USPTO trademark

STIFFOUR

RegisteredUSPTOWord markClass 7

"STIFFOUR" is a word mark owned by Weifang Renrui Cross-Border e-Commerce Co., Ltd., filed at the USPTO on December 13, 2024. It is registered and covers class 7 (Machines and Machine Tools).

Get this data via the API
Official USPTO record
STIFFOUR trademark as filed
As filed with the USPTO
Status
Registered
Since August 26, 2025
Filed
December 13, 2024
Registered
August 26, 2025
Expires
Not recorded
Application no.
98902678
Registration no.
7918947
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns STIFFOUR

The owner and representative on file with the office.

Owner

Weifang Renrui Cross-Border e-Commerce Co., Ltd.

Weifang,shandong, China

Representative

Anthony Celaya

Celaya Law

Goods and services

What the mark covers

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

  • Electric chaff-cutters; Electric pumps; Electric starter motors; Electrical drills; Needles for sewing machines; Pneumatically operated tire inflation machine

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. New application entered
FAQ

About STIFFOUR

Who owns the trademark "STIFFOUR"?

The USPTO trademark "STIFFOUR" (application 98902678) is owned by Weifang Renrui Cross-Border e-Commerce Co., Ltd.

What is the status of "STIFFOUR"?

Its status at the USPTO is: registered.

When was "STIFFOUR" registered?

It was registered on August 26, 2025.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull STIFFOUR 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_019d2a32-eb9e-7198-837b-9dfe57353762
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2a32-eb9e-7198-837b-9dfe57353762",
  "object": "trademark",
  "mark_text": "STIFFOUR",
  "status": {
    "primary": "active",
    "stage": "registered"
  },
  "office_code": "US",
  "application_number": "98902678",
  "filing_date": "2024-12-13",
  "nice_classes": [
    7
  ],
  "owners": [
    {
      "name": "WEIFANG RENRUI CROSS-BORDER E-COMMERCE CO., LTD.",
      "entity_id": null
    }
  ]
}