USPTO trademark

KEYTRUDA QLEX

RegisteredUSPTOWord markClass 5

"KEYTRUDA QLEX" is a word mark owned by Merck Sharp & Dohme LLC, filed at the USPTO on November 6, 2023. It is registered and covers class 5 (Pharmaceuticals).

View Merck Sharp & Dohme LLC portfolioGet this data via the API
Official USPTO record
KEYTRUDA QLEX trademark as filed
As filed with the USPTO
Status
Registered
Since July 7, 2026
Filed
November 6, 2023
Registered
July 7, 2026
Expires
Not recorded
Application no.
98256332
Registration no.
8336151
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns KEYTRUDA QLEX

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 LLC

MRK · Rahway, United States

1,507 trademarks in the portfolioView company

Representative

Lisa Dellamura

Merck & Co., Inc.

Goods and services

What the mark covers

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

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notice of registration confirmation emailed
  2. Registered-principal register
  3. Notice of acceptance of statement of use e-mailed
  4. Allowed principal register - sou accepted
  5. Statement of use processing complete
  6. Use amendment filed
  7. Teas statement of use received
  8. Notice of approval of extension request e-mailed
  9. Sou extension 2 granted
  10. Sou extension 2 filed

10 earlier steps on the official record.

FAQ

About KEYTRUDA QLEX

Who owns the trademark "KEYTRUDA QLEX"?

The USPTO trademark "KEYTRUDA QLEX" (application 98256332) is owned by Merck Sharp & Dohme LLC.

What is the status of "KEYTRUDA QLEX"?

Its status at the USPTO is: registered.

When was "KEYTRUDA QLEX" registered?

It was registered on July 7, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull KEYTRUDA QLEX 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_019d2c44-8bdc-739a-946c-957544654c35
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2c44-8bdc-739a-946c-957544654c35",
  "object": "trademark",
  "mark_text": "KEYTRUDA QLEX",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "98256332",
  "filing_date": "2023-11-06",
  "nice_classes": [
    5
  ],
  "owners": [
    {
      "name": "MERCK SHARP & DOHME LLC",
      "entity_id": "ent_019f286e-7b87-7601-895f-d7c023e94bea"
    }
  ]
}