USPTO trademark

THE FOUR CHAMBERED HEART

Under examinationUSPTOWord markClass 35Class 41

"THE FOUR CHAMBERED HEART" is a word mark owned by Extraordinary Conversations Inc., filed at the USPTO on September 10, 2026. It is under examination and covers classes 35 and 41.

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Official USPTO record
THE FOUR CHAMBERED HEART trademark as filed
As filed with the USPTO
Status
Under examination
Since September 10, 2026
Filed
September 10, 2026
Registered
Not yet
Priority date
June 17, 2026
Claimed from Canada
Application no.
50102102
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
2 classes
Ownership

Who owns THE FOUR CHAMBERED HEART

The owner and representative on file with the office.

Owner

Extraordinary Conversations Inc.

Toronto, Canada

Representative

Willmore F. Holbrow III

Buchalter LLP

Goods and services

What the mark covers

The products and services THE FOUR CHAMBERED HEART 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 office supplied data entered
  3. New application entered
FAQ

About THE FOUR CHAMBERED HEART

Who owns the trademark "THE FOUR CHAMBERED HEART"?

The USPTO trademark "THE FOUR CHAMBERED HEART" (application 50102102) is owned by Extraordinary Conversations Inc.

What is the status of "THE FOUR CHAMBERED HEART"?

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 THE FOUR CHAMBERED HEART 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_01a09097-9bf4-70b5-bd23-5c7590b96979
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a09097-9bf4-70b5-bd23-5c7590b96979",
  "object": "trademark",
  "mark_text": "THE FOUR CHAMBERED HEART",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50102102",
  "filing_date": "2026-09-10",
  "nice_classes": [
    35,
    41
  ],
  "owners": [
    {
      "name": "Extraordinary Conversations Inc.",
      "entity_id": null
    }
  ]
}