USPTO trademark

REX AI

RegisteredUSPTOWord markClass 42

"REX AI" is a word mark owned by BreachRX, Inc., filed at the USPTO on March 7, 2025. It is registered and covers class 42 (Computer and Scientific Services).

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Official USPTO record
REX AI trademark as filed
As filed with the USPTO
Status
Registered
Since March 17, 2026
Filed
March 7, 2025
Registered
March 17, 2026
Expires
Not recorded
Application no.
99073006
Registration no.
8173658
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns REX AI

The owner and representative on file with the office.

Owner

BreachRX, Inc.

San Francisco, United States

Representative

Molly B. Markley

Goods and services

What the mark covers

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

  • Software as a service (SAAS) services featuring software for preventing, investigating, and responding to cyber security incidents by tracking, analyzing, and managing data, laws, and standards; Software as a service (SAAS) services featuring software for monitoring, managing, and securing computer systems, networks, and digital assets; Providing on-line non-downloadable software for natural language processing, generation, understanding and analysis; Software as a service (SAAS) services featuring software for natural language processing, generation, understanding and analysis; Providing temporary use of online non-downloadable chatbot software using artificial intelligence (AI) for preventing, investigating, and responding to cyber security incidents by tracking, analyzing, and managing data, laws, and standards; Providing temporary use of online non-downloadable chatbot software using artificial intelligence (AI) for software for monitoring, managing, and securing computer systems, networks, and digital assets

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. Teas/email correspondence entered
  8. Correspondence received in law office
  9. Teas response to office action received
  10. Notification of non-final action e-mailed

6 earlier steps on the official record.

FAQ

About REX AI

Who owns the trademark "REX AI"?

The USPTO trademark "REX AI" (application 99073006) is owned by BreachRX, Inc.

What is the status of "REX AI"?

Its status at the USPTO is: registered.

When was "REX AI" registered?

It was registered on March 17, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull REX AI 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_019d2a86-c38c-72c9-98bc-8998984c22c5
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2a86-c38c-72c9-98bc-8998984c22c5",
  "object": "trademark",
  "mark_text": "REX AI",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "99073006",
  "filing_date": "2025-03-07",
  "nice_classes": [
    42
  ],
  "owners": [
    {
      "name": "BreachRX, Inc.",
      "entity_id": null
    }
  ]
}