USPTO trademark

DBL BLK

Under examinationUSPTOWord markClass 13

"DBL BLK" is a word mark owned by Rost Martin LLC, filed at the USPTO on August 17, 2026. It is under examination and covers class 13 (Firearms).

Get this data via the API
Official USPTO record
DBL BLK trademark as filed
As filed with the USPTO
Status
Under examination
Since August 17, 2026
Filed
August 17, 2026
Registered
Not yet
Expires
Not recorded
Application no.
50054882
Registration no.
Not yet
Office
USPTO
United States Patent and Trademark Office
Mark type
Word mark
1 class
Ownership

Who owns DBL BLK

The owner and representative on file with the office.

Owner

Rost Martin LLC

Dallas, United States

Representative

Charles J. Meyer

Woodard, Emhardt, Henry, Reeves & Wagner LLP

Goods and services

What the mark covers

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

  • Magazine for firearms; sights, other than telescopic sights, for firearms; triggers for firearms; gun barrels; pistol grips; grips for small arms; gun stocks; firearm tactical rails; structural parts for firearms, namely, slides, buffer tubes and lower cartridge case receivers; firearm accessories, namely, magazine loaders being loading tools for weapons

History

What has happened so far

Steps recorded by the USPTO, newest first.

  1. New application office supplied data entered
  2. Application filing receipt mailed
  3. New application entered
FAQ

About DBL BLK

Who owns the trademark "DBL BLK"?

The USPTO trademark "DBL BLK" (application 50054882) is owned by Rost Martin LLC.

What is the status of "DBL BLK"?

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 DBL BLK 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_01a01503-4e1c-72d0-a49e-9ab9208af3c0
curl https://api.signa.so/v1/trademarks/$ID \
  -H "Authorization: Bearer $SIGNA_API_KEY"
Response
{
  "id": "tm_01a01503-4e1c-72d0-a49e-9ab9208af3c0",
  "object": "trademark",
  "mark_text": "DBL BLK",
  "status": {
    "primary": "pending",
    "stage": "examining"
  },
  "office_code": "US",
  "application_number": "50054882",
  "filing_date": "2026-08-17",
  "nice_classes": [
    13
  ],
  "owners": [
    {
      "name": "Rost Martin LLC",
      "entity_id": null
    }
  ]
}