USPTO trademark

SENTRYFET

Under examinationUSPTOWord markClass 9

"SENTRYFET" is a word mark owned by Magnachip Semiconductor, Ltd., filed at the USPTO on October 22, 2026. It is under examination and covers class 9 (Computers and Scientific Devices).

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Official USPTO record
SENTRYFET trademark as filed
As filed with the USPTO
Status
Under examination
Since October 22, 2026
Filed
October 22, 2026
Registered
Not yet
Priority date
October 22, 2026
Claimed from South Korea
Application no.
50176825
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns SENTRYFET

The owner and representative on file with the office.

Owner

Magnachip Semiconductor, Ltd.

Cheongju-si, Chungcheongbuk-do, South Korea

Representative

Michael T. Smith

Birch Stewart Kolasch & Birch, LLP

Goods and services

What the mark covers

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

  • Semiconductor devices; Power semiconductors; Field effect transistors; Power field effect transistors; MOS field effect transistors (MOSFETs) with integrated current sensing functionality; Integrated circuits; Electronic chips for surface mounting

History

What has happened so far

Steps recorded by the USPTO, newest first.

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

About SENTRYFET

Who owns the trademark "SENTRYFET"?

The USPTO trademark "SENTRYFET" (application 50176825) is owned by Magnachip Semiconductor, Ltd.

What is the status of "SENTRYFET"?

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 SENTRYFET 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_01a168de-5b28-725e-b2a9-4f0b85fde623
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a168de-5b28-725e-b2a9-4f0b85fde623",
  "object": "trademark",
  "mark_text": "SENTRYFET",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50176825",
  "filing_date": "2026-10-22",
  "nice_classes": [
    9
  ],
  "owners": [
    {
      "name": "MAGNACHIP SEMICONDUCTOR, LTD.",
      "entity_id": null
    }
  ]
}