USPTO trademark

BF BLUEFILTER

Under examinationUSPTOWord and designClass 11

"BF BLUEFILTER" is a word and design mark owned by Porteva LLC, filed at the USPTO on October 21, 2026. It is under examination and covers class 11 (Environmental Control Apparatus).

Get this data via the API
Official USPTO record
BF BLUEFILTER trademark as filed
As filed with the USPTO
Status
Under examination
Since October 21, 2026
Filed
October 21, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50173667
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word and design
1 class
Ownership

Who owns BF BLUEFILTER

The owner and representative on file with the office.

Owner

Porteva LLC

St. Petersburg, United States

Representative

Anton Leonov

Trademark Garden, PLLC

Goods and services

What the mark covers

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

History

What has happened so far

Steps recorded by the USPTO, newest first.

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

About BF BLUEFILTER

Who owns the trademark "BF BLUEFILTER"?

The USPTO trademark "BF BLUEFILTER" (application 50173667) is owned by Porteva LLC.

What is the status of "BF BLUEFILTER"?

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 BF BLUEFILTER 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_01a163b6-cbd4-72da-9a78-cd3ce956d5ee
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a163b6-cbd4-72da-9a78-cd3ce956d5ee",
  "object": "trademark",
  "mark_text": "BF BLUEFILTER",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50173667",
  "filing_date": "2026-10-21",
  "nice_classes": [
    11
  ],
  "owners": [
    {
      "name": "PORTEVA LLC",
      "entity_id": null
    }
  ]
}