USPTO trademark

DFE

Under examinationUSPTOWord markClass 6Class 40Class 45

"DFE" is a word mark owned by Found Energy Co, filed at the USPTO on October 23, 2026. It is under examination and covers classes 6, 40 and 45.

Get this data via the API
Official USPTO record
DFE trademark as filed
As filed with the USPTO
Status
Under examination
Since October 23, 2026
Filed
October 23, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50178766
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
3 classes
Ownership

Who owns DFE

The owner and representative on file with the office.

Owner

Found Energy Co

Boston, United States

Representative

Joshua S. Jarvis

Foley Hoag LLP

Goods and services

What the mark covers

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

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Application filing receipt mailed
  2. New application entered
FAQ

About DFE

Who owns the trademark "DFE"?

The USPTO trademark "DFE" (application 50178766) is owned by Found Energy Co.

What is the status of "DFE"?

Its status at the USPTO is: under examination.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull DFE 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_01a16e04-1145-76a2-9aa8-f5e5b967705d
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a16e04-1145-76a2-9aa8-f5e5b967705d",
  "object": "trademark",
  "mark_text": "DFE",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50178766",
  "filing_date": "2026-10-23",
  "nice_classes": [
    6,
    40,
    45
  ],
  "owners": [
    {
      "name": "Found Energy Co",
      "entity_id": null
    }
  ]
}