USPTO trademark

STEAMBASE

Opposition periodUSPTOWord markClass 25

"STEAMBASE" is a word mark owned by Hummingavis Co., Ltd., filed at the USPTO on April 1, 2026. It is in its opposition period and covers class 25 (Clothing).

Get this data via the API
Official USPTO record
STEAMBASE trademark as filed
As filed with the USPTO
Status
Opposition period
Since September 8, 2026
Filed
April 1, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99738659
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns STEAMBASE

The owner and representative on file with the office.

Owner

Hummingavis Co., Ltd.

Asan-si, Chungcheongnam-do, South Korea

Representative

Mitchell S. Feller

Gottlieb, Rackman & Reisman P.C.

Goods and services

What the mark covers

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

  • sleep masks; heating eye mask; non-electric heated sleep masks; non-electric thermal sleep masks; heating sleep masks; disposable non-electric heating sleep masks; disposable non-electric thermal sleep masks; disposable sleep masks; thermal sleep masks

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Official gazette publication confirmation e-mailed
  2. Published for opposition
  3. Notification of notice of publication e-mailed
  4. Approved for pub - principal register
  5. Assigned to examiner
  6. New application office supplied data entered
  7. Application filing receipt mailed
  8. New application entered
FAQ

About STEAMBASE

Who owns the trademark "STEAMBASE"?

The USPTO trademark "STEAMBASE" (application 99738659) is owned by Hummingavis Co., Ltd.

What is the status of "STEAMBASE"?

Its status at the USPTO is: opposition period.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull STEAMBASE 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_019d5617-98ae-771a-ba33-3ad3b6c78870
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d5617-98ae-771a-ba33-3ad3b6c78870",
  "object": "trademark",
  "mark_text": "STEAMBASE",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99738659",
  "filing_date": "2026-04-01",
  "nice_classes": [
    25
  ],
  "owners": [
    {
      "name": "HUMMINGAVIS CO., LTD.",
      "entity_id": null
    }
  ]
}