 classes

Ownership

Who owns EN

The owner and representative on file with the office.

Owner

EchoNous, Inc.

Redmond, United States

Representative

Kevan L. Morgan

Seed IP Law Group LLP

Goods and services

What the mark covers

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

09Class 9 · Computers and Scientific Devices
Computer hardware and recorded software for operating medical imaging apparatus sold as a unit
10Class 10 · Medical Apparatus
medical ultrasound imaging apparatus; Ultrasonic medical diagnostic apparatus; ultrasound diagnostic apparatus; medical ultrasound imaging and diagnostic apparatus for heart and lung assessment

History

What has happened so far

Steps recorded by the USPTO, newest first.

September 30, 2025Notice of acceptance of sec. 8 & 15 - e-mailed
September 30, 2025Registered - sec. 8 (6-yr) accepted & sec. 15 ack.
September 30, 2025Case assigned to post registration paralegal
May 21, 2025Teas section 8 & 15 received
March 12, 2025Teas withdrawal of attorney received-firm retains
March 12, 2025Teas change of correspondence received
March 12, 2025Attorney/dom.rep.revoked and/or appointed
March 12, 2025Teas revoke/app/change addr of atty/dom rep received
March 12, 2025Applicant/correspondence changes (non-responsive) entered
March 12, 2025Teas change of owner address received

10 earlier steps on the official record.

FAQ

About EN

Who owns the trademark "EN"?

The USPTO trademark "EN" (application 88375750) is owned by EchoNous, Inc.

What is the status of "EN"?

Its status at the USPTO is: registered.

When was "EN" registered?

It was registered on October 15, 2019.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull EN 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 key View docs

GET /v1/trademarks/{id}

ID=tm_019d2a6e-7571-70f4-991b-d00657468d71
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2a6e-7571-70f4-991b-d00657468d71",
  "object": "trademark",
  "mark_text": "EN",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "88375750",
  "filing_date": "2019-04-08",
  "nice_classes": [
    9,
    10
  ],
  "owners": [
    {
      "name": "EchoNous, Inc.",
      "entity_id": null
    }
  ]
}