USPTO trademark

MAINTAINER

RegisteredUSPTOWord markClass 41Class 42Class 44

"MAINTAINER" is a word mark owned by CSL Behring GmbH, filed at the USPTO on January 14, 2026. It is registered and covers classes 41, 42 and 44.

View CSL Behring GmbH portfolio Get this data via the API

Data current as of September 29, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since September 29, 2026
Filed: January 14, 2026
Registered: September 29, 2026
Priority date: January 13, 2026; Claimed from European Union
Application no.: 99593727
Registration no.: 8467438
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 3 classes

Ownership

Who owns MAINTAINER

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

Owner

CSL Behring GmbH

Marburg, Germany

305 trademarks in the portfolioView company

Representative

Scott Woldow

Smith, Gambrell & Russell, LLP

Goods and services

What the mark covers

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

41Class 41 · Education and Entertainment
Educational services, namely, conducting classes, seminars, conferences, and workshops in the field of healthcare; Publication of the results of clinical trials; Education services, namely, conducting classes, seminars, conferences, and workshops, in the field of therapeutic treatments.
42Class 42 · Computer and Scientific Services
Providing medical and scientific research information in the field of pharmaceuticals and clinical trials.
44Class 44 · Medical, Beauty, and Agricultural
Providing information relating to diagnostic, prophylactic and therapeutic properties of pharmaceuticals; Provision of medical information.

History

What has happened so far

Steps recorded by the USPTO, newest first.

September 29, 2026Notice of registration confirmation emailed
September 29, 2026Registered-principal register
August 11, 2026Official gazette publication confirmation e-mailed
August 11, 2026Published for opposition
August 5, 2026Notification of notice of publication e-mailed
July 14, 2026Approved for pub - principal register
June 17, 2026Teas/email correspondence entered
June 17, 2026Correspondence received in law office
June 17, 2026Teas response to office action received
March 24, 2026Notification of non-final action e-mailed

6 earlier steps on the official record.

FAQ

About MAINTAINER

Who owns the trademark "MAINTAINER"?

The USPTO trademark "MAINTAINER" (application 99593727) is owned by CSL Behring GmbH.

What is the status of "MAINTAINER"?

Its status at the USPTO is: registered.

When was "MAINTAINER" registered?

It was registered on September 29, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull MAINTAINER 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_019d2b89-f8d3-7183-8b45-f4d107113497
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2b89-f8d3-7183-8b45-f4d107113497",
  "object": "trademark",
  "mark_text": "MAINTAINER",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99593727",
  "filing_date": "2026-01-14",
  "nice_classes": [
    41,
    42,
    44
  ],
  "owners": [
    {
      "name": "CSL Behring GmbH",
      "entity_id": "ent_019eb6f7-2013-757e-9375-c0720a3cb498"
    }
  ]
}