USPTO trademark

STENS

RegisteredUSPTOWord markClass 4

"STENS" is a word mark owned by Arrowhead Engineered Products, Inc., filed at the USPTO on April 4, 2025. It is registered and covers class 4 (Lubricants and Fuels).

View Arrowhead Engineered Products, Inc. portfolioGet this data via the API
Official USPTO record
STENS trademark as filed
As filed with the USPTO
Status
Registered
Since December 30, 2025
Filed
April 4, 2025
Registered
December 30, 2025
Expires
Not recorded
Application no.
99121520
Registration no.
8084513
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns STENS

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

Owner

Arrowhead Engineered Products, Inc.

Blaine, United States

168 trademarks in the portfolioView company

Representative

Michael T. Olsen

Winthrop & Weinstine, P.A.

Goods and services

What the mark covers

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

  • motor oils; engine oils; four stroke engine oils; two stroke engine oils; gear oils; hydraulic oils; hydrostatic drive oils; universal tractor fluid, namely, hydraulic oils, differential oil and final drive oil for tractors and other equipment; lubricating oils for pumps; bar and chain oil; automotive greases; all the forgoing for use with lawnmowers, golf course mowers, trimmers, tillers, snow blowers, chain saws, go-karts, mini bikes, portable heaters, pressure washers, trailers, small engines, riding mowers, motorcycles, ATV’s, UTV’s, golf carts, trucks, automobiles, and tractors

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Teas change of correspondence received
  2. Attorney/dom.rep.revoked and/or appointed
  3. Teas revoke/app/change addr of atty/dom rep received
  4. Applicant/correspondence changes (non-responsive) entered
  5. Teas change of owner address received
  6. Notice of registration confirmation emailed
  7. Registered-principal register
  8. Official gazette publication confirmation e-mailed
  9. Published for opposition
  10. Notification of notice of publication e-mailed

10 earlier steps on the official record.

Disputes

Oppositions and cancellations

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

FAQ

About STENS

Who owns the trademark "STENS"?

The USPTO trademark "STENS" (application 99121520) is owned by Arrowhead Engineered Products, Inc.

What is the status of "STENS"?

Its status at the USPTO is: registered.

When was "STENS" registered?

It was registered on December 30, 2025.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull STENS 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_019d2aa4-3f38-722e-b696-89df7a4c40f7
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2aa4-3f38-722e-b696-89df7a4c40f7",
  "object": "trademark",
  "mark_text": "STENS",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99121520",
  "filing_date": "2025-04-04",
  "nice_classes": [
    4
  ],
  "owners": [
    {
      "name": "Arrowhead Engineered Products, Inc.",
      "entity_id": "ent_019eb7bd-164b-746a-a099-9208f1a1bc59"
    }
  ]
}