USPTO trademark

HARD KNUCKLE

RegisteredUSPTOWord markClass 3Class 5

"HARD KNUCKLE" is a word mark owned by Auto X, Inc., filed at the USPTO on April 26, 2024. It is registered and covers classes 3 and 5.

Get this data via the API

Data current as of March 31, 2026Official USPTO record

As filed with the USPTO

Status: Registered; Since March 31, 2026
Filed: April 26, 2024
Registered: March 31, 2026
Expires: Not recorded
Application no.: 98522076
Registration no.: 8191295
Office: USPTO; United States Patent and Trademark Office
Mark type: Word mark; 2 classes

Ownership

Who owns HARD KNUCKLE

The owner and representative on file with the office.

Owner

Auto X, Inc.

Sylmar, United States

Representative

Michael D. Harris

SoCal IP Law Group LLP

Goods and services

What the mark covers

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

03Class 3 · Cosmetics and Cleaning Preparations
Disposable wipes impregnated with cleansing chemicals or compounds for personal hygiene use
05Class 5 · Pharmaceuticals
Antibacterial wipes for personal hygiene use; Disposable sanitizing wipes for personal hygiene use; Sanitizing wipes for personal hygiene use

History

What has happened so far

Steps recorded by the USPTO, newest first.

March 31, 2026Notice of registration confirmation emailed
March 31, 2026Registered-principal register
February 10, 2026Official gazette publication confirmation e-mailed
February 10, 2026Published for opposition
February 4, 2026Notification of notice of publication e-mailed
January 15, 2026Approved for pub - principal register
January 15, 2026Examiner's amendment entered
January 15, 2026Notification of examiners amendment e-mailed
January 15, 2026Examiners amendment e-mailed
January 15, 2026Examiners amendment -written

10 earlier steps on the official record.

FAQ

About HARD KNUCKLE

Who owns the trademark "HARD KNUCKLE"?

The USPTO trademark "HARD KNUCKLE" (application 98522076) is owned by Auto X, Inc.

What is the status of "HARD KNUCKLE"?

Its status at the USPTO is: registered.

When was "HARD KNUCKLE" registered?

It was registered on March 31, 2026.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull HARD KNUCKLE 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 key View docs

GET /v1/trademarks/{id}

ID=tm_019d2cd7-b30f-7143-8898-d1dc50e2a1c6
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"

Response

{
  "id": "tm_019d2cd7-b30f-7143-8898-d1dc50e2a1c6",
  "object": "trademark",
  "mark_text": "HARD KNUCKLE",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "98522076",
  "filing_date": "2024-04-26",
  "nice_classes": [
    3,
    5
  ],
  "owners": [
    {
      "name": "Auto X, Inc.",
      "entity_id": null
    }
  ]
}