USPTO trademark

WINFLO

Under examinationUSPTOWord markClass 1Class 4

"WINFLO" is a word mark owned by SK On Co., Ltd., filed at the USPTO on October 16, 2025. It is under examination and covers classes 1 and 4.

View SK On Co., Ltd. portfolioGet this data via the API
Official USPTO record
WINFLO trademark as filed
As filed with the USPTO
Status
Under examination
Since May 8, 2026
Filed
October 16, 2025
Registered
Not yet
Priority date
October 2, 2025
Claimed from South Korea
Application no.
99446467
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
2 classes
Ownership

Who owns WINFLO

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

Owner

SK On Co., Ltd.

Seoul, South Korea

27 trademarks in the portfolioView company

Representative

Mitchell S. Feller

Gottlieb Rackman & Reisman P.C.

Goods and services

What the mark covers

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

  • Refrigerants, namely, refrigerants for use in heating, ventilation, air conditioning and refrigeration systems; Coolants; Chemical compositions for use as refrigerants in vehicles; Chemical compositions for use as refrigerants in air conditioning; Chemical compounds in the form of refrigerants; Refrigerants for automobiles

  • Refrigerating industrial oils; compressor fluids, namely compressor oils; Industrial oils for refrigeration compressors

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Automatic update of assignment of ownership
  2. Notification of letter of suspension e-mailed
  3. Letter of suspension e-mailed
  4. Suspension letter written
  5. Teas/email correspondence entered
  6. Correspondence received in law office
  7. Teas response to office action received
  8. Notification of non-final action e-mailed
  9. Non-final action e-mailed
  10. Non-final action written

10 earlier steps on the official record.

FAQ

About WINFLO

Who owns the trademark "WINFLO"?

The USPTO trademark "WINFLO" (application 99446467) is owned by SK On Co., Ltd.

What is the status of "WINFLO"?

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 WINFLO 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_019d2b46-a512-70ca-9226-c2f923a061d1
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d2b46-a512-70ca-9226-c2f923a061d1",
  "object": "trademark",
  "mark_text": "WINFLO",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "99446467",
  "filing_date": "2025-10-16",
  "nice_classes": [
    1,
    4
  ],
  "owners": [
    {
      "name": "SK ON CO., LTD.",
      "entity_id": "ent_019eb7ca-a4b7-75df-99bd-0414522d5594"
    }
  ]
}