USPTO trademark

ONSONFRI

RegisteredUSPTOWord markClass 5

"ONSONFRI" is a word mark owned by Merck Sharp & Dohme B.V., filed at the USPTO on March 6, 2026. It is registered and covers class 5 (Pharmaceuticals).

View Merck Sharp & Dohme B.V. portfolio Get this data via the API

Data current as of October 13, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since October 13, 2026
Filed: March 6, 2026
Registered: October 13, 2026
Priority date: March 4, 2026
Application no.: 99687875
Registration no.: 8499904
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 1 class

Ownership

Who owns ONSONFRI

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

Owner

Merck Sharp & Dohme B.V.

Haarlem, Netherlands

1,705 trademarks in the portfolioView company

Representative

Palak Mayani

Merck & Co., Inc.

Goods and services

What the mark covers

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

05Class 5 · Pharmaceuticals
Pharmaceutical preparations for the treatment and prevention of bone, cardiovascular, central nervous system, dermatological, endocrine, hematological, hepatological, immunological, gastrointestinal, genitourinary, gynecological, metabolic, musculoskeletal, nephrological, neurological, oncological, ophthalmic, retinal, psychiatric, pulmonary, renal, respiratory, and urological diseases and disorders; Pharmaceutical preparations for the treatment and prevention of autoimmune diseases, asthma, cancer and tumors, chronic cough, diabetes, hypertension, insomnia, intestinal infections, skin disorders, and urinary incontinence; Inhalers filled with pharmaceutical preparations for the treatment of cardiovascular diseases and disorders; Antibacterial pharmaceuticals; Antibiotics; Antifungal preparations; Anti-infectives; Anti-inflammatories; Antiparasitics; Antivirals; Human vaccine preparations

History

What has happened so far

Steps recorded by the USPTO, newest first.

October 13, 2026Notice of registration confirmation emailed
October 13, 2026Registered-principal register
August 25, 2026Official gazette publication confirmation e-mailed
August 25, 2026Published for opposition
August 19, 2026Notification of notice of publication e-mailed
July 30, 2026Approved for pub - principal register
July 23, 2026Teas/email correspondence entered
July 23, 2026Correspondence received in law office
July 23, 2026Teas response to suspension inquiry received
May 14, 2026Notification of letter of suspension e-mailed

6 earlier steps on the official record.

FAQ

About ONSONFRI

Who owns the trademark "ONSONFRI"?

The USPTO trademark "ONSONFRI" (application 99687875) is owned by Merck Sharp & Dohme B.V.

What is the status of "ONSONFRI"?

Its status at the USPTO is: registered.

When was "ONSONFRI" registered?

It was registered on October 13, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull ONSONFRI 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 key View docs

GET /v1/trademarks/{id}

ID=tm_019d3ecb-090e-759e-85c2-17cf76873201
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d3ecb-090e-759e-85c2-17cf76873201",
  "object": "trademark",
  "mark_text": "ONSONFRI",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99687875",
  "filing_date": "2026-03-06",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "Merck Sharp & Dohme B.V.",
      "entity_id": "ent_019f1c88-62cf-7129-9cd2-817c70bcb6bc"
    }
  ]
}