USPTO trademark

CFB

Under examinationUSPTOWord markClass 9Class 40Class 42

"CFB" is a word mark owned by Oki Electric Industry Co., Ltd., filed at the USPTO on May 8, 2026. It is under examination and covers classes 9, 40 and 42.

Get this data via the API
Official USPTO record
CFB trademark as filed
As filed with the USPTO
Status
Under examination
Since September 10, 2026
Filed
May 8, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99811360
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
3 classes
Ownership

Who owns CFB

The owner and representative on file with the office.

Owner

Oki Electric Industry Co., Ltd.

Tokyo, Japan

Representative

Perla M. Kuhn

Gottlieb, Rackman & Reisman, P.C.

Goods and services

What the mark covers

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

  • Semiconductor wafers; semiconductor substrates; semiconductor elements; light emitting diode chips; light emitting diode elements; photodiodes; integrated circuits; diode arrays; semiconductors; semiconductor devices formed by bonding heterogeneous materials; semiconductor devices; semiconductor wafers with thin films bonded together using epitaxial technology; optical semiconductors.

  • Processing and manufacturing of semiconductor wafers; assembling and processing of semiconductor elements; manufacturing, assembling and processing services of semiconductor components and integrated circuits; assembling and packing for semiconductors and integrated circuits; assembling and packaging of semiconductor wafers and integrated circuits; custom manufacturing of wafer components (thin films using epitaxial technology), wafer IC chips, printed circuit boards, and semiconductor circuits; custom manufacturing of semiconductor wafers for others (including bonding thin films using epitaxial technology to semiconductor wafers); custom manufacturing and processing of thin semiconductor films on semiconductor substrates.

  • (Class 42) Research in the field of semiconductor processing technology; testing, research and development relating to electronic circuits, semiconductor elements, integrated circuits and large scale integrated circuits; designing of electronic circuits, semiconductor elements, integrated circuits and large scale integrated circuits.

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notification of non-final action e-mailed
  2. Non-final action e-mailed
  3. Non-final action written
  4. Assigned to examiner
  5. New application office supplied data entered
  6. Teas change of correspondence received
  7. Teas change of domestic representatives address
  8. Attorney/dom.rep.revoked and/or appointed
  9. Teas revoke/app/change addr of atty/dom rep received
  10. Applicant/correspondence changes (non-responsive) entered

3 earlier steps on the official record.

FAQ

About CFB

Who owns the trademark "CFB"?

The USPTO trademark "CFB" (application 99811360) is owned by Oki Electric Industry Co., Ltd.

What is the status of "CFB"?

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 CFB 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_019e28f0-9643-70ff-a743-021169e3705d
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019e28f0-9643-70ff-a743-021169e3705d",
  "object": "trademark",
  "mark_text": "CFB",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "99811360",
  "filing_date": "2026-05-08",
  "nice_classes": [
    9,
    40,
    42
  ],
  "owners": [
    {
      "name": "OKI ELECTRIC INDUSTRY CO., LTD.",
      "entity_id": null
    }
  ]
}