USPTO trademark

KETOSTIX

RegisteredUSPTOWord markClass 5

"KETOSTIX" is a word mark owned by Ascensia Diabetes Care Holdings AG, filed at the USPTO on April 13, 2026. It is registered and covers class 5 (Pharmaceuticals).

View Ascensia Diabetes Care Holdings AG portfolioGet this data via the API
Official USPTO record
KETOSTIX trademark as filed
As filed with the USPTO
Status
Registered
Since September 15, 2026
Filed
April 13, 2026
Registered
September 15, 2026
Expires
Not recorded
Application no.
99759989
Registration no.
8438731
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns KETOSTIX

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

Owner

Ascensia Diabetes Care Holdings AG

Basel, Switzerland

93 trademarks in the portfolioView company

Representative

Mark Andrew Mazza

Eckert Seamans Cherin & Mellott, LLC

Goods and services

What the mark covers

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

  • Preparation, not for internal use, in the form of medical diagnostic reagents in the form of test strips for testing for ketone bodies in urine

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Registered-principal register
  2. Notice of registration confirmation emailed
  3. Notice of registration confirmation emailed
  4. Registered-principal register
  5. Official gazette publication confirmation e-mailed
  6. Published for opposition
  7. Notification of notice of publication e-mailed
  8. Approved for pub - principal register
  9. Preliminary/voluntary amendment - entered
  10. Teas voluntary amendment received

7 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 KETOSTIX

Who owns the trademark "KETOSTIX"?

The USPTO trademark "KETOSTIX" (application 99759989) is owned by Ascensia Diabetes Care Holdings AG.

What is the status of "KETOSTIX"?

Its status at the USPTO is: registered.

When was "KETOSTIX" registered?

It was registered on September 15, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull KETOSTIX 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_019da372-94d8-748a-81f3-022d314b203b
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019da372-94d8-748a-81f3-022d314b203b",
  "object": "trademark",
  "mark_text": "KETOSTIX",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99759989",
  "filing_date": "2026-04-13",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "Ascensia Diabetes Care Holdings AG",
      "entity_id": "ent_019f286a-e61a-743a-9c4d-a94f6ff24749"
    }
  ]
}