USPTO trademark

CIREN SERIES

Under examinationUSPTOWord markClass 11

"CIREN SERIES" is a word mark owned by Zurn Water, LLC, filed at the USPTO on September 15, 2026. It is under examination and covers class 11 (Environmental Control Apparatus).

Get this data via the API
Official USPTO record
CIREN SERIES 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.
50109930
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns CIREN SERIES

The owner and representative on file with the office.

Owner

Zurn Water, LLC

Milwaukee, United States

Representative

H. Frederick Rusche

Husch Blackwell LLP

Goods and services

What the mark covers

The products and services CIREN SERIES 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 entered
FAQ

About CIREN SERIES

Who owns the trademark "CIREN SERIES"?

The USPTO trademark "CIREN SERIES" (application 50109930) is owned by Zurn Water, LLC.

What is the status of "CIREN SERIES"?

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 CIREN SERIES 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_01a0aa63-4a21-75d4-839b-b3c3f75993ac
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a0aa63-4a21-75d4-839b-b3c3f75993ac",
  "object": "trademark",
  "mark_text": "CIREN SERIES",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50109930",
  "filing_date": "2026-09-15",
  "nice_classes": [
    11
  ],
  "owners": [
    {
      "name": "Zurn Water, LLC",
      "entity_id": null
    }
  ]
}