USPTO trademark

XO, TOSI

RegisteredUSPTOWord markClass 25

"XO, TOSI" is a word mark owned by CSTosi, LLC, filed at the USPTO on February 20, 2025. It is registered and covers class 25 (Clothing).

Get this data via the API
Official USPTO record
XO, TOSI trademark as filed
As filed with the USPTO
Status
Registered
Since October 21, 2025
Filed
February 20, 2025
Registered
October 21, 2025
Expires
Not recorded
Application no.
99049341
Registration no.
7992993
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns XO, TOSI

The owner and representative on file with the office.

Owner

CSTosi, LLC

New York, United States

Representative

Lisa A. Pieroni

Kirschstein, Israel, Schiffmiller & Pieroni, P.C.

Goods and services

What the mark covers

The products and services XO, TOSI 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. Official gazette publication confirmation e-mailed
  4. Published for opposition
  5. Notification of notice of publication e-mailed
  6. Approved for pub - principal register
  7. Assigned to examiner
  8. New application office supplied data entered
  9. Application filing receipt mailed
  10. New application entered
FAQ

About XO, TOSI

Who owns the trademark "XO, TOSI"?

The USPTO trademark "XO, TOSI" (application 99049341) is owned by CSTosi, LLC.

What is the status of "XO, TOSI"?

Its status at the USPTO is: registered.

When was "XO, TOSI" registered?

It was registered on October 21, 2025.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull XO, TOSI 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_019d2a78-a730-75fb-be92-52bce7cef177
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2a78-a730-75fb-be92-52bce7cef177",
  "object": "trademark",
  "mark_text": "XO, TOSI",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99049341",
  "filing_date": "2025-02-20",
  "nice_classes": [
    25
  ],
  "owners": [
    {
      "name": "CSTosi, LLC",
      "entity_id": null
    }
  ]
}