USPTO trademark

KULOSIN

Opposition periodUSPTOWord markClass 28

"KULOSIN" is a word mark owned by Li Jun, filed at the USPTO on April 6, 2026. It is in its opposition period and covers class 28 (Toys and Sporting Goods).

View Li Jun portfolioGet this data via the API
Official USPTO record
KULOSIN trademark as filed
As filed with the USPTO
Status
Opposition period
Since September 15, 2026
Filed
April 6, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99747552
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns KULOSIN

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

Owner

Li Jun

Heilongjiang, China

170 trademarks in the portfolioView company

Representative

Saradja Paul

Goods and services

What the mark covers

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

  • Amusement game machines; Balloons; Trampolines; Body-building apparatus; Balls for games; Toy aircraft; Swim fins; Running machines; Hamster exercise balls; Swimming jackets; Knee guards for athletic use; Exercise bars; Jigsaw puzzles; Toy buildings and accessories therefor; Elbow pads for athletic use

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. New application entered
  8. Application filing receipt mailed
FAQ

About KULOSIN

Who owns the trademark "KULOSIN"?

The USPTO trademark "KULOSIN" (application 99747552) is owned by Li Jun.

What is the status of "KULOSIN"?

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 KULOSIN 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_019d7075-8f8c-77db-807d-0c5f2ce7d460
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019d7075-8f8c-77db-807d-0c5f2ce7d460",
  "object": "trademark",
  "mark_text": "KULOSIN",
  "status": {
    "primary": "pending",
    "stage": "pending_opposition"
  },
  "office_code": "US",
  "application_number": "99747552",
  "filing_date": "2026-04-06",
  "nice_classes": [
    28
  ],
  "owners": [
    {
      "name": "Li Jun",
      "entity_id": "ent_019eb7d8-2701-76ad-8298-c38357c49c7f"
    }
  ]
}