USPTO trademark

DIFPOIBE

Under examinationUSPTOWord markClass 5

"DIFPOIBE" is a word mark owned by Kartos Therapeutics, Inc., filed at the USPTO on September 15, 2026. It is under examination and covers class 5 (Pharmaceuticals).

Get this data via the API
Official USPTO record
DIFPOIBE trademark as filed
As filed with the USPTO
Status
Under examination
Since September 15, 2026
Filed
September 15, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50109859
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns DIFPOIBE

The owner and representative on file with the office.

Owner

Kartos Therapeutics, Inc.

Redwood City, United States

Representative

Makiko Coffland

Goods and services

What the mark covers

The products and services DIFPOIBE 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 office supplied data entered
  3. New application entered
FAQ

About DIFPOIBE

Who owns the trademark "DIFPOIBE"?

The USPTO trademark "DIFPOIBE" (application 50109859) is owned by Kartos Therapeutics, Inc.

What is the status of "DIFPOIBE"?

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 DIFPOIBE 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_01a0aa63-470f-75a9-9b5c-efcdca3391b2
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a0aa63-470f-75a9-9b5c-efcdca3391b2",
  "object": "trademark",
  "mark_text": "DIFPOIBE",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50109859",
  "filing_date": "2026-09-15",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "Kartos Therapeutics, Inc.",
      "entity_id": null
    }
  ]
}