USPTO trademark

LEADLONG

Awaiting publicationUSPTOWord markClass 42

"LEADLONG" is a word mark owned by Siterwell Electronics Co., Limited, filed at the USPTO on June 8, 2026. It is waiting to be published and covers class 42 (Computer and Scientific Services).

View Siterwell Electronics Co., Limited portfolioGet this data via the API
Official USPTO record
LEADLONG trademark as filed
As filed with the USPTO
Status
Awaiting publication
Since October 19, 2026
Filed
June 8, 2026
Registered
Not yet
Expires
Not recorded
Application no.
99870674
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns LEADLONG

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

Owner

Siterwell Electronics Co., Limited

Ningbo, Zhejiang, China

33 trademarks in the portfolioView company

Representative

Utsav Mukherjee

One Juris PC

Goods and services

What the mark covers

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

  • Design of computer chips; Technological research in the field of remote sensing; Research in the field of artificial intelligence technology; Product quality testing; Research and development of new products for others; Scientific research and development; Design of integrated circuits; Computer software design; Updating of computer software; Development of computer platforms

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Approved for pub - principal register
  2. Assigned to examiner
  3. New application office supplied data entered
  4. Application filing receipt mailed
  5. New application entered
FAQ

About LEADLONG

Who owns the trademark "LEADLONG"?

The USPTO trademark "LEADLONG" (application 99870674) is owned by Siterwell Electronics Co., Limited.

What is the status of "LEADLONG"?

Its status at the USPTO is: awaiting publication.

API

Get this data via the API

Everything on this page comes from the Signa API. Pull LEADLONG 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_019eaff8-f439-73da-9db9-b83dbce34f56
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_019eaff8-f439-73da-9db9-b83dbce34f56",
  "object": "trademark",
  "mark_text": "LEADLONG",
  "status": {
    "primary": "pending",
    "stage": "pending_publication"
  },
  "office_code": "US",
  "application_number": "99870674",
  "filing_date": "2026-06-08",
  "nice_classes": [
    42
  ],
  "owners": [
    {
      "name": "SITERWELL ELECTRONICS CO., LIMITED",
      "entity_id": "ent_019ee96d-3552-743d-b747-b1daa637e03a"
    }
  ]
}