USPTO trademark

POLARSTONE

Under examinationUSPTOWord markClass 12

"POLARSTONE" is a word mark owned by Rox Motor Tech Co., Ltd., filed at the USPTO on November 24, 2025. It is under examination and covers class 12 (Vehicles).

View Rox Motor Tech Co., Ltd. portfolioGet this data via the API
Official USPTO record
POLARSTONE trademark as filed
As filed with the USPTO
Status
Under examination
Since September 25, 2026
Filed
November 24, 2025
Registered
Not yet
Priority date
November 24, 2025
Claimed from Hong Kong SAR China
Application no.
99514522
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns POLARSTONE

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

Owner

Rox Motor Tech Co., Ltd.

Shanghai, China

34 trademarks in the portfolioView company

Representative

Paulo A. de Almeida

Wolf, Rifkin, Shapiro, Schulman & Rabkin, LLP

Goods and services

What the mark covers

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

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Suspension checked - to attorney for action
  2. Notification of letter of suspension e-mailed
  3. Letter of suspension e-mailed
  4. Suspension letter written
  5. Assigned to examiner
  6. New application office supplied data entered
  7. Application filing receipt mailed
  8. New application entered
FAQ

About POLARSTONE

Who owns the trademark "POLARSTONE"?

The USPTO trademark "POLARSTONE" (application 99514522) is owned by Rox Motor Tech Co., Ltd.

What is the status of "POLARSTONE"?

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 POLARSTONE 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_019d2b65-ffdc-7464-9a25-07e7bd4baae9
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2b65-ffdc-7464-9a25-07e7bd4baae9",
  "object": "trademark",
  "mark_text": "POLARSTONE",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "99514522",
  "filing_date": "2025-11-24",
  "nice_classes": [
    12
  ],
  "owners": [
    {
      "name": "ROX MOTOR TECH CO., LTD.",
      "entity_id": "ent_019eb7cc-7ad0-745f-b0b9-571945f9d96f"
    }
  ]
}