USPTO trademark

ESAIERR

Under examinationUSPTOWord markClass 17

"ESAIERR" is a word mark owned by Fanjun Li, filed at the USPTO on November 1, 2026. It is under examination and covers class 17 (Rubber Goods).

Get this data via the API
Official USPTO record
ESAIERR trademark as filed
As filed with the USPTO
Status
Under examination
Since November 1, 2026
Filed
November 1, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50193930
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns ESAIERR

The owner and representative on file with the office.

Owner

Fanjun Li

Chenzhou, China

Representative

Sheldon Brown

Brown IP Consulting PLLC

Goods and services

What the mark covers

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

  • Non-metal petroleum hoses; Soundproofing materials for buildings; Electrical tape; Rubber bags for merchandise packaging; Liquid latex

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. Application filing receipt mailed
  2. New application entered
FAQ

About ESAIERR

Who owns the trademark "ESAIERR"?

The USPTO trademark "ESAIERR" (application 50193930) is owned by Fanjun Li.

What is the status of "ESAIERR"?

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 ESAIERR 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_01a19c5c-0c7e-740a-8f26-d6bbec6dead9
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a19c5c-0c7e-740a-8f26-d6bbec6dead9",
  "object": "trademark",
  "mark_text": "ESAIERR",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50193930",
  "filing_date": "2026-11-01",
  "nice_classes": [
    17
  ],
  "owners": [
    {
      "name": "Fanjun Li",
      "entity_id": null
    }
  ]
}