USPTO trademark

QUANTINUUM

RegisteredUSPTOWord markClass 9Class 42

"QUANTINUUM" is a word mark owned by Quantinuum LLC, filed at the USPTO on November 29, 2021. It is registered and covers classes 9 and 42.

View Quantinuum LLC portfolioGet this data via the API
Official USPTO record
QUANTINUUM trademark as filed
As filed with the USPTO
Status
Registered
Since October 7, 2025
Filed
November 29, 2021
Registered
October 7, 2025
Priority date
September 6, 2021
Claimed from Mauritius
Application no.
97145751
Registration no.
7976910
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
2 classes
Ownership

Who owns QUANTINUUM

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

Owner

Quantinuum LLC

QNT · Broomfield, United States

16 trademarks in the portfolioView company

Representative

Nancy Sabarra

Fross Zelnick Lehrman & Zissu, P.C.

Goods and services

What the mark covers

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

  • Downloadable computer software for data and source code processing in the field of quantum qubit-based computing; downloadable computer software for constructing, analyzing and running quantum qubit-based programs and quantum qubit-based algorithms; downloadable application programming interface (API) software for use in quantum qubit-based programming and developing and testing quantum qubit-based algorithms; downloadable computer software for developing and testing quantum qubit-based algorithms; downloadable computer software for generating cryptographic keys; downloadable computer software for solving quantum qubit-based algorithms, simulation of quantum qubit-based processes, quantum qubit-based machine learning, quantum qubit-based analytics, quantum qubit-resistant cybersecurity and solving quantum qubit-based mathematical problems; downloadable computer software for acquiring, analyzing, processing, storing, or providing quantum qubit-level information

  • Platform-as-a-service (PaaS) services featuring computer software platforms for programming and running software on quantum qubit based computers; cloud computing services featuring software for data and source code processing in the field of quantum qubit-based computing; Software as a service (SaaS) services featuring software for constructing, analyzing and running quantum qubit-based programs and quantum qubit-based algorithms; application service provider featuring application programming interface (API) software for use in quantum qubit-based programming and developing and testing quantum qubit-based algorithms; application service provider featuring application program interface (API) software for developing and testing quantum qubit-based algorithms and API software for generating cryptographic keys; software as a service (SAAS) services featuring software for quantum qubit-based programming and quantum qubit-based computing; software as a service (SAAS) services featuring software for solving quantum qubit-based algorithms, simulation of quantum qubit-based processes, quantum qubit-based machine learning, quantum qubit-based analytics, quantum qubit-resistant cybersecurity and solving quantum qubit based mathematical problems; software as a service (SAAS) services featuring software for acquiring, analyzing, processing, storing, or providing quantum qubit-level information

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Notice of registration confirmation emailed
  2. Registered-principal register
  3. Notice of registration confirmation emailed
  4. Notice of acceptance of statement of use e-mailed
  5. Allowed principal register - sou accepted
  6. Examiner's amendment entered
  7. Notification of examiners amendment e-mailed
  8. Examiners amendment e-mailed
  9. Su-examiner's amendment written
  10. Statement of use processing complete

10 earlier steps on the official record.

FAQ

About QUANTINUUM

Who owns the trademark "QUANTINUUM"?

The USPTO trademark "QUANTINUUM" (application 97145751) is owned by Quantinuum LLC.

What is the status of "QUANTINUUM"?

Its status at the USPTO is: registered.

When was "QUANTINUUM" registered?

It was registered on October 7, 2025.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull QUANTINUUM 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_019d29e9-9e06-74ef-a7cd-0e1c73ae66f1
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d29e9-9e06-74ef-a7cd-0e1c73ae66f1",
  "object": "trademark",
  "mark_text": "QUANTINUUM",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "97145751",
  "filing_date": "2021-11-29",
  "nice_classes": [
    9,
    42
  ],
  "owners": [
    {
      "name": "QUANTINUUM LLC",
      "entity_id": "ent_019eb709-b1ff-701f-839c-3b5b0c8665b4"
    }
  ]
}